{"id":17,"date":"2015-12-30T12:55:48","date_gmt":"2015-12-30T12:55:48","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/?page_id=17"},"modified":"2022-05-17T09:33:19","modified_gmt":"2022-05-17T09:33:19","slug":"symbol-equations-revision-exercise","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/symbol-equations-revision-exercise\/","title":{"rendered":"Revision Exercise &#8211; Symbol Equations"},"content":{"rendered":"<pre><strong><span style=\"color: #008000\">Use symbols and formulae to write chemical equations for each of the following reactions.<\/span><\/strong>\r\n<strong><span style=\"color: #008000\">There is no need to balance the equations at this stage.<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture2112.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td width=\"45\">b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture910.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td width=\"45\">c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture515.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set A \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, 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768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET B<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture1012.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture1310.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture1116.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set B \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET C<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture1213.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture149.jpg\" width=\"1200\" height=\"65\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture319.jpg\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set C \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET D<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture614.jpg\" width=\"1200\" height=\"53\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture176.jpg\" width=\"1200\" height=\"57\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture414.jpg\" width=\"1200\" height=\"54\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set D \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET E<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture188.jpg\" width=\"1200\" height=\"57\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture168.jpg\" width=\"1200\" height=\"57\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture227.jpg\" width=\"1200\" height=\"54\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set E \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET F<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture197.jpg\" width=\"1200\" height=\"55\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture196.jpg\" width=\"1200\" height=\"49\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture2113.jpg\" width=\"1200\" height=\"52\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set F \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET G<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture228.jpg\" width=\"1200\" height=\"52\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture614.jpg\" width=\"1200\" height=\"53\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture203.jpg\" width=\"1200\" height=\"41\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set G \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, 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768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET H<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture810.jpg\" width=\"1200\" height=\"63\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img decoding=\"async\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture204.jpg\" \/><\/td>\n<\/tr>\n<tr>\n<td>c)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture234.jpg\" width=\"1200\" height=\"52\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set H \u00a0a) - c) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-241x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f00f9430a8b751b57d6f5b70e8a00f5cc78544e4a8504c85b2e6f8c0e3024d3a 241w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick-768x958.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjECoaCWV1LXdlc3QtMSJGMEQCIFO%2FYy%2B2sdm3Tb1z4GkdOK2ulzuAM2SA0NWpF8mcrExRAiAegSA2qXR%2FpEgEEqwAfAnjgGFYDEGmk%2BW6xHUYoKt85yrCBQjz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAUaDDI3MzU3MDE5NTQzMyIMlmtt%2FS%2FxAI7PEKPlKpYFTxJr%2FDHJK3GNEcKdvF%2FDvaSMG%2B9lm%2BHSLo48y4xOs38SuuN4lSmaQ7B38aHBqdh69mpWg%2BD9S3cSLjf9WC5kwULucSZlev866UL%2FaBH9E3tdFdaZeEJta7RHoZozxtotVqaCB5YPVB1t8DccUpQnUNPRF0xjYzxGk8dvqa3DLwT84DNjV0hRdnJGd2adjWj7xsSnD6kpCUH4wYTz1337JjSyI0qW1SLVY3I94yuKcD3jguTYCjhVDHGeotXATVqCO88QPoMyahHdR45YCLH1pqkxSDMirYZLWoccvjgNV2o6pYeN7FIiXYrHZLDkzrGhxkU%2FZ%2Bo6%2BtPU%2FTyJfl%2BuEWtQIoh%2B8M4Yuf9brHWXS90i5RLZetQLGlKR9ojN7f3Aq%2FqTMdEYP5nSTcYzHqTD%2FmaQ7U67MsFDWF%2BEVhLgdinw%2F8wChPkdort2EfF4dAFc6FOLmUio17qcuE6QQ%2FQ1zk9dpgjFvVcqCNJEmIrnfStnywxSV%2BA3tOz9Pib%2F7Dp6wpiPxgHLnD86oLMeHNnAC%2Fvl85H108RkISzoZZut2Nf0AfrdOCQ3NIGrWYpMTIL2QOPQ6TeE71%2BUZf7PfODlWc86wR%2F3JN2NZKtOionu70TkUv%2BjW0a95%2BBWVEoBOqc3%2Fohw9HY90QnPj4rS%2BXetdemprrVfY0yZ4tciTpiyE8yRzT06fA3ZfgLxh%2FyHcSKBVPP8CwUohUEUbhxl02X71EWuzgQvHDVau%2FmcYZpxQSV9vMrsNKsreiCedTv2LQLzeUoLD9Ay%2FX0sF%2Fhi9CQn0f1mziEYgAApn6s4L%2FIervYlwdFDny8%2F94qoD26zBABFAftlE6QXvWjA%2BjiJLPpNaIkpzC6k1viZNhlPksP5Ts21JDAaD%2BAw9%2FHWzgY6sgEz5knY6wsR0GFza0VEJvEQkVIUAFvZ45llvYU%2B9SpFXQzoYQH7BWDHDWb65BysO0ZryTCpOKAJKgU0UpIlYKwmcGjwsc8fxRn9fEzcfX2HPtXBiABH5wtuSHJNB%2BiDOZEfLG1aHu3ff31k8vPp0mx8i37d5v7MOSWYeGRZW8scHzI%2B8hGHkrfz8Q4x9EsggcJvWN7yFCAPNd5hf0anuVRO%2Fv4vFpre0goIOVs%2B%2FYGTRIPh&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USPE766GD%2F20260408%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260408T024014Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=afcfd1e06d7eb7461f46b867ae4be68c2009fbf89dbdb02553cb13bd8bb11798 768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre><strong><span style=\"color: #ff0000\">SET I<\/span><\/strong><\/pre>\n<table>\n<tbody>\n<tr>\n<td width=\"45\">a)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture245.jpg\" width=\"1200\" height=\"52\" \/><\/td>\n<\/tr>\n<tr>\n<td>b)<\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture253.jpg\" width=\"1200\" height=\"51\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left\">\n<pre><strong><span style=\"color: #0000ff\">Marking Guide for Questions \u00a0Set I \u00a0a) - b) above<\/span><\/strong><\/pre>\n<\/td>\n<td width=\"50\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/answers-symbol-equations\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-1405\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png\" alt=\"\" width=\"821\" height=\"1024\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/n5chemskills\/uploads\/sites\/5582\/2019\/04\/Big-Tick.png 821w, 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768w\" sizes=\"auto, (max-width: 821px) 85vw, 821px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Use symbols and formulae to write chemical equations for each of the following reactions. There is no need to balance the equations at this stage. a) b) c) Marking Guide for Questions \u00a0Set A \u00a0a) &#8211; c) above SET B a) b) c) Marking Guide for Questions \u00a0Set B \u00a0a) &#8211; c) above SET C &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/symbol-equations-revision-exercise\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Revision Exercise &#8211; Symbol Equations&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2454,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-17","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/pages\/17","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/comments?post=17"}],"version-history":[{"count":14,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/pages\/17\/revisions"}],"predecessor-version":[{"id":2568,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/pages\/17\/revisions\/2568"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemskills\/wp-json\/wp\/v2\/media?parent=17"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}