{"id":2,"date":"2022-07-27T10:10:40","date_gmt":"2022-07-27T09:10:40","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/?page_id=2"},"modified":"2022-10-27T21:36:53","modified_gmt":"2022-10-27T20:36:53","slug":"sample-page","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/","title":{"rendered":""},"content":{"rendered":"\r\n<p><strong>The following links offer some useful revision to support your learning:<\/strong><\/p>\r\n<p><a href=\"https:\/\/www.bbc.co.uk\/bitesize\/guides\/zsmgpbk\/revision\/1\">BBC Bitesize &#8211; Acids and Bases<\/a><\/p>\r\n<p><a href=\"https:\/\/www.bbc.co.uk\/bitesize\/guides\/zsmgpbk\/video\">BBC Bitesize Video &#8211; Acids and Bases<\/a><\/p>\r\n<p><a href=\"https:\/\/www.bbc.co.uk\/bitesize\/guides\/zsmgpbk\/test\">BBC Bitesize Test &#8211; Acids and Bases<\/a><\/p>\r\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=ae2VT2Hmi2k\">Miss Adams Video Lesson &#8211; Acids and Bases<\/a><\/p>\r\n<p><strong>To help with your learning, you may also wish to try some of the following resources:<\/strong><\/p>\r\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=-aGRYS7JVd8\">BBC Teach Video &#8211; How Acids and Alkalis Affect Us<\/a><\/p>\r\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=HnkW7STde_Y\">Making a Soluble Salt from an Insoluble Metal carbonate and an Acid<\/a><\/p>\r\n<p><a href=\"https:\/\/edu.rsc.org\/practical\/preparing-a-salt-practical-videos-14-16-students\/4011982.article\">Preparing a Soluble Salt<\/a><\/p>\r\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=rLc148UCT2w\">Titration Procedure<\/a><\/p>\r\n<p><strong>Within the National 5 Chemistry course, you will need to know:<\/strong><\/p>\r\n<p><strong>pH <\/strong><\/p>\r\n<ul>\r\n<li>The pH scale is an indication of the hydrogen ion concentration and runs from below 0 to above 14.<\/li>\r\n<li>A neutral solution has equal concentrations of H+ (aq) and OH\u02c9(aq) ions.<\/li>\r\n<li>Water is neutral as it dissociates according to the equation + &#8211; H O( ) H (aq) OH (aq) 2 \uf02b producing equal concentrations of hydrogen and hydroxide ions.<\/li>\r\n<li>At any time, only a few water molecules are dissociated into free ions.<\/li>\r\n<li>The symbol indicates that a reaction is reversible and occurs in both directions.<\/li>\r\n<li>Acidic solutions have a higher concentration of H+ (aq) ions than OH\u02c9(aq) and have a pH below 7.<\/li>\r\n<li>Alkaline solutions have a higher concentration of OH\u02c9(aq) ions than H+ (aq) ions and have a pH above 7.<\/li>\r\n<li>Dilution of an acidic solution with water will decrease the concentration of H+ (aq) and the pH will increase towards 7.<\/li>\r\n<li>Dilution of an alkaline solution with water will decrease the concentration of OH\u02c9(aq) and the pH will decrease towards 7.<\/li>\r\n<li>Soluble non-metal oxides dissolve in water forming acidic solutions.<\/li>\r\n<li>Soluble metal oxides dissolve in water to form alkaline solutions: metal oxide + water \uf0e0 metal hydroxide Metal oxides, metal hydroxides, metal carbonates and ammonia neutralise acids and are called bases.<\/li>\r\n<li>Those bases that dissolve in water form alkaline solutions.<\/li>\r\n<\/ul>\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>The following links offer some useful revision to support your learning: BBC Bitesize &#8211; Acids and Bases BBC Bitesize Video &#8211; Acids and Bases BBC Bitesize Test &#8211; Acids and Bases Miss Adams Video Lesson &#8211; Acids and Bases To help with your learning, you may also wish to try some of the following resources: &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;&#8221;<\/span><\/a><\/p>\n","protected":false},"author":6619,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-2","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/pages\/2","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/users\/6619"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/comments?post=2"}],"version-history":[{"count":3,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/pages\/2\/revisions"}],"predecessor-version":[{"id":12,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/pages\/2\/revisions\/12"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/n5chemacidsbases\/wp-json\/wp\/v2\/media?parent=2"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}