{"id":122,"date":"2016-01-13T10:05:09","date_gmt":"2016-01-13T10:05:09","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/?page_id=122"},"modified":"2019-03-27T14:42:14","modified_gmt":"2019-03-27T14:42:14","slug":"answer-guide-unit-1_5b","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/answer-guide-unit-1_5b\/","title":{"rendered":"Answer Guide Unit S3_6B"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n
MCQ<\/td>\n\u00a0Answer<\/td>\n\u00a0Area of Chemistry<\/td>\n<\/tr>\n
1.<\/td>\nC<\/td>\n\u00a0[Diatomic Elements]<\/span><\/td>\n<\/tr>\n
2.<\/td>\nC<\/td>\n\u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding]<\/span><\/td>\n<\/tr>\n
3.<\/td>\nD<\/td>\n\u00a0[Chemical Formula – Prefixes]<\/span><\/td>\n<\/tr>\n
4.<\/td>\nB<\/td>\n\u00a0[Compounds\/ Covalent\u00a0Compounds – Structure\/ Bonding]<\/span><\/td>\n<\/tr>\n
5.<\/td>\nA<\/td>\n\u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding]<\/span><\/td>\n<\/tr>\n
6.<\/td>\n\u00a0C<\/td>\n\u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding]<\/span><\/td>\n<\/tr>\n
7.<\/td>\n\u00a0D<\/td>\n\u00a0[Compounds\/ Covalent\u00a0Compounds – Structure\/ Bonding\/ Properties]<\/span><\/td>\n<\/tr>\n
8.<\/td>\nB<\/td>\n\u00a0[Compounds\/ Covalent\u00a0Compounds – Structure\/ Bonding]<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n\n\n
9<\/td>\na)<\/td>\nK+<\/sup>Cl–<\/sup><\/td>\nb)<\/td>\nMg2+<\/sup>(Br–<\/sup>)2<\/sub><\/td>\nc)<\/td>\nCa2+<\/sup>S2-<\/sup><\/td>\n<\/tr>\n
<\/td>\nd)<\/td>\nCa2+<\/sup>(H–<\/sup>)2<\/sub><\/td>\ne)<\/td>\n(Na+<\/sup>)2<\/sub>O2-<\/sup><\/td>\nf)<\/td>\nLi+<\/sup>Cl–<\/sup><\/td>\n<\/tr>\n
<\/td>\ng)<\/td>\nPb4+<\/sup>(O2-<\/sup>)2<\/sub><\/td>\nh)<\/td>\nAl3+<\/sup>(Br–<\/sup>)3<\/sub><\/td>\ni)<\/td>\nCs+<\/sup>Cl–<\/sup><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
<\/td>\n\u00a0\u00a0[Chemical Formula – Valency]<\/span><\/td>\n<\/tr>\n
10.<\/td>\n<\/td>\n<\/tr>\n
a)<\/td>\nSiC<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Problem Solving]<\/span><\/td>\n<\/tr>\n
b)<\/td>\ni) \u00a0 does not have freely moving charged particles\/<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding -Properties]<\/span><\/td>\n<\/tr>\n
<\/td>\n\u00a0ii) \u00a0Covalent network compounds – breaking strong covalent bonds requires a lot of energy<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding -Properties]<\/span><\/td>\n<\/tr>\n
\u00a011.<\/td>\n<\/td>\n<\/tr>\n
\u00a0a)<\/td>\n\u00a0The strong bonds between atoms that are joined by covalent bonds are the result of electrostatic attraction<\/strong> between the positive nuclei of the atoms and the pairs of negative electrons that are shared<\/strong> between them.<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding –\u00a0Covalent Bond]<\/span><\/td>\n<\/tr>\n
\u00a0b)<\/td>\n\u00a0
\n<\/a><\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n\u00a0i)\u00a0
\n<\/a><\/td>\n<\/tr>\n
<\/td>\n\"b44b723c3e8c7d95fb927ac1bf56269c3c8bc454\"<\/a><\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding -Diagrams]<\/span><\/td>\n<\/tr>\n
<\/td>\n\u00a0ii)<\/td>\n<\/tr>\n
<\/td>\n\"electronic-geometry-of-ammonia-molecule\"<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding – Molecular Shapes]<\/span><\/td>\n<\/tr>\n
\u00a012.<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0The positive nuclei from two different atoms (hydrogen & chlorine)\u00a0are held together by their common attraction for the shared pair of electrons held between them.\"Hydrogen-Chloride-Molecule\"<\/td>\n<\/tr>\n
<\/td>\n\u00a0\u00a0[Bonding]<\/span><\/td>\n<\/tr>\n
\u00a013.<\/span><\/td>\n<\/td>\n<\/tr>\n
\u00a0\u00a0i)<\/td>\n\u00a0C3<\/sub>H9<\/sub>N<\/td>\n<\/tr>\n
<\/td>\n\u00a0[Chemical Formula]<\/span><\/td>\n<\/tr>\n
\u00a0ii)<\/span><\/td>\n\u00a0molecule<\/td>\n<\/tr>\n
<\/td>\n\u00a0[Bonding]<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

MCQ \u00a0Answer \u00a0Area of Chemistry 1. C \u00a0[Diatomic Elements] 2. C \u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding] 3. D \u00a0[Chemical Formula – Prefixes] 4. B \u00a0[Compounds\/ Covalent\u00a0Compounds – Structure\/ Bonding] 5. A \u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding] 6. \u00a0C \u00a0[Compounds\/\u00a0Ionic Compounds – Structure\/ Bonding] 7. \u00a0D \u00a0[Compounds\/ Covalent\u00a0Compounds – Structure\/ Bonding\/ Properties] 8. B \u00a0[Compounds\/ Covalent\u00a0Compounds … Continue reading “Answer Guide Unit S3_6B”<\/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-122","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/pages\/122","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/comments?post=122"}],"version-history":[{"count":19,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/pages\/122\/revisions"}],"predecessor-version":[{"id":1237,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/pages\/122\/revisions\/1237"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/higherchemanswers\/wp-json\/wp\/v2\/media?parent=122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}