C3.4.6 deduce the empirical formula of a C3 Chemical 91 compound from the relative numbers of quantities and atoms present or from a model or diagram calculations and vice versa C3.4.7 use arithmetic computation and C3 Chemical 110 Use of ratios but ratio when determining empirical formulae quantities and not for empirical calculations formulae C3.4.8 describe the arrangement of C2 Structure, bonding 58 chemical bonds in simple molecules and the properties of matter C3.4.9 explain covalent bonding in terms C2 Structure, bonding 64 of the sharing of electrons and the properties of matter C3.4.10 construct dot and cross diagrams C2 Structure, bonding 64 for simple covalent substances and the properties of matter C3.4.11 represent three dimensional C2 Structure, bonding 90 shapes in two dimensions and vice versa and the properties of when looking at chemical structures for matter simple molecules C3.4.12 describe the limitations of dot and C2 Structure, bonding 62-65 cross diagrams, ball and stick models and and the properties of two and three dimensional representations matter when used to represent simple molecules C3.4.13 translate information between C2 Structure, bonding 90 diagrammatic and numerical forms and the properties of matter C3.4.14 explain how the bulk properties of C2 Structure, bonding 64 Also C7 Page simple molecules are related to the and the properties of 254 covalent bonds they contain and their matter bond strengths in relation to intermolecular forces C3.4.15 describe the production of C7 Hydrocarbons 236 materials that are more useful by cracking C3.4.16 recognise functional groups and C7 Hydrocarbons 238-245 Alkenes 240, identify members of the same homologous Alcohols 242, series (separate science only) Carboxylic Acids 244 C3.4.17 name and draw the structural C7 Hydrocarbons 238-245 Alkenes 240, formulae, using fully displayed formulae, of Alcohols 242, the first four members of the straight chain Carboxylic Acids alkanes and alkenes, alcohols and 244 carboxylic acids (separate science only)
C3.4.6 deduce the empirical formula of a compound from the relative numbers of atoms present or from a model or diagram and vice versa C3 Chemical quantities and calculations 91 C3.4.7 use arithmetic computation and ratio when determining empirical formulae C3 Chemical quantities and calculations 110 Use of ratios but not for empirical formulae C3.4.8 describe the arrangement of chemical bonds in simple molecules C2 Structure, bonding and the properties of matter 58 C3.4.9 explain covalent bonding in terms of the sharing of electrons C2 Structure, bonding and the properties of matter 64 C3.4.10 construct dot and cross diagrams for simple covalent substances C2 Structure, bonding and the properties of matter 64 C3.4.11 represent three dimensional shapes in two dimensions and vice versa when looking at chemical structures for simple molecules C2 Structure, bonding and the properties of matter 90 C3.4.12 describe the limitations of dot and cross diagrams, ball and stick models and two and three dimensional representations when used to represent simple molecules C2 Structure, bonding and the properties of matter 62-65 C3.4.13 translate information between diagrammatic and numerical forms C2 Structure, bonding and the properties of matter 90 C3.4.14 explain how the bulk properties of simple molecules are related to the covalent bonds they contain and their bond strengths in relation to intermolecular forces C2 Structure, bonding and the properties of matter 64 Also C7 Page 254 C3.4.15 describe the production of materials that are more useful by cracking C7 Hydrocarbons 236 C3.4.16 recognise functional groups and identify members of the same homologous series (separate science only) C7 Hydrocarbons 238-245 Alkenes 240, Alcohols 242, Carboxylic Acids 244 C3.4.17 name and draw the structural formulae, using fully displayed formulae, of the first four members of the straight chain alkanes and alkenes, alcohols and carboxylic acids (separate science only) C7 Hydrocarbons 238-245 Alkenes 240, Alcohols 242, Carboxylic Acids 244
470139-switching-to-ocr-gcse-9-1-chemistry-b-from-aqa.docx