(a)[6]
Answer the questions below using only the structures in Fig. 1.1. A structure may be selected once, more than once, or not used at all. (i) State which structure is a gas that accounts for 78% by volume of clean, dry air. (ii) a compound with a high melting point. (iii) a giant covalent structure. (iv) a compound in the same homologous series as ethanol. (v) a product of photosynthesis. (vi) a non-metallic element that conducts electricity.
(b)[2]
Complete Fig. 1.2 so that it shows the dot-and-cross diagram for structure G. Include only the outer electron shells.