(a(i))[1]
State which structure shows the compound that makes up most of natural gas.
(a(ii))[1]
State which structure shows the monomer used to make poly(ethene).
(a(iii))[1]
State which structure represents a giant covalent structure.
(a(iv))[1]
State which structure shows a compound with a high melting point.
(a(v))[1]
State which structure represents a waste gas from digestion in animals.
(a(vi))[1]
State which structure represents a solid at room temperature that conducts electricity when dissolved in water.
(b)[2]
Complete Fig. 1.2 to show the dot-and-cross diagram for structure B. Include only the outer electron shells.