(a(i))[3]
Describe and explain the trend in the volatilities of the Group IV chlorides $\text{CCl}_4$, $\text{GeCl}_4$ and $\text{PbCl}_4$.
(a(ii))[4]
Describe and explain the reactions, if any, of these chlorides with water. Write equations for any reactions that occur.
(b(i))[2]
Name the two white solids, B and C, referred to above.
(b(ii))[4]
Suggest an equation for each of the four reactions described above.