29 Sept ‘08
Heh, BeCl2 is a covalent molecule, so i is dead cos i wrote it as ionic. (-2)
BF4- is tetrahedral.
Then question B2 is so confusing. part b ask for a cation, but by working the solid contains 2 compound. That sucks. Anyway its ZnO and lead(ii) nitrate. But i only wrote zinc and lead. =(
Lester
Sheena