CSEC Chemistry · May/June 2015 · Paper 1 · Question Q12

Which TWO of the elements above when combined with each other form MAINLY ionic compounds?

1. (A)I and II only
2. (B)I and III only
3. (C)II and IV only
4. (D)III and IV only

This question uses a figure or table from the paper — you'll see it when you practise.