Question

ans plzz fast ......

Answer 1

1) electrovalent bond
2) AB2
3)Mg + Cl2 --------> MgCl2
4)for conductance of electricity movement of ions is required , ions can only move in molten and liquid state
5) NaCl contains electrovalent bond and if there is electrovalent bond then definitely there is electrostatic force of attraction,due to which it's melting point increases