Question

valency of magnesium is 2 write the valency of other radical in the following
(1)Mgco3
(2)Mgcl2
(3)Mg(oh)2
(4)Mgso4​

Answer 1

Answer:1)valency=3

2)valency=2

3)valency=2

4)valency=4

Answer 2

1. co3=2
2. Cl=2
3. (oh)=2
4. so4=2