Question

the valencies for the following:
a)calcium ion b)Bicarbonate c)Bisulphate d)Magnesium ion e)nitride
2.Write the molecular formula for the following:
a)Zinc chloride b)Calcium carbonate c)Magnesium sulphate d)Sodium nitrate

Answer 1

Answer:

2. ZnCl2

2.CaCO3

3.MgSO4

4.NaNO3

thank u.

Answer 2

Answer:

1.a)0

b)1

c)0

D)0

e)2

2.a)ZnCl2

b)CaCO3

c)MgSO4

D)NaNO3