Question

Name and write the symbols of ions present in the following compounds
1) CaO
2) NaNO3
3) MgCl2

Answer 1

Here is the answer hope it is correct because I tried my best

Answer 2

CaO - Ca2+ Calcium +O 2- Oxgen ion
NaNO3 - Na + Sodium ion + NO3 1- Nitrate ion
MgCl2 - Mg2+ + 2 Cl 1 - Chloride ion