Question

name two compounds such as H2O

Answer 1

1-  Carbon dioxide (CO2, consisting of one carbon atom and two oxygen atoms)

2- Sodium Chloride (NaCl, consisting of one sodium atom and one chloride atom)

3- Methane (CH4, consisting of one carbon atom and four hydrogen atoms)

You can choose any two!!

Answer 2

1.CL-
2.OXIDE
3.SODIUM