For each of the following questions, determine whether the compound is ionic or covalent and name it appropriately. 1) CO3

2) P2O5

3) NH3

4) SO4

5) CO2

6) GaCl3

7) MgBr2

8) BaS

9) CO

10) Na2S

For each of the following questions, determine whether the compound is ionic or covalent and write the appropriate formula for it.

11) dinitrogen trioxide

12) nitrogen tribromide

13) carbon tetrahydride

14) lithium nitride

15) phosphorus trifluoride

16) potassium oxide

17) aluminum chloride

18) silicon tetrafluoride

19) calcium telluride