Name ________________________ Hour_______
Writing Formulas/Nomenclature Practice
Determine whether each compound is ionic or covalent and then write the formula
1. Na2CO3 _____________________________________________________
2. P2O5 _____________________________________________________
3. NH3 _____________________________________________________
4. FeSO4 _____________________________________________________
5. SiO2 _____________________________________________________
6. GaCl3 _____________________________________________________
7. CoBr2 _____________________________________________________
8. B2H4 _____________________________________________________
9. CO _____________________________________________________
10. P4 _____________________________________________________
11. NaBr _____________________________________________________
12. Ca(C2H3O2)2 _____________________________________________________
13. P2O5 _____________________________________________________
14. Ti(SO4)2 _____________________________________________________
15. FePO4 _____________________________________________________
16. K3N _____________________________________________________
17. SO2 _____________________________________________________
18. CuOH _____________________________________________________
19. Zn(NO2)2 _____________________________________________________
20. V2S3 _____________________________________________________
21. BBr3 _____________________________________________________
22. CaSO4 _____________________________________________________
23. C2Br6 _____________________________________________________
24. Cr(CO3)3 _____________________________________________________
25. Ag3P _____________________________________________________
26. IO2 _____________________________________________________
27. VO2 _____________________________________________________
28. PbS _____________________________________________________
29. CH4 _____________________________________________________
30. N2O3 _____________________________________________________
Determine whether each formula is ionic or covalent and write the name
31. tetraphosphorus triselenide ________________________________________________
32. potassium acetate ________________________________________________
33. iron (II) phosphide ________________________________________________
34. disilicon hexabromide ________________________________________________
35. titanium (IV) nitrate ________________________________________________
36. diselenium diiodide ________________________________________________
37. copper (I) phosphate ________________________________________________
38. gallium oxide ________________________________________________
39. tetrasulfur dinitride ________________________________________________
40. phosphorus ________________________________________________
41. silicon dioxide ________________________________________________
42. nickel (III) sulfide ________________________________________________
43. manganese (II) phosphate ________________________________________________
44. silver acetate ________________________________________________
45. diboron tetrabromide ________________________________________________
46. magnesium sulfate ________________________________________________
47. potassium carbonate ________________________________________________
48. ammonium oxide ________________________________________________
49. tin (IV) selenide ________________________________________________
50. carbon tetrachloride ________________________________________________
51. dinitrogen trioxide ________________________________________________
52. nitrogen dioxide________________________________________________
53. methane ________________________________________________
54. lithium acetate ________________________________________________
55. phosphorus trifluoride ________________________________________________
56. vanadium (V) oxide ________________________________________________
57. aluminum hydroxide ________________________________________________
58. zinc sulfide ________________________________________________
59. silicon tetrafluoride ________________________________________________
60. silver phosphate ________________________________________________