1. Formulas Names Skeleton Equations Balancing Equations pH 1 6 11 16 21 2 7 12 17 22 3 8 13 18 23 4 9 14 18 24 5 10 15 20 25

2. Give the correct formula: barium phosphate

3. Ba3(PO4)2

4. Give the correct formula: potassium oxide

5. K2O

6. Give the correct formula: sulfur dioxide

7. SO2

8. Give the correct formula: phosphoric acid

9. H3PO4

10. Give the correct formula: hydrocyanic acid

11. HCN

12. Name the compound: SiO2

13. silicon dioxide

14. Name the compound: CaSO4

15. calcium sulfate

16. Name the compound: NaC2H3O2

17. sodium acetate

18. Name the acid: H2SO3

19. sulfurous acid

20. Name the acid: HBr

21. hydrobromic acid

22. Give the skeleton equation: Potassium chlorate decomposes to produce potassium chloride and oxygen gas

23. KClO3 → KCl + O2

24. Give the skeleton equation: Nitrogen gas and hydrogen gas react to produce ammonia gas

25. H2 + N2 → NH3

26. Give the skeleton equation: Zinc (II) nitrate decomposes to produce zinc (II) oxide, nitrogen dioxide, and oxygen gas

27. Zn(NO3)2 → ZnO + NO2 + O2

28. Give the skeleton equation: Iron reacts with oxygen gas to produce iron (III) oxide

29. Fe + O2 → Fe2O3

30. Give the skeleton equation: Iron (III) chloride reacts with sodium hydroxide to produce iron (III) hydroxide and sodium chloride

31. FeCl3 + NaOH → Fe(OH)3 + NaCl

32. P4 + F2 → PF5 Balance the equation:

33. P4 + 10 F2 → 4 PF5

34. H3PO4 → H2O + P4O10 Balance the equation:

35. 4 H3PO4 → 6 H2O + P4O10

36. CS2 + O2 → CO2 + SO2 Balance the equation:

37. CS2 + 3 O2 → CO2 + 2 SO2

38. Ba(ClO3)2 → BaCl2 + O2 Balance the equation:

39. Ba(ClO3)2 → BaCl2 + 3 O2

40. C6H12O6 + O2 → CO2 + H2O Balance the equation:

41. C6H12O6 + 6 O2 → 6 CO2 + 6 H2O

42. Give the pH: [H +] = 8 x 10-5

43. pH = 4.097

44. Give the pH: [H +] = 3.5 x 10-9

45. pH = 8.469

46. Give the pH: pOH = 6

47. pH = 8

48. Give the [H+] pH = 10.2

49. [H+] = 6.3 x 10-11

50. Give the [H+] [OH-] = 1.9 x 10-3