1. FORMULAS hydroxideOH -

2. FORMULAS sulfateSO 4 2-

3. FORMULAS sulfiteSO 3 2-

4. FORMULAS chlorateClO 3 -

5. FORMULAS perchlorateClO 4 -

6. FORMULAS nitrateNO 3 -

7. FORMULAS carbonateCO 3 2-

8. FORMULAS phosphatePO 4 3-

9. FORMULAS cyanideCN -

10. FORMULAS bariumBa 2+

11. FORMULAS calciumCa 2+

12. FORMULAS nitrideN 3-

13. FORMULAS sulfideS 2-

14. FORMULAS ammoniumNH 4 +

15. FORMULAS carbonic acid H 2 CO 3

16. FORMULAS nitric acidHNO 3

17. FORMULAS sulfuric acid H 2 SO 4

18. FORMULAS hydrobromic acid HBr

19. FORMULAS acetic acidCH 3 COOH

20. FORMULAS ammoniaNH 3

21. FORMULAS nitrous acid HNO 2

22. FORMULAS phosphatePO 4 3-

23. Reactions metallic oxide + nonmetallic oxide simple combination

24. Reactions CaO + SO 3  CaSO 4

25. Reactions acid + metalsingle replacement gives: hydrogen gas and a salt

26. Reactions **Pb is dropped into hot sulfuric acid PbSO 4 + SO 2 + H 2 O

27. Reactions **Copper is added to concentrated nitric acid  Cu 2+ + H 2 O + NO 2

28. Reactions nonmetallic oxide and water  an acid

29. Reactions SO 3 + H 2 O  H + + SO 4 2-

30. Reactions “acidified” means it is a ________ reaction REDOX

31. Reactions Transition metal and NH 3 /CN - /SCN - /OH - forms a COMPLEX ION

32. Reactions hydrocarbon and oxygen  H 2 O + CO 2

33. Reactions metallic oxide + water  a base

34. Reactions Li 2 O + H 2 O  Li + + OH -

35. Reactions “solution” means WRITE AS IONS!!!!!!! (unless WA)

36. Reactions Group 2 + water  H 2 + M 2+ + OH -

37. Reactions **Mg + H 2 O  MgO + H 2 an exception

38. Reactions **Na + O 2  Na 2 O 2 an exception

39. Solubility Rules S 2- CO 3 2- PO 4 3- CrO 4 2- INSOLUBLE **except group 1 or NH 4 +

40. Solubility Rules all nitrates, group 1, NH 4 + SOLUBLE

41. Solubility Rules INSOLUBLE HALIDES (Cl - Br - I - ) Ag + Pb 2+ Hg 2 2+

42. Solubility Rules INSOLUBLE SULFATES Ba 2+ Ca 2+ Pb 2+ Hg 2 2+ Sr 2+

43. Solubility Rules Hydroxides are INSOLUBLE **except group 1 or NH 4 +

44. Solubility Rules sulfides chromates hydroxides carbonates phosphates INSOLUBLE **except group 1 or NH 4 +

45. Redox H2O2 H2O2  H 2 O + O 2

46. Redox HClO 4  Cl -

47. Redox Cr 2 O 7 2-  (in acid) Cr 3+

48. Redox Na 2 O 2  Na + + OH -

49. Redox MnO 4 -  (in acid) Mn 2+

50. Redox “acidified” H +  H 2 O

51. Redox MnO 2  (in acid) Mn 2+

52. Redox MnO 4 -  (in base or neutral) MnO 2

53. Redox H 2 SO 4  (hot/conc.) SO 2

54. Redox Cl 2  ( dilute base ) ClO -

55. Redox Cl 2  ( conc. base ) ClO 2 -

56. Redox Cl -  (halide) Cl 2 (halogen)

57. Redox Na  (metal) Na + (ion)

58. Redox HNO 3  (conc.) NO 2

59. Redox HNO 3  (dilute) NO

60. Net Ionic Reactions lead (II) nitrate solution and sodium chloride solution are mixed Pb 2+ + Cl -  PbCl 2

61. Net Ionic Reactions strontium chloride solution and sodium sulfate solution are mixed Sr 2+ + SO 4 2-  SrSO 4

62. Net Ionic Reactions solid calcium carbonate is heated CaCO 3  CaO + CO 2

63. Net Ionic Reactions solid aluminum hydroxide is heated Al(OH) 3  H 2 O + Al 2 O 3

64. Net Ionic Reactions strontium metal is dropped into 4M sulfuric acid Sr + SO 4 2- + H +  SrSO 4 + H 2

65. Net Ionic Reactions iron (III) nitrate solution and an ammonium thiocyanate solution are mixed Fe 3+ + SCN -  Fe(SCN) 6 3-

66. Net Ionic Reactions solutions of hydrochloric acid and potassium hydroxide are mixed H + + OH -  H 2 O

67. Net Ionic Reactions solutions of ammonia and hydrofluoric acid are mixed NH 3 + HF  NH 4 + + F -

68. Net Ionic Reactions hydrochloric acid is added to a solution of potassium acetate H + + CH 3 COO -  CH 3 COOH

69. Net Ionic Reactions nitrous acid is added to a solution of sodium hydroxide HNO 2 + OH -  H 2 O + NO 2 -

70. Net Ionic Reactions POCl 3 + H 2 O  H 3 PO 4 + H + + Cl -

71. Net Ionic Reactions MgO + CO 2  MgCO 3

72. Net Ionic Reactions Mg + N 2  Mg 3 N 2

73. Net Ionic Reactions K + O 2  KO 2 **(a superoxide)