2Nd 9 Weeks Final Exam Review

Name ______Period ______

2nd 9 Weeks Final Exam Review

Name the following compounds and identify them as ionic or covalent.

1. N2O4 ______(Ionic / Covalent)

2. FeCl3 ______(Ionic / Covalent)

3. Na2O ______(Ionic / Covalent)

4. KF ______(Ionic / Covalent)

5. CH4 ______(Ionic / Covalent)

6. NH4Br ______(Ionic / Covalent)

7. CuSO4 ______(Ionic / Covalent)

8. KNO3 ______(Ionic / Covalent)

9. LiOH ______(Ionic / Covalent)

10. PBr3 ______(Ionic / Covalent)

Give the formula for the following compounds and identify them as ionic or covalent.

11. Sodium Chromate______(Ionic / Covalent)

12. Ammonium Fluoride______(Ionic / Covalent)

13. Tin (IV) Oxide______(Ionic / Covalent)

14. Nitrogen Monoxide______(Ionic / Covalent)

15. Silver (I) Nitrate______(Ionic / Covalent) 16. Magnesium Phosphate______(Ionic / Covalent)

17. Disulfur Tetrabromide______(Ionic / Covalent)

18. Aluminum Hydroxide______(Ionic / Covalent)

19. Nickel (II) Sulfate______(Ionic / Covalent)

20. Sulfur Hexafluoride______(Ionic / Covalent)

Give the name for the following acids:

21. H2SO4 ______

22. HClO4 ______

23. H2CO3 ______

24. HFO3 ______

25. HBr ______

Give the formula for the following acids:

26. Nitric acid ______

27. Hydrochloric acid ______

28. Acetic acid ______

29. Hypochlorous acid ______

30. Bromic acid ______

Balance and classify the following chemical reactions. 31. __C7H17 + __O2  __CO2 + __H2O Type of reaction______

32. __Al + __Fe3N2  __AlN + __Fe Type of reaction______

33. __NaClO3  __NaCl + __O2 Type of reaction______

34. __ZnS + ___AlP  __Zn3P2 + __Al2S3 Type of reaction______

35. __H2O2  __H2 + __O2 Type of reaction______

36. __(NH4)3PO4 + __Pb(NO3)4  __Pb3(PO4)4 + __NH4NO3 Type of reaction______

37. __BF3 + __Li2SO3  __B2(SO3)3 + __LiF Type of reaction______

38. __H2O + __CO2  __C7H8 + __O2 Type of reaction______

39. __KBr + __Fe(OH)3  __KOH + __FeBr3 Type of reaction______

40. __Pb(OH)4 + __Cu2O  __PbO2 + __CuOH Type of reaction______

Electron regions Molecular Formula Name

AX2 2 Linear Ex. BeH2, CO2, BeF2 HCN

AX3 3 Trigonal Planar Ex. BH3

AX4 4 Tetrahedron Ex. CCl4 AX2E2 4 Bent Ex. H2O, H2S

A = central atom; X = bonded to central atom; E = lone pairs

Draw the Lewis Dot structures for the following:

Remember count total valence electrons, and then create bonds…

Predict the products and balance the reaction for the following.

41. Ag(NO3)2 + 2 KI  ______+ ______

42. 2 C2H2 + 5 O2  4 CO2 + ______

43. Potassium Chloride reacts with Sodium Nitrate to form which two products?

______and ______

44. C6H12O6 + 6 O2  ______+ ______

45. Na2CO3  CO2 + ______Draw the Lewis dot diagram for the following elements and determine the shape.

46. NH3

47. CF4

48. SO3

49. CO2

50. SF4