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5. 100 10100 200 300 400 500 Bonding Polarity & Geometry Writing and Balancing Equations Moles Percent Composition & Empirical & Molecular formulas Miscellaneo us

6. Which electrons are used in forming chemical bonds? A 100

7. Valence electrons A 100

8. What are the electronegativity ranges for nonpolar, polar, and ionic compounds? A 200

9. 0 – 0.3 Nonpolar 0.3 – 1.7 Polar > 1.7 Ionic A 200

10. Define the 3 types of bonds. Include an example of each one. A 300

11. Ionic- transfer of electrons Covalent- Sharing of electrons Metallic- Sea of mobile electrons A 300

12. What type of atoms form ionic compounds? A 400

13. Metal + Nonmetal (or metal + poly) A 400

14. If 5g of A reacts with 3g of B in the reaction A+B C+D, how much C would be produced if 3g of D is formed according to the Law of Conservation of Mass? A 500

15. 5g A 500

16. CO 2 B 100

17. Linear and Nonpolar B 100

18. H2SH2S B 200

19. Bent and polar B 200

20. BH 3 B 300

21. Trigonal planar and nonpolar B 300

22. CO B 400

23. Linear and Nonpolar B 400

24. CH 4 B 500

25. Tetrahedral and nonpolar B 500

26. List the 4 phase labels (abbreviation and what it represents) C 100

27. s-solid l-liquid aq- aqueous g-gas C 100

28. The balanced equation for the synthesis of water C 200

29. 2H 2 + O 2 2H 2 O C 200

30. The balanced reaction when zinc is added to hydrochloric acid C 300

31. Zn + 2HCl ZnCl 2 + H 2 C 300

32. DAILY DOUBLE C 400 DAILY DOUBLE Place A Wager

33. The balanced reaction when phosphoric acid reacts with sodium hydroxide. C 400

34. H 3 PO 4 + 3NaOH 3HOH + Na 3 PO 4 C 400

35. The balanced reaction when water is added to gold C 500

36. NO 3 ReAcT 1 (ON) C 500

37. How many molecules are in 3 moles of potassium chloride? D 100

38. 1.81X10 24 molecules D 100

39. How many moles are in 30.0g of sodium chloride? D 200

40. 0.513 moles D 200

41. Convert 16 moles of KCl to grams D 300

42. 1192 grams D 300

43. Calculate the molar mass of sodium chloride. D 400

44. 58.5g D 400

45. You heat 10g of a hydrate and after heating 9g remains. What is the %H 2 O? D 500

46. 10% D 500

47. What percentage of chlorine is in sodium chloride? E 100

48. 60.7% E 100

49. What is the empirical formula for a compound that is 43.6%P and 56.4%O? E 200

50. P2O5P2O5

51. What is the empirical formula for a compound that is 53.3% oxygen and 46.7% silicon? E 300

52. SiO 2 E 300

53. What is the molecular formula if the empirical formula is NO 2 and the formula mass is 92amu? E 400

54. N2O4N2O4

55. What is the empirical formula of H 2 O 2 ? E 500

56. HO E 500

57. Which law enables us to balance chemical reactions? F 100

58. Law of Conservation of Mass F 100

59. The coefficients in the balanced equation for the combustion of hexane F 200

60. 2, 19, 12, 14 F 200

61. Solid substance formed from the reaction between two aqueous solutions F 300

62. precipitate F 300

63. 4 signs of a chemical reaction F 400

64. Color change Precipitate Gas formation Evolution of heat and/or light F 400

65. The balanced reaction in the decomposition of sodium phosphide in a balanced reaction F 500

66. Na 3 P 3Na + P F 500

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