9. $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500

10. An ionic compound consists of what type of elements?

11. What is a metal and a non-metal?

12. What happens when an ionic compound is mixed with water?

13. What is it conducts electricity?

14. A molecular compound consists of what types of elements?

15. What is TWO non- metals?

16. What are the naming rules for ionic compounds?

17. 1.Use the name of the first element 2.Change the ending of the second element to -ide

18. In an ionic compound, are metals greedy or giving?

19. What is giving?

20. Leaving an ice cube out on the hot sidewalk

21. What is a physical change?

22. Dissolving Salt into water

23. What is physical?

24. Rust

25. What is Chemical because heat is produced and it is hard to reverse?

26. Exposing magnesium to fire and then to oxygen

27. What is chemical because heat is produced, the starting material is used up and it is difficult to reverse?

28. A chemical reaction that gives off heat is called this.

29. What is exothermic?

30. NaCl

31. What is Sodium Chloride?

32. H2OH2O

33. What is dihydrogen monoxide?

34. MgO

35. What is Magnesium Oxide?

36. P 2 Cl 5

37. What is diphosphorus Pentachloride

38. Al 2 O 3

39. What is Aluminum Oxide?

40. Cl, F, L, Br

41. What is the halogens?

42. He, Ne, Ar, Xe

43. What is the noble gases?

44. This family reacts dangerously with water.

45. What is the Alkali Metals?

46. An atom with the same number of electrons in the outer shell as Mg.

47. What is Be, Ca?

48. This family is the only family on the periodic table that does NOT react with any other element.

49. What is the noble gases because they have a full outer ring of electrons?

50. The atomic number of an element tells you this.

51. What is the number of protons?

52. An atom of Argon has an atomic number of 18 and an atomic mass of 40, how many electrons does Argon have?

53. What is 18?

54. The element Sulfur has an atomic number of 16 and an atomic mass of 32, how many neutrons does Sulfur have?

55. What is 16?

56. Name the elements C, Ca and Cl in this order.

57. What is a Carbon, Calcium and Chlorine?

58. What is the difference between Co and CO?

59. What is: Co is Colbalt and CO is Carbon monoxide

60. This is how many pounds of Krill a blue whale can eat?

61. What is a “Krillion”?

62. Taste, Colour, Texture are all examples of what type of physical property?

63. What is a qualitative physical property?

64. How can Sodium and Chlorine form a chemical bond?

65. What is the exchanging of electrons?

66. A binary compound is one defined as this.

67. What is a compound with two elements only?

68. H 2, O 2 and N 2 are called this.

69. What are diatomic molecules?