1. FINAL REVIEW
Created by Educational Technology Network

2. Metric System
Atoms
Polyatomic Ions
Lewis Structure
Molar mass 10 20 30 40 50

3. Question
The temperature equivalent in K to 20 C is

4. Answer 1 – 10
293 K

5. Question
120 mm = ___________cm

6. Answer 1 – 20
12.0 cm

7. Question
1600 m = ________ km

8. Answer 1 – 30
1.6 km

9. Question
7000 ml = _______L

10. Answer 1 – 40
7.0 L

11. Question
234 kg = ________g

12. Answer 1 – 50
234,000 g

13. Question
The nucleus of most atoms is composed of

14. Answer 2 – 10
Protons and neutrons

15. Question
An ion with a negative charge

16. Answer 2 – 20
anion

17. Question
Isotopes are atoms of the same element that have different

18. Answer 2 – 30
masses

19. Question
The chemical bond formed when two atoms share one or more pairs of electrons is a(n)

20. Answer 2 – 40
Covalent

21. Question
The correct Lewis structure for a Group 18 atom has

22. Answer 2 – 50
Three pairs of valence electrons and one single valence electron

23. Question
Give the formula for carbonate ion

24. Answer 3 – 10
CO3 2-

25. Question
Give the formula for hydroxide

26. Answer 3 – 20
OH-

27. Question
Give the formula for acetate

28. Answer 3 – 30
C2H3O2-

29. Question
Give the formula for nitrite

30. Answer 3 – 40
NO2-

31. Question
Give the formula for sulfate

32. Answer 3 – 50
SO42-

33. Question
Draw the Lewis structure for sodium

34. Answer 4 – 10
Na·

35. Question
Draw the Lewis structure for berrylium

36. Answer 4 – 20 : Be

37. Question
Draw the Lewis structure for Aluminum

38. Answer 4 – 30

39. Question
Draw the Lewis structure for carbon

40. Answer 4 – 40

41. Question
Draw the Lewis structure for nitrogen

42. Answer 4 – 50

43. Question
What is the molar mass of carbon dioxide

44. Answer 5 – 10
44 g/mol

45. Question
What is the molar mass of lithium bromide

46. Answer 5 – 20
87 g/mol

47. Question
What is the molar mass of potassium nitrate

48. Answer 5 – 30
101 g/mol

49. Question
What is the molar mass of ammonium hydroxide

50. Answer 5 – 40
35 g/mol

51. Question
What is the molar mass of sodium carbonate

52. Answer 5 – 50
106 g/mol