2. Who Wants to be a Bonding Millionaire?

3. Put the following in order of increasing strength: A: Covalent bond B : Van der Waals C: H bond D: Dipole-dipole

4. The Correct order is: B : Van der Vaals D : Dipole – Dipole forces C : Hydrogen bond A : Covalent bond

5. 1. The bonding in sodium chloride is? A : Ionic B : Metallic C : Covalent D : Co-ordinate 50/50

6. 1. The bonding in sodium chloride is ? A: Ionic C: Covalent

7. 1. The bonding in sodium chloride is ? A: Ionic

8. ***** 15 Main Prize ******* 14 13 12 11 ***** 10 Major Prize ****** 9 8 7 6 ***** 6 Minor Prize ***** 5 4 3 21

9. 2. In sodium oxide, oxygen forms ? C: O 2- ions D: O + ions B: O 2+ ionsA: O - ions 50/50

10. 2. In sodium oxide, oxygen forms ? C: O 2- ions D: O + ions

11. 2. In sodium oxide, oxygen forms ? C: O 2- ions

12. 3. The most electronegative element is ? C: OD: Mg B: FA: Cl 50/50

13. 3. The most electronegative element is ? B: FA: Cl

14. 3. The most electronegative element is ? B: F

15. 4. The electronegativity value for Ne is? A: 2.0 B: 0 C: 4.0 D: 2.1 50/50

16. 4. The electronegativity value for Ne is? B: 0 C: 4.0

17. 4. The electronegativity value for Ne is? B: 0

18. 5. Hydrogen bonding is NOT present in ? A: HF B: H 2 O C: NH 3 D: HCl 50/50

19. 5. Hydrogen bonding is NOT present in ? B: H 2 O D: HCl

20. 5. Hydrogen bonding is NOT present in ? D: HCl

21. 6. Which of the following will NOT conduct electricity? A: graphiteB: NaCl (l) C: NaCl (S) D: NaCl (aq) 50/50

22. 6. Which of the following will NOT conduct electricity? C: NaCl (S) D: NaCl (aq)

23. 6. Which of the following will NOT conduct electricity ? C: NaCl (S)

24. 7. Which element has the highest boiling point? A: Chlorine B: Iodine C: Bromine D: Fluorine 50/50

25. 7. Which element has the highest boiling point ? B: Iodine D: Fluorine

26. 7. Which element has the highest boiling point ? B: Iodine

27. 8. The bond angle in a CH 4 molecule is ? A: 90 o B: 120 o C: 180 o 28’ D: 109 o 28’ 50/50

28. 8. The bond angle in a CH 4 molecule is ? A: 90 o D: 109 o 28’

29. 8. The bond angle in a CH 4 molecule is ? D: 109 o 28’

30. 9. What’s the strongest intermolecular attraction present in HS? A: Dipole-dipole B: H bonding C: Covalent bonding D: Van der Waals 50/50

31. 9. What’s the strongest intermolecular attraction present in HS ? A: Dipole-dipole B: H bonding

32. 9. What’s the strongest intermolecular attraction present in HS ? A: Dipole-dipole

33. 10. Which shape contains 90 o bond angles ONLY? A: Tetrahedral B: Trigonal bipyramid C: Octahedral D: Trigonal planar 50/50

34. 10. Which shape contains 90 o bond angles ONLY ? B: Trigonal bipyramid C: Octahedral

35. 10. Which shape contains 90 o bond angles ONLY ? C: Octahedral

36. 11. What has the highest melting point ? A: IodineB: Silicon dioxide D: Iron C: Sodium chloride 50/50

37. 11. What has the highest melting point ? B: Silicon dioxide C: Sodium chloride

38. 11. What has the highest melting point ? B: Silicon dioxide

39. ******15 Main Prize******* 14 13 12 11 * *****10 Major Prize****** 9 * 8 * 7 * 6 * ***** Minor Prize ***** 5 * 4 * 3 * 2 * 1 *

40. 12. Which bond has the greatest degree of covalency? A: H - F B: H - Cl C: H - Br D: H - H 50/50

41. 12. Which bond has the greatest degree of covalency? A: H - F D: H - H

42. 12. Which bond has the greatest degree of covalency ? D: H - H

43. ******15 Main Prize******* 14 13 12 11 * *****10 Major Prize****** 9 * 8 * 7 * 6 * ***** Minor Prize ***** 5 * 4 * 3 * 2 * 1 *

44. 13. What has the highest boiling point ? A: SH 4 B: CH 4 C: PH 3 D: NH 3 50/50

45. 13. What has the highest boiling point ? A: SH 4 D: NH 3

46. 13. What has the highest boiling point ? D: NH 3

47. ******15 Main Prize******* 14 13 12 11 * *****10 Major Prize****** 9 * 8 * 7 * 6 * ***** Minor Prize ***** 5 * 4 * 3 * 2 * 1 *

48. A: tetrahedral B: distorted tetrahedral C: octahedral D: trigonal planar 14. The shape of a PCl 3 molecule is ? 50/50

49. B: distorted tetrahedral D: trigonal planar 14. The shape of a PCl 3 molecule is ?

50. B: distorted tetrahedral 14. The shape of a PCl 3 molecule is ?

51. 15. The bond angle in a NH 2 - molecule is ? A: 105 o B: 180 o C: 109 o 28 ’ D: 107 o 50/50

52. 15. The bond angle in a NH 2 - molecule is ? A: 105 o B: 180 o

53. 15. The bond angle in a NH 2 - molecule is ? A: 105 o

54. Congratulations! You have won the Star Prize