3.  1,000,0001,000,000  500,000500,000  250,000250,000  125,000125,000  64,00064,000  32,00032,000  16,00016,000  8,0008,000  4,0004,000  2,0002,000  1,0001,000  500500  300300  200200  100100

4. Click to return to question

5. Click to return to the question and poll the class

6. Click to return to question

7. B. 120o C. 104o A. 180o D. 109.5o What is the bond angle in a planar molecule?

8. Back to board B. 120 o

9. A. Count bonds C. Lewis diagram B. Draw the molecule D. Work out lone pairs What’s the first step to work out molecular shape?

10. Back to Board C. Lewis dot diagram

11. A. one B. two D. four How many electron clouds is two lone pairs of electrons? C. three

12. Back to Board B. Two

13. D. S 8 C.CO 2 B. H 2 0 A. NaOH What molecule has non-polar bonds?

14. Back to Board D. S 8

15. A. 180 C. 107 D. 120 B. 109.5 What bond angle would CH4 have?

16. Back to Board B. 109.5

17. A. Non polar with polar bonds C. Polar with Polar bonds B. Non-polar molecule D. Polar with non-polar bonds What type of molecule is H2O?

18. Back to Board C. Polar with polar bonds

19. A. Bent C. Planar B. triangular pyramid D. linear What shape is something with 3 bonds and a lone pair of electrons?

20. Back to Board B. triangular pyramid

21. C. linear B. bent What shape is carbon dioxide? A. tetraherdral D. Planar

22. Back to Board C. Linear

23. A. 1 D. 4 How many valance electrons does carbon have? C. 3 B. 2

24. Back to Board D. 4 C

25. What bond angle does NH 3 Have? D. 107 A. 120 B. 109.5 C. 104.5

26. Back to Board D. 107

27. A. SO2 What molecule is polar? D. CO2 C. H2 B. CH4

28. Back to Board A. SO2

29. B. Yes Are all bent molecules polar? A. No C. Depends on bonds D. depends on electronegativity

30. Back to Board B. Yes

31. C. Bent What shape is 4 electron clouds with 2 bonds and 2 lone pairs? B. Planar A. Tetrahedral D. Linear

32. Back to Board C. Bent

33. C. Non-polar What type of molecule has coinciding centers of charge? A. Ionic B. Polar covalent D. polar

34. Back to Board C. Non-Polar

35. A. slight charge What does dipole mean? B. dip in solute D. direction of negativity C. its polar

36. A. Slight Charge

37. Sorry, try again!