1. Templ ate by Bill Arcur i, WCS D Click Once to Begin Q&A GAME EQUILIBRIUM!!!!! WOO HOOO!!! -By: OB1

2. Templ ate by Bill Arcur i, WCS D JEOPARDY! 100 200 300 400 500 The Equilibrium Constant Reaction Quotients Le Chatelier's Principle More K & Q & Le Chat ?'s General Equilibrium Random

3. Templ ate by Bill Arcur i, WCS D Daily Double Graphic and Sound Effect! DO NOT DELETE THIS SLIDE! Deleting it may cause the game links to work improperly. This slide is hidden during the game, and WILL not appear. In slide view mode, copy the above (red) graphic (click once to select; right click the border and choose “copy”). Locate the answer slide which you want to be the daily double Right-click and choose “paste”. If necessary, reposition the graphic so that it does not cover the answer text. Daily Double!!!

4. Templ ate by Bill Arcur i, WCS D What is a reversible reaction?

5. Templ ate by Bill Arcur i, WCS D When products collide to reform the reactants.

6. Templ ate by Bill Arcur i, WCS D What is chemical equilibrium?

7. Templ ate by Bill Arcur i, WCS D When the rate of the forward reaction equals the rate of reverse reaction.

8. Templ ate by Bill Arcur i, WCS D Does the reaction stop when it is at equilibrium?

9. Templ ate by Bill Arcur i, WCS D NOOOOOOO!!!!

10. Templ ate by Bill Arcur i, WCS D What is dynamic equilibrium?

11. Templ ate by Bill Arcur i, WCS D The idea that the overall reaction is constantly changing although the concentration of the products and reactants remains constant.

12. Templ ate by Bill Arcur i, WCS D Why is the collision theory applicable to equilibrium?

13. Templ ate by Bill Arcur i, WCS D Because collisions occur with the products to re-form reactants.

14. Templ ate by Bill Arcur i, WCS D What is the equilibrium constant?

15. Templ ate by Bill Arcur i, WCS D The ratio of products to reactants at equilibrium.

16. Templ ate by Bill Arcur i, WCS D What is the equilibrium constant expression?

17. Templ ate by Bill Arcur i, WCS D The formula that shows the ratio of products to reactants at equilibrium.

18. Templ ate by Bill Arcur i, WCS D What types of matter are excluded from the equilibrium constant expression?

19. Templ ate by Bill Arcur i, WCS D Solids & Pure Liquids.

20. Templ ate by Bill Arcur i, WCS D What is the equilibrium constant expression of the following reaction: N 2(g) +3H 2(g) 2NH 3(g) Daily Double!!!

21. Templ ate by Bill Arcur i, WCS D K eq =[NH 3 ] 2 /[N 2 ][H 2 ] 3

22. Templ ate by Bill Arcur i, WCS D Calculate the equilibrium constant when there is.48M of N 2,.75M of O 2, and.03M of NO if the reaction is: N 2(g) +O 2(g) 2NO (g)

23. Templ ate by Bill Arcur i, WCS D K eq =.0025

24. Templ ate by Bill Arcur i, WCS D What is the reaction quotient?

25. Templ ate by Bill Arcur i, WCS D The current state the reaction is in.

26. Templ ate by Bill Arcur i, WCS D How can the reaction quotient be calculated?

27. Templ ate by Bill Arcur i, WCS D By using the equilibrium constant expression, and plugging in the current concentrations.

28. Templ ate by Bill Arcur i, WCS D What will happen to the reaction if the reactant quotient is greater than the equilibrium constant?

29. Templ ate by Bill Arcur i, WCS D More reactants will form.

30. Templ ate by Bill Arcur i, WCS D Calculate the reaction quotient of the following reaction: N 2(g) +O 2(g) 2NO (g) if K eq =.0025 when the concentration of N 2 is.95M, O 2 is.60M, and NO is.02M, and determine which way the reaction will shift.

31. Templ ate by Bill Arcur i, WCS D Q= 7.0*10 -4 The reaction will shift to the right.

32. Templ ate by Bill Arcur i, WCS D Calculate the reaction quotient for the following reaction: Fe 2 O 3(s) +3H 2(g) 2Fe (s) +3H 2 O (g) when the equilibrium constant is.064, and the concentration of H 2 is.320M and H 2 O is.460M and which direction will the reaction shift.

33. Templ ate by Bill Arcur i, WCS D Q= 2.97 The reaction will shift to the left.

34. Templ ate by Bill Arcur i, WCS D What is Le Chatelier's Principle?

35. Templ ate by Bill Arcur i, WCS D The principle that if the system at equilibrium is disturbed, it will proceed in one direction or the other in order to re- establish equilibrium.

36. Templ ate by Bill Arcur i, WCS D What happens to the system at equilibrium when product is added?

37. Templ ate by Bill Arcur i, WCS D Makes more reactant, shifts to the left.

38. Templ ate by Bill Arcur i, WCS D What happens when volume is increased in the following reaction: 2CO 2(g) +O 2(g) 2CO 2(g)

39. Templ ate by Bill Arcur i, WCS D Reaction will shift to the left, forming more reactant.

40. Templ ate by Bill Arcur i, WCS D What happens to an endothermic reaction when heat is added to the reaction?

41. Templ ate by Bill Arcur i, WCS D Shift to the right forming more products.

42. Templ ate by Bill Arcur i, WCS D What happens to the reaction when Fe is added to the following reaction: Fe 2 O 3(s) +3H 2(g) 2Fe (s) +3H 2 O (g) ?

43. Templ ate by Bill Arcur i, WCS D Nothing. Iron is a solid and doesn't effect equilibrium.

44. Templ ate by Bill Arcur i, WCS D What is the equilibrium constant expression for 2H 2(g) +O 2(g) 2H 2 O (g) ?

45. Templ ate by Bill Arcur i, WCS D K=[H 2 O] 2 /[O 2 ][H 2 ] 2

46. Templ ate by Bill Arcur i, WCS D What is the equilibrium constant expression for NaCl (s) +H 2 SO 4(l) HCl (g) +NaHSO 4(s) ?

47. Templ ate by Bill Arcur i, WCS D K=[HCl]

48. Templ ate by Bill Arcur i, WCS D Find the K eq of the reaction 2SO 2(g) +O 2(g) 2SO 3(g), if the concentration of SO 2 is.175M, O 2 is.35M, and SO 3 is.7M

49. Templ ate by Bill Arcur i, WCS D K eq = 32

50. Templ ate by Bill Arcur i, WCS D What is the reaction quotient of CaCO 3(s) CaO (s) +CO 2(g) when there is 12g of CaCO 3, and.0003M CO 2 ? And what direction will the reaction shift if K eq =5.10?

51. Templ ate by Bill Arcur i, WCS D Q=.0003 Reaction will proceed to the right.

52. Templ ate by Bill Arcur i, WCS D Which way will the reaction proceed if pressure were increased in the following system at equilibrium: N 2(g) +O 2(g) 2NO (g)

53. Templ ate by Bill Arcur i, WCS D It will not shift, because there are equal number of moles of gas on either side of the reaction.

54. Templ ate by Bill Arcur i, WCS D What happens to the equilibrium constant if a catalyst is added?

55. Templ ate by Bill Arcur i, WCS D The equilibrium constant remains unchanged.

56. Templ ate by Bill Arcur i, WCS D What does a large equilibrium constant mean?

57. Templ ate by Bill Arcur i, WCS D The reaction is product favored.

58. Templ ate by Bill Arcur i, WCS D What effect does temperature have on the equilibrium constant?

59. Templ ate by Bill Arcur i, WCS D For forward reactions that react easier with more temperature, will increase the K eq when temperature is increased & reverse reactions that occur easier with more temperature, will decrease when temperature is increased.

60. Templ ate by Bill Arcur i, WCS D How will the following reaction shift if more Br 2 is added? 2NO (g) +Br 2(g) 2NOBr (g)

61. Templ ate by Bill Arcur i, WCS D It will shift to the right.

62. Templ ate by Bill Arcur i, WCS D If the K eq is 1.2*10 -4 and the concentrations of N 2 is.166M and O 2 is.145M, what is the concentration of NO? N 2(g) +O 2(g) 2NO (g)

63. Templ ate by Bill Arcur i, WCS D [NO]= 2.88*10 -6

64. Templ ate by Bill Arcur i, WCS D Final Jeopardy WARNING: This is an Ap Chem problem A buffer solution contains.1 mol of acetic acid, and.13 mol of sodium acetate in 1L. What is the pH of this buffer(a), and what is the pH of the buffer after.02 mol of KOH is added(b)? K a of acetic acid is 1.8*10 -5 Enjoy!!

65. Templ ate by Bill Arcur i, WCS D Click Once to Begin (a) pH=4.86 (b) pH=5.02