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AP Chemistry

Subjects : science, ap, chemistry
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. NO3¹?

2. In a given atom no two electrons can have the same set of four quantum numbers

3. Peak of energy diagram

4. Change without heat transfer between the system and its surroundings

5. Group 1 - Ammonium - Nitrates - Acetates - Sulfates - Halides

6. Proton (symbol)

7. Oxidation # of Ions

8. Pressure Units/Conversions

9. The energy required to raise 1 g of substance 1 degree C

10. 109.5° - sp^3

11. If anion ends in -ate - acid name ends in...

12. The amount of energy/heat required to raise some substance 1 degree C

13. Boiling point elevation formula

14. An element with several different forms - each with different properties (i.e. graphite & diamond)

15. Loss of electrons - increase in oxidation #

16. Lowers activation energy

17. Half-life equation

18. Heat required to raise the system 1°C

19. Melting

20. .69/k

21. All cations are soluble with sulfate EXCEPT

22. Dirrect Method Formula

23. Amount of gravitational force exerted on an object

24. 1/([A]0*k)

25. When gas expands ...

26. The total energy of the universe is constant - all systems tend towards minimum energy

27. Phase change from gas to solid

28. ClO3²?

29. (organics) eight carbons

30. Actual Yield/Theoretical Yield*100%

31. Polyatomic Ions (bonding)

32. AX5

33. Amount of heat needed to change a system by 1°C

34. A molecule having a center of positive charge and a center of negative charge

35. K

36. Mass reactants= mass products

37. Organic reaction in which two functional groups come together - resulting in the release of water

38. AX5

39. When two elements form a series of compounds - the ratios of the masses of the second element that combine with 1g of the first element can always be reduced to whole numbers

40. Heat capacity formula

41. The likelihood that a rxn will occur "by itself"

42. ?Hsoln=?H1+?H2+?H3+...

43. A given compound always has exactly the same proportion of elements by mass

44. Ionizes to produce OH- Ions

45. Unit of electrical potential; J/C

46. Molecules' tendency to stick to the container

47. (organics) four carbons

48. The reactant that is being oxidized - brings about reduction

49. Mol of solute/kg of solvent

50. Carbon - hydrogen - oxygen compounds