Test your basic knowledge |

AP Chemistry

Subjects : science, ap, chemistry
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

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. Mass reactants= mass products

2. Occupies the space above and below a sigma bond

3. Expresses how the concentrations depend on time

4. The mixing of native atomic orbitals to form special orbitals for bonding

5. Studies the rate at which a chemical process occurs and sheds light on its reaction mechanism

6. (organics) two carbons

7. Half cell in which oxidation occurs

8. ln[A] vs. time is a ...-order reaction

9. 6.022x10^23

10. Uses a spontaneous redox rxn to generate electrical energy - consists of 2 half cells

11. SO3?

12. Horizontals on the periodic table

13. Symbol for Total Heat absorbed or released

14. Involves quantum numbers

15. How to Balance a Redox Equation

16. Compound in which there is a bond between a metal and a non-metal; when naming - pay attention to ionic charges on periodic table (may be reduced)

17. Puts H? into solution

18. Oxidation # of free elements

19. Variable for orientation of orbital (-1 through +1)

20. (organics) triple-bonded compound

21. (organics) four carbons

22. AX5

23. J/Cmol or J/Kmol

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

25. This MUST be determined experimentally

26. Loss of electrons - increase in oxidation #

27. Equation to find Ea from reaction rate constants at two different temperatures

28. ClO4?

29. Energy required for liquid?gas

30. Unusually strong dipole forces found when H is bonded to N - O - or F

31. 120 - sp^2

32. The actual amount of product produced in an experiment

33. Color of Ba (flame test)

34. Does the same as equilibrium expression - except it uses initial concentrations

35. Oxidation # of Oxygen

36. When gas expands ...

37. The reactant in the oxidizing reaction that forces the reduction reaction to occur

38. l=0

39. Work = ?

40. Determined by the formula h/m(in kg)v - (v=velocity)

41. 101 -325 Pa

42. The entropy of a pure perfectly formed crystal @0K is 0

43. Pure metal or metal hydride + H20 ->

44. Mol of solute/kg of solvent

45. Substances that form OH- when dissolved in water; proton acceptors

46. AX4E

47. Amine prefix

48. Specific heat of water

49. Proton acceptors - must have an unshared pair of e?s

50. Planck's constant - used to calculate energy w/frequency