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AP Chemistry

Subjects : science, ap, chemistry
Instructions:
  • 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. The likelihood that a rxn will occur "by itself"






2. Significant Digits of Conversion Factors






3. (organics) nine carbons






4. Osmotic pressure=MRT






5. .69/k






6. If K<1 - then Gº>0 and reaction will be...at chemical equilibrium






7. Kinetic Energy is proportional to ______






8. 0.00°C - 1 atm






9. Atomic #






10. AX3E






11. A monoatomic anion is named by taking...






12. Diatomic Molecules






13. All cations are soluble with sulfate EXCEPT






14. How fast or slow a reaction occurs - becomes slower as it reaches equilibrium






15. In going from a particular set of reactants to a particular set of products - the change in enthalpy is the same whether the reaction takes place in one step or in a series of steps

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16. Mol/L - concentration of a solution






17. Pure metal or metal hydride + H20 ->






18. Nonmetal oxide + H2O ->






19. Elements on staircase on periodic table






20. l=3






21. Wavelength symbol






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






23. A single substance that may be an acid or a base (i.e. water)






24. Substance being dissolved in a solution (lower [ ])






25. Kinetic Energy per molecule






26. Ketone suffix






27. Vapor pressure lowering - boiling point elevation - freezing point depression - osmotic pressure






28. Heat required to raise the system 1°C






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






30. Like dissolves...






31. Ionizes to produce OH- Ions






32. How to Find an Empirical Formula Given Grams






33. Measure of the average kinetic energy of all the particles in a substance






34. 120° - sp^2






35. J/°Cmol or J/Kmol






36. Different form of same element






37. kf of water






38. Change in moles (An) =?






39. Delta H (AH) = ?






40. Ionizes to produce H+ ions






41. #NAME?






42. If K>1 - then Gº<0 and reaction will be...at chemical equilibrium






43. Oxidation # of Ions






44. K=[C]^l[D]^m/[A]^j[B]^k; products/reactants; solids don't count






45. I¹?






46. Ecell= E°cell -RT/nF x lnQ






47. IMF that occurs with FON






48. H + donor






49. Electrons in a hydrogen atom move around the nucleus only in circular orbits






50. Arrhenius equation







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