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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. Symbol for Enthalpy






2. r=k[A]^2






3. Ptotal=Pa+Pb+Pc....

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4. Speed per molecule of gas






5. Phase change from solid to gas






6. IMF that occurs with FON






7. Organic reaction in which water breaks apart a molecule (splitting into two hydroxides)






8. What is defined by you taken from the whole universe






9. Oxidation # of Halogens






10. These orbitals are spherical






11. Osmotic pressure=MRT






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






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






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






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






16. x can be ignored when % ionization is <5%






17. AX4






18. % yield






19. R in instances that pertain to energy






20. To find activation energy use the...






21. Two molecules with identical connectivity but different geometries






22. ClO4¹?






23. ClO3²?






24. Point at which vapor pressure=air pressure above






25. A measure of resistance of an object to a change in its state of motion






26. Colors of Reaction when (Cr2O7 2-) --> (Cr 3+)






27. MnO4¹?






28. U(rms)=(3RT/M)^1/2






29. Increase Volume






30. A measure of randomness or disorder






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






32. Substances w/ critical temperatures below 25°C






33. For significant digits - leading zeros ____ significant






34. Pure metal or metal hydride + H20 ->






35. Ending for alcohols






36. If a change is imposed on a system at equilibrium - the position of the equilibrium will shift in a direction that tends to reduce that change

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






38. #NAME?






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






40. Mol/L - concentration of a solution






41. [A]0/2k






42. Gain of electrons - decrease in oxidation #






43. Increase Pressure






44. Coffee Cup Calorimeter






45. Average speed of gas






46. AX6






47. Substance that - when dissolved - is conductive






48. BrO3¹?






49. Color of Li (flame test)






50. (organics) seven carbons







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