Test your basic knowledge |

AP Chemistry 2

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. What is the 'virtual' Ka for the complete dissociation of a dibasic acid?






2. chromate ion (soln + most solids)






3. ____ is a Lewis acid - since it can accept a lone pair - completing its stable form - which requires two electrons.






4. Nonmetals are good _____ agents. Metals are good _______ agents.






5. How do you compute % dissociation?






6. What is HCOOCH3?






7. What do you do to get rid of most of the solution from a precipitate?






8. Metal hydrides are _____ and form _______ and _______ when added to water






9. What is the general formula for an amine?






10. What type of metals don't react with water or acids to form H2?

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11. Name C7H16






12. Does Benzene react by addition or substitution?






13. What are isomers?






14. What measuring device would you use for very small volumes of liquids?






15. What part of a liquid do you look at to measure its volume?






16. mercury (II) ion






17. What is the formula for alkanes?






18. hydroxide






19. Ions are not ______.






20. Do you use J or kJ for ?H - ?S - and ?G?






21. If a weak acid is diluted more - what happens to its % dissociation value?






22. What are the prefixes for the naming of binary molecular compound formulas (up to six)






23. Does the electrolyte with the lowest Ksp value have to be the least soluble? Why?






24. What is the formula of copper (II) phosphate?






25. What should you check for before you begin titrating?






26. Why are i factors (Van't Hoff factors) often less than ideal?






27. How many faradays of electric charge do you need to produce one mole of O2? H2?






28. lead compounds






29. Neutralization is an ________ reaction.






30. What is the third law of thermodynamics?






31. group 1 ions/compounds






32. What process do you use to separate two liquids with different boiling points?






33. perchlorate






34. Acid plus base make?






35. acetates






36. How are strong ones written?






37. If ?S is positive - are the products more or less chaotic than the reactants?






38. What word is a clue for a redox reaction?






39. What reacts with an acid to create hydrogen gas?






40. carbonates






41. How do you clean a buret/pipette for a titration?






42. barium sulfate






43. silver iodide






44. How does half life change for zero-th order - first order - and second order processes?






45. What is the sign of the anode in voltaic cells? in electrolytic cells?






46. Is a graduated cylinder or beaker more accurate?






47. When gas is collected over water - we must allow for leveling the water levels and for the V.P. of water. Why?






48. What gases usually come off during the 'electrolysis of water?' At the anode? At the cathode?






49. What is the formula of butane?






50. What are the products of the reaction between group 1 metals and water?

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