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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 reflux?






2. How are primary alcohols turned into acids?






3. Is a graduated cylinder or beaker more accurate?






4. perchlorate






5. Give an example of a dilute strong acid.






6. For what types of substances does the solid/liquid equilibrium line on a phase diagram slope LEFT?






7. During a titration what is present in the beaker at the equivalence point?






8. The oxidation numbers of the metals or nonmetals ___________ during such a reaction






9. What causes the dramatic effect of T on rate?






10. When can supercooling occur? What does it look like on a cooling curve?

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11. What effect does increasing the size/surface area of a voltaic cell have on the cell?






12. hydroxide






13. What is accuracy?






14. If a beaker gets cold - is the reaction endothermic or exothermic? is ?H positive or negative?






15. What do you use to look at burning magnesium? why?






16. For a weak acid solution in water - Ka = 10?6 what is Kb for its conjugate base?






17. How are metal oxides and hydrides bonded? are they acidic or basic?






18. What is Ksp in terms of molar solubility ('s') for an electrolyte AB?






19. What is the formula for alkynes?






20. What is the third law of thermodynamics?






21. What type of polymer is nylon?






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






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






24. What do nonmetal oxides plus water form?






25. Does Benzene react by addition or substitution?






26. What is the general formula for alkyl halides?






27. What are isomers?






28. What do you use for an acid spill? base spill?






29. carbonates






30. How can metals like iron and zinc be reduced?






31. One mole of electrons carries 96500Coulombs - what is this quantity called?

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32. Name six characteristics of transition elements (or their compounds)






33. Is the standard entropy (S°) of an element zero?






34. What things should you remember to do when collecting gas over water?






35. hydroxides






36. How does the KE and PE of ice at 0°C compare to the KE and PE of water at 0°C?






37. What is the catalyst for this reaction Ester + ?






38. What does a short - sharp melting point indicate?






39. Ions are not ______.






40. What is the pH of a salt made from a WA/SB? SA/WB? SA/SB?






41. Which of the rates changes more when temperature is increased?






42. Acids + Carbonates (bicarbonates) make?






43. What is the sign of the cathode in voltaic cells? in electrolytic cells?






44. cyanide






45. What are the common strong bases?






46. How are more active metals reduced?






47. How does benzene compare in reactivity to alkenes?






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






49. How are strong ones written?






50. What are allotropes?