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AP Chemistry 2

Subjects : science, ap, chemistry
Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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. Color is due to ______ _______ of light.






2. dichromate (soln + most solids)






3. When combining half equations - what do you do to E° values when multiplying coefficients?






4. What range of indicator would you use for the following titrations. a) s.a. + s.b. b) w.a. + s.b. c) w.b. + s.a.






5. What is the test for hydrogen?






6. What is the general formula for alkyl halides?






7. Is a graduated cylinder or beaker more accurate?






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






9. What is the basic structure of an optical isomer?






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






11. What is the general formula for an alcohol?






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






13. If Q > Ksp - then system shifts _______ and ppt ______






14. When the salt bridge is removed what happens to the cell reaction?






15. Ions are not ______.






16. acetate






17. How do you compute % dissociation?






18. group 1 ions/compounds






19. How do you find the pH for a dibasic acid? (H2A)?






20. A geometric (or cis-trans) isomer exists due to.....






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

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22. carbonate






23. How do you identify which is oxidized or otherwise?






24. Alcohols and _______ are FG isomers






25. What is H2CO3 (carbonate acid) usually written as?






26. How does the melting point of a mixture compare to the MP of a pure substance?






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






28. What is the word equation for addition polymerisation?






29. Why are noble gases stable?






30. Name 2 ways in which you can create a buffer?






31. How many ligands attach to a central ion in a complex ion?






32. ________ are Lewis bases - because they can donate a lone pair of electrons.






33. What are the signs of ?G and E° for spontaneous reactions?






34. bromothymol






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






36. What do group I/II metal oxides and acids form?






37. hydroxides






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






39. What are the common strong bases?






40. How do you heat a test tube?






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






42. What are the signs for ?G and E° for spontaneous reactions?






43. halides






44. sulfate






45. Do anions flow to the cathode or anode?






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






47. chlorate






48. Both Acetic acid and ____________ are also functional isomers.






49. chromate ion (soln + most solids)






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







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