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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 changes Keq?






2. What are two substances that sublime at 1 atm when heated?






3. Generally - which oxy acid is strongest?






4. Ions are not ______.






5. nitrate






6. Where are group I metals stored?






7. When a cell is 'flat' What is its voltage?






8. What is the relationship in strength between sigma and pi bonds?






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






10. What does the solubility of organic compounds depend on?






11. What is the test for oxygen?






12. What do the 'a' and 'b' in Van Der Waal's equation allow for?






13. primary colors






14. hydroxides






15. What is the formula for obtaining charge flowing in a cell?






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


17. carbonates






18. What are hybrid orbitals used for?






19. What is the relative solubility of CO2 - HCl - NH3 - NO2 - O2 - and SO2?






20. bromothymol






21. What is the general formula for a ketone?






22. In equilibrium calculations for weak acids/bases - when should you ignore 'x' with respect to initial concentration of acid or base


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






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






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






26. How are primary alcohols turned into acids?






27. The definition of acidic basic and neutral aqueous solutions is:






28. Neutralization is an ________ reaction.






29. Are weak acids (and bases) written dissociated?


30. What is the formula for percent yield?






31. What are isotopes?






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


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






34. BaSO4






35. What is the first law of thermodynamics?






36. What is the charge on a chlorine atom?






37. How does group 1 metals' density compare to water's?






38. What is the solubility of AgF - AgCl - AgBr - and AgI in water and ammonia?






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






40. mercury (II) ion






41. The oxidation # for acid base reactions...






42. dichromate






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






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






45. Give an example of a concentrated weak acid.






46. Give an example of a dilute strong acid.






47. sulfate






48. hydroxide






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


50. For a dibasic acid (H2A) - [A²?]= ____ ?