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

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2. What is Ksp in terms of molar solubility ('s') for an electrolyte AB3 or A3B?






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






4. Alkenes are ________ and react by __________






5. What is the test for oxygen?






6. What is the formula for alkenes?






7. Group 14 shows non-metal and metal characteristics. What two oxidation states do the elements in group 14 exist in?






8. How are strong ones written?






9. What is the general formula of an alkane?






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






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






12. bromothymol






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






14. State whether K is high or low and whether H2O a product or reactant for the following reactions: a) neutralization. b) dissociation in water.






15. What shape is ammonia?






16. mercury (I) ion






17. What is the first law of thermodynamics?






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






19. What complex ion does ammonia form with silver? copper? cadmium? zinc?






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






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






22. How do you get Ecell for spontaneous reactions?






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






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






25. hydroxide






26. What can form during the combustion of hydrocarbons in a limited supply of oxygen?






27. What is Ksp in terms of molar solubility ('s') for an electrolyte A2B3 A3B2?






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






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






30. Which would cause the bulb in a conductivity apparatus to be brightest?






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






32. lead iodide






33. How does benzene compare in reactivity to alkenes?






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






35. Color (absorbance) is proportional to ________






36. Ions are not ______.






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






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






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






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






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






42. Buffer capacity must contain decent amounts of a ________ ________






43. When AB(s) and AC(s) are formed by adding A? ions to a mixture of 0.10M B? & 0.10M C? ions - which will precipitate first?






44. Acidic gases like SO2 in the atmosphere cause what environmental problems?






45. How many normal boiling points and boiling points are there?

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






47. chromate






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






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






50. iodine - iodine solution - iodine vapor