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. 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?






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






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






4. What do acids plus active metals form?






5. Color (absorbance) is proportional to ________






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

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






8. acetates






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

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10. mercury (I) ion






11. Give an example of a dilute strong acid.






12. To decide if a ppt forms when solutions are mixed - what is the first thing you have to remember?






13. How do you compute % dissociation?






14. How do you get the equation for a net electrolysis reaction?






15. What apparatus do you use to separate 2 immiscible liquids?






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






17. silver compounds






18. If an electrolyte has an endothermic heat of solution - what will happen to its Ksp value when the temperature is raised? What about exothermic?






19. What is a dipeptide? polypeptide? protein?






20. carbonate






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






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






23. bromothymol






24. What are the names and formulas of the 6 strong acids?






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






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






27. A Bronsted-Lowry acid is...






28. What do metal oxides plus acids form?






29. hydroxides






30. Is magnesium oxide (and other main group metal oxides) likely to be acidic - basic or neutral?






31. How do you heat a test tube?






32. Can you collect soluble gases over water?






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






34. What do you need to make a polymer?






35. What process do you use to obtain the solute from a solution?






36. What do group I/II metal oxides plus water form?






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






38. A Bronsted-Lowry base is...






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






40. barium sulfate






41. Where are group I metals stored?






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






43. What are the prefixes used to name organic alkanes with varying number of carbon atoms? (Up to ten carbons)






44. hydroxide






45. What does saturated mean? Unsaturated?






46. How are primary alcohols turned into acids?






47. What variables effect the moles of substance liberated in electrolysis. (a.k.a. Faraday's Laws)






48. How does benzene compare in reactivity to alkenes?






49. What is precision?






50. What do ions and electrons travel through in a voltaic/electrolytic cell?