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






2. silver iodide






3. If ?S is positive - are the products more or less chaotic than the reactants?






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






5. lead iodide






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






7. Why are noble gases stable?






8. Lattice energy is high for ions with _____ size and _____ charge






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






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






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






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






13. What do metal oxides plus acids form?






14. What is accuracy?






15. What type of solutions do small - highly charged cations tend to form?






16. Colorless doesn't mean ______






17. bromine






18. What is the name of S2Cl2? (Know how to name others like this - too)






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






20. How do you compute % dissociation?






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






22. What are the units of the first order rate constant?






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






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






25. dihydrogen phosphate






26. If a free element is involved - what type of reaction must be involved?






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






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






29. What happens to the ion concentrations of a saturated solution when it is diluted and allowed to reach equilibrium - with solid solute still present?






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






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






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






33. Do anions flow to the cathode or anode?






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






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


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






37. Which value of R do you use for all energy and kinetics calculations?






38. What is the third law of thermodynamics?






39. How are more active metals reduced?






40. What is the test for hydrogen?






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






42. chlorite






43. When a cell is 'flat' a.k.a 'reached equilibrium' - what is its ?G value?






44. What are the formulas for q?






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






46. What do you do to Keq when you combine 2 reactions - reverse an equation - or halve coefficients?






47. Acid plus base make?






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






49. iodine - iodine solution - iodine vapor






50. cyanide