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 does saturated mean? Unsaturated?






2. nitrate






3. What shape is carbon dioxide?






4. Does the electrolyte with the lowest Ksp value have to be the least soluble? Why?






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






6. What are isomers?






7. lead iodide






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






9. Can you collect soluble gases over water?






10. What is the test for oxygen?






11. What do acids plus active metals form?






12. Is the ?H formation of an element in standard state zero?






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






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






15. What is a coordinate covalent bond?






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






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

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






19. Alkanes are _________ and react by _________






20. What is the formula for alkenes?






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






22. How are strong ones written?






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






24. What is the difference between equivalence point and end point of a titration.






25. Generally - which oxy acid is strongest?






26. BaSO4






27. How do you get Ecell for spontaneous reactions?






28. Which alkali metals float on water?






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






30. What is reflux?






31. Where are group I metals stored?






32. How does benzene compare in reactivity to alkenes?






33. What is the test for hydrogen?






34. mercury (II) ion






35. What apparatus do you use to pour liquids?






36. iodine - iodine solution - iodine vapor






37. primary colors






38. What things should you remember to do when collecting gas over water?






39. What are the products of the reaction between group 1 metals and water?

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40. When driving off water from a hydrate - how do you tell you're done?






41. Color (absorbance) is proportional to ________






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






43. Does reactivity increase/decrease going down group 1 and group 17?






44. What are the bond angles and hybridization for a carbon with 4 sigma bonds? one double bond? two double bonds? one triple bond?






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






46. Is a graduated cylinder or beaker more accurate?






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






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

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49. What equipment do you need for a titration?






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