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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 is the hybridization for a given atom with four single bonds? one double and two single bonds? two double bonds? one triple and one single bond? two single bonds and two lone pairs? three single bonds and one lone pair?






2. perchlorate






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






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






5. What shape is water?






6. What is the test for oxygen?






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






8. What apparatus do you use to pour liquids?






9. silver iodide






10. What is the general formula for an ester?






11. Does Kw increase or decrease with T? Why?






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






13. Acids + Carbonates (bicarbonates) make?






14. What do you need to make a polymer?






15. What value of R do you use for thermo calculations? gas calculations?






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






17. What shape is methane?






18. What is the 'virtual' Ka for the complete dissociation of a dibasic acid?






19. hypochlorite






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






21. What is the relationship between Kc and Kp if there's no ?n (gaseous molecules)?






22. What is the conjugate acid of H2PO4?






23. dichromate






24. chromate






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






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






27. oxalate






28. What is the formula for alkenes?






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






30. What is the formula of butane?






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






32. Does Benzene react by addition or substitution?






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

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34. What are the formulas for q?






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






36. Color is due to ______ _______ of light.






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






38. phosphate






39. What element is used to vulcanize rubber?






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






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






42. What is the general formula for an aldehyde?






43. What are isomers?






44. What process do you use to obtain the precipitate from a solution?






45. Esterification is...






46. How do you compute % dissociation?






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






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






49. What are the common strong bases?






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