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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 do you get Ecell for spontaneous reactions?






2. What are amphoteric oxides?






3. Which alkali metals float on water?






4. carbonates






5. Flame tests for certain metal ions (simple emission spectra) gives which colors for potassium - sodium - lithium - copper - barium






6. potassium permanganate






7. lead iodide






8. What is the general formula for an aldehyde?






9. What is the pH of a salt made from a WA/SB? SA/WB? SA/SB?






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






11. How do you find the pH for a dibasic acid? (H2A)?






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






13. The oxidation # for acid base reactions...






14. What are the products for these common oxidizing agents? MnO4? - CrO4²? - Cr2O7²?






15. 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?






16. What device would you use to measure a volume of gas?






17. Where are group I metals stored?






18. silver iodide






19. What does the solubility of organic compounds depend on?






20. Alkenes are ________ and react by __________






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






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






23. perchlorate






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






25. What is precision?






26. BaSO4






27. What equipment do you need for a titration?






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






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






30. An amphiprotic (amphoteric) species is...






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






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






33. chlorate






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






35. chromate ion (soln + most solids)






36. group 1 ions/compounds






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






38. mercury (II) ion






39. What gases usually come off during the 'electrolysis of water?' At the anode? At the cathode?






40. bromine






41. What is the general formula for an acid?






42. How do you dilute an acid?

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43. Ions are not ______.






44. permanganate






45. What happens to the ion concentrations of a saturated solution when it is diluted and no solid solute remains?






46. dichromate






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






48. What is the conjugate acid of H2PO4?






49. What is HCOOCH3?






50. What two compounds are great oxidizing agents?

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