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






2. permanganate






3. Where are group I metals stored?






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






5. What is the word equation for addition polymerisation?






6. What type of metals don't react with water or acids to form H2?






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






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






9. chromate






10. potassium permanganate






11. Name six characteristics of transition elements (or their compounds)






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






13. What shape is carbon dioxide?






14. 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?






15. What two types of substances are present in all redox reactions?






16. What is a coordinate covalent bond?






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






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






19. What is the conjugate acid of H2PO4?






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






21. What apparatus do you use to pour liquids?






22. Aromatic compounds contain what?






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






24. hydroxides






25. What is the formula for percent error?






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






27. Acids + Carbonates (bicarbonates) make?






28. What is reflux?






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






30. What do you need to make a polymer?






31. What are allotropes?






32. What is Ksp in terms of molar solubility ('s') for an electrolyte A2B or AB2?






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






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






35. chlorite






36. sulfate






37. What are the formulas for q?






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






39. primary colors






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






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






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






43. What should you check for before you begin titrating?






44. What is the formula for percent yield?






45. At what point during titration do you have the perfect buffer - and what is the pH at this point?






46. What do metal oxides plus acids form?






47. What is the general formula for an acid?






48. How many normal boiling points and boiling points are there?






49. What is precision?






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