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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 are hybrid orbitals used for?






2. What do you use to look at burning magnesium? why?






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

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






5. 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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6. What is the test for oxygen?






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






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






9. What do metal oxides plus non- metal oxides form?






10. What process takes place at the cathode in an electrochemical cell? In an electrolytic cell?






11. When combining half equations - what do you do to E° values when multiplying coefficients?






12. What do hydrocarbons form when they burn in air (oxygen)?






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






14. What is the second law of thermodynamics?






15. What steps do organic labs consist of?






16. What is the conjugate base of NH3?






17. phosphate






18. What is the slope of the graph of lnk vs. 1/T?






19. Acids + Carbonates (bicarbonates) make?






20. Color (absorbance) is proportional to ________






21. Ca - Sr - Ba






22. What is the charge on a chlorine atom?






23. permanganate






24. chlorine






25. What is the formula of butane?






26. What is the relationship between Rate and Molar Mass for two gases? Velocity and Temperature? Energy and Temperature?






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






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






29. What is accuracy?






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






31. What is the word equation for condensation polymerisation ?






32. What is Big K in terms of kf and kr?






33. nitrate






34. What is Ksp in terms of molar solubility ('s') for an electrolyte AB3 or A3B?






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






36. What changes Keq?






37. What shape is water?






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

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39. What word is a clue for a redox reaction?






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






41. Aromatic compounds contain what?






42. What is the relationship between Rate and Molar Mass for two gases? Velocity and Temperature? Energy and Temperature?






43. What are amphoteric oxides?






44. What is a coordinate covalent bond?






45. silver compounds






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






47. What is the relative solubility of CO2 - HCl - NH3 - NO2 - O2 - and SO2?






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






49. Group 14 shows non-metal and metal characteristics. What two oxidation states do the elements in group 14 exist in?






50. What is the general formula for a ketone?