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






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






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






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






5. What is the general formula for an ether?






6. What are the signs of ?G and E for spontaneous reactions?






7. What does saturated mean? Unsaturated?






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






9. Give an example of a concentrated weak acid.






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






11. What process do you use to obtain a solvent from a solution?






12. nitrate






13. How can metals like iron and zinc be reduced?






14. dichromate (soln + most solids)






15. What is the pH of 1.0M HCl? 1M NaOH?






16. hydroxides






17. A Bronsted-Lowry base is...






18. What effect does increasing the size/surface area of a voltaic cell have on the cell?






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






20. How does half life change for zero-th order - first order - and second order processes?






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






22. hypochlorite






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






24. Which would cause the bulb in a conductivity apparatus to be brightest?






25. What are amphoteric oxides?






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






27. What is the general formula for a ketone?






28. bromothymol






29. mercury (II) ion






30. halides






31. For a dibasic acid (H2A) - [A?]= ____ ?






32. What type of compounds do metals/non metals form?






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






34. BaSO4






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






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






37. Why are noble gases stable?






38. chromate






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






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






41. What are isomers?






42. nitrates






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






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






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






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






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






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






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






50. How are strong ones written?