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. ____ is a Lewis acid - since it can accept a lone pair - completing its stable form - which requires two electrons.






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






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






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






5. How do you get Ecell for spontaneous reactions?






6. silver compounds






7. What do metal oxides plus acids form?






8. What is the formula of copper (II) phosphate?






9. Where are group I metals stored?






10. dichromate (soln + most solids)






11. carbonate






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






13. What is the formula for alkynes?






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






15. What is the general formula for an aldehyde?






16. What is the sign of the anode in voltaic cells? in electrolytic cells?






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






18. nitrates






19. What is the solubility of AgF - AgCl - AgBr - and AgI in water and ammonia?






20. How many faradays of electric charge do you need to produce one mole of O2? H2?






21. mercury (II) ion






22. primary colors






23. lead iodide






24. What type of compounds are almost always colored?






25. What is the general formula for an acid?






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






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






28. What is the formula for percent error?






29. Is a graduated cylinder or beaker more accurate?






30. What are two substances that sublime at 1 atm when heated?






31. What is the name of S2Cl2? (Know how to name others like this - too)






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






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






34. What is the charge on a chlorine atom?






35. What is the sign of the cathode in voltaic cells? in electrolytic cells?






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






37. copper sulfate






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






39. What is the formula for alkenes?






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






41. Esters smell like _______ and amines smell like _______ and are ______.






42. chlorite






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






44. What do group I/II metal oxides and acids form?






45. What is accuracy?






46. What is HCOOCH3?






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






48. ________ are Lewis bases - because they can donate a lone pair of electrons.






49. Color is due to ______ _______ of light.






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