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AP Chemistry

Subjects : science, ap, chemistry
Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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. Group 1 - Ammonium - Nitrates - Acetates - Sulfates - Halides






2. Compound in which there is a bond between a metal and a non-metal; when naming - pay attention to ionic charges on periodic table (may be reduced)






3. neutron (symbol)






4. AX5






5. Ptotal=P1+P2+P3+...

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6. Unit of electrical potential; J/C






7. The mixing of native atomic orbitals to form special orbitals for bonding






8. AX3E






9. #NAME?






10. Function in which it doesn't matter HOW the changes take place - only that they do; you can use to formula Final - Initial ( i.e. energy - pressure - volume - temperature - sort of moles)






11. How fast or slow a reaction occurs - becomes slower as it reaches equilibrium






12. For colligative properties for electrolytes - the # of mols of ions/ mols of solute

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13. The actual amount of product produced in an experiment






14. Molality =






15. The entropy of a pure perfectly formed crystal @0K is 0






16. A measure of resistance of an object to a change in its state of motion






17. Metal oxide + H20 ->






18. Organic reaction in which water breaks apart a molecule (splitting into two hydroxides)






19. Energy needed to vaporize a mole of a liquid






20. The minimum energy that molecules must possess for collisions to be effective - Ea






21. Reverse rxn occurs when






22. How to Find a Weighted Average






23. AX6






24. Generally insoluble anions (names)






25. SI unit of energy; Kg*m^2/s^2






26. Osmotic pressure=MRT






27. Electron (symbol)






28. The reactant in the reduction reaction that forces the oxidation reaction to occur






29. q cal = ?






30. ?H when 1 mol of bonds is broken in the gaseous state






31. Heat needed to change 1 g of substance to 1°C






32. O²?






33. Color of Li (flame test)






34. Group 1 metals






35. Studies the rate at which a chemical process occurs and sheds light on its reaction mechanism






36. 1/[A] vs. time is a ...-order reaction






37. Polyatomic Ions (bonding)






38. C2H3O2¹?






39. If K<1 - then Gº>0 and reaction will be...at chemical equilibrium






40. OH¹?






41. Spontaneous emission of radiation






42. Substances above the critical temperature and pressure in which the pressure is so high that density and flowing ability of a "gas" resembles that of a liquid






43. Cr2O7²?






44. Wavelength symbol






45. Kinetic Energy of an individual particle formula






46. If Q>Ksp






47. Like dissolves...






48. Coffee Cup Calorimeter






49. Determined by the formula h/m(in kg)v - (v=velocity)






50. Uses a spontaneous redox rxn to generate electrical energy - consists of 2 half cells







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