Practice Quiz

AP Chemistry Exam Prep - Question List

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36. Which of the following descriptions most accurately characterizes the molecular geometry of H2O?
  1. Linear
  2. Trigonal planar
  3. Trigonal pyramidal
  4. Bent
  5. Tetrahedral
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37. The half-life of 14 grams of a substance is 3 hours. How many grams of the substance remain after 6 hours?
  1. 3.5 grams
  2. 7.0 grams
  3. 14 grams
  4. 28 grams
  5. 7.5 grams
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38. Which of the following acids is characterized as diprotic?
  1. HCl
  2. HF
  3. H2SO4
  4. HNO3
  5. CH3COOH
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39. Na+(aq) + Cl-(aq) + Ag+(aq) + NO3-(aq) --> AgCl(s) + Na+(aq) + NO3-(aq)

In the equation above, which species are classified as spectator ions?
  1. Na+ alone
  2. NO3- alone
  3. Na+ and NO3-
  4. Ag+ alone
  5. Ag+ and Cl-
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40. Which of the following elements is most easily oxidized?
  1. Nitrogen
  2. Fluorine
  3. Lithium
  4. Neon
  5. Sulfur
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