Practice Quiz

CLEP Chemistry Practice Test - Question List

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76. Which of the following occurs in an ionic bond?
  1. Two ions share protons.
  2. Two ions share electrons.
  3. Similarly charged ions attract.
  4. Oppositely charged ions attract.
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77. Which of the following lists three states of water in order of increasing entropy?
  1. ice, liquid, vapor
  2. liquid, ice, vapor
  3. ice, vapor, liquid
  4. vapor, liquid, ice
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78. Which of the following activities could cause liquid molecules to overcome intermolecular attractive forces and become gas molecules?
  1. adding a solute to the liquid
  2. adding a catalyst to the liquid
  3. increasing the temperature ofthe liquid
  4. increasing the air pressure abovethe liquid
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79. Two compounds that contain the elements carbon and chlorine are carbon tetrachloride (CCl4) and chloroform (CHCl3). Which of the following statements describes the geometry around carbon in these two compounds?
  1. CCl4 and CHCl3 have bent geometries.
  2. CCl4 and CHCl3 have tetrahedral geometries.
  3. CCl4 has linear geometry and CHCl3 has bent geometry.
  4. CCl4 has tetrahedral geometry and CHCl3 has trigonal planar geometry.
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80. Which of the following is the balanced equation for the decomposition of hydrogen peroxide (H2O2) into water and oxygen gas?
  1. H2O2 ↔ 2H + 2O
  2. H2O2 ↔ H2O + O2
  3. 2H2O2 ↔ H2O + 2O2
  4. 2H2O2 ↔ 2H2O + O2
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