Practice Quiz

SAT Chemistry - Question List

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101. Which of the following gases is the third most abundant in the Earth’s atmosphere?
  1. Oxygen
  2. Argon
  3. Nitrogen
  4. Carbon dioxide
  5. Radon
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102. Which of the following pairs of compounds are allotropes?
  1. CO2 and CH4
  2. NH4+ and NH3
  3. NaCl and LiCl
  4. O2 and O3
  5. Ne and Ar
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103. Which of the following compounds contains an oxygen atom with a -1 oxidation number?
  1. H2O
  2. CO2
  3. Na2O2
  4. Al2O3
  5. MgO
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104. Which of the following substances will turn blue litmus paper red?
  1. HCl
  2. H2O
  3. NaCl
  4. NaOH
  5. NH3
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105. A fixed quantity of a gas undergoes a change in temperature from 100 K to 200 K and a change in pressure from 2 atm to 1 atm. After theses changes, the volume of the gas is
  1. Half of the original volume
  2. Unchanged
  3. Twice the original volume
  4. Four times the original volume
  5. Eight times the original volume
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