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CHEM 105 Final Exam Practice test

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15 questions

  • 1. Open Ended
    30 seconds
    1 pt
    Which of the following properties of Na metal is a physical property? a. Na tends to give up an election to form ionic compounds b. Na has a high electrical conductivity c. Na when dropped into water, causes the evolution of H_2 gas. d. Na reacts violently with Oxygen
  • 2. Open Ended
    30 seconds
    1 pt
    Which of the following properties is NOT an intensive property? a. Density b. Color c. Combustibility d. Melting point e. Mass
  • 3. Open Ended
    30 seconds
    1 pt
    Which of the following materials has NOT been properly classified? a. Apple juice is a homogenous mixture b. Antimony is an element c. A snow cone is a heterogeneous mixture d. Steel is a compound e. Granite is a heterogeneous mixture
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