Properties of Water
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Questions and Answers

What is the primary reason why water molecules are polar?

  • Because water molecules are bonded with ionic bonds
  • Because oxygen is more electronegative than hydrogen (correct)
  • Because hydrogen is more electronegative than oxygen
  • Because water molecules are bonded with metallic bonds
  • What is the term for the attraction between water molecules and other polar compounds?

  • Surface tension
  • Adhesion (correct)
  • Cohesion
  • Capillary action
  • What is the result of the high surface tension of water?

  • Water molecules are resistant to being stretched or broken at the surface (correct)
  • Water molecules are more easily stretched at the surface
  • Water molecules are more easily evaporated at the surface
  • Water molecules are more easily broken at the surface
  • What is the process by which water molecules are transported up roots and against gravity?

    <p>Capillary action</p> Signup and view all the answers

    Why does water expand upon freezing?

    <p>Because the crystalline structure of ice is less dense than liquid water</p> Signup and view all the answers

    What is the term for the 'stickiness' of water molecules?

    <p>Cohesion</p> Signup and view all the answers

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