Pure And Impure Substances

5 Questions | Total Attempts: 44

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Pure And Impure Substances

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Questions and Answers
  • 1. 
    Substances with only one type of atom is called
    • A. 

      Element

    • B. 

      Compound

    • C. 

      Mixture

  • 2. 
    Carbon di oxide is an example of 
    • A. 

      Element

    • B. 

      Compound

    • C. 

      Mixture

  • 3. 
    Pure substances have .........boiling point
    • A. 

      Fixed

    • B. 

      Changing 

  • 4. 
    Boiling point ...........when we add impurity
    • A. 

      Stays the same

    • B. 

      Decreases

    • C. 

      Increases

  • 5. 
    Substances which can be separated easily ......................
    • A. 

      Mixture

    • B. 

      Elements

    • C. 

      Compounds

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