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CBSE

Subject

Chemistry

Multiple Choice Questions

1.  

The total energy of an electron inside an atom is



    2.  

    The compound used in prickly-heat powder to prevent excessive sweating is



      3.  

      Trinitrotoluene is



        4.  

        The commonly used coolant in refrigerators is



          5.  

          Which of the following are highly compressible?



            6.  

            Calcium salts used as fertilizers is



              7.  

              Who discovered Proton?



                8.  

                Which of the following is not soluble in water?



                  9.  

                  Hard steel contains



                    10.  

                    Which of the following pairs is incorrect?

                    I.     Haematite : Iron
                    II.   Pitchblende : Copper
                    III.  Monazite : Thorium



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