Q 2.     Write down the names of  compounds represented by the following formulae:

    (i)     Al_{2}(SO_{4})_{3}

    (ii)     CaCl_{2}

    (iii)     K_{2}SO_{4}

    (iv)     KNO_{3}

    (v)       CaCO_{3}           

Answers (1)

The Names of the following compounds are :

 (i)  Al_{2}(SO_{4})_{3} 

        =Aluminium Sulphate

  (ii)     CaCl_{2}

           =Calcium Chloride

 (iii)     K_{2}SO_{4}

          =Potessium Sulphate

  (iv)     KNO_{3}

          = Potessium Nitrate

  (v)       CaCO_{3}

           =Calcium Carbonate.  

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