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Match the following: A Caustic Soda

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Match the following:

   A   B    C
 Caustic Soda  CaCO3 It is used as mordant in dyeing
Washing soda MgSO4.7H2O It is used for softening of hard water
Lime stone  CaSO4. 1/2H2O It is used in petroleum refining
Epsom salt NaOH For making  moulds for pottery
Plaster of Paris  Na2CO3 Used in Cement manufacturing
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Best answer
   A   B    C
 Caustic Soda  NaOH It is used in petroleum refining
Washing soda Na2CO3 It is used for softening of hard water
Lime stone  CaCO3 Used in Cement manufacturing
Epsom salt MgSO4.7H2O It is used as mordant in dyeing
Plaster of Paris  CaSO4. 1/2H2O For making  moulds for pottery
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