1.

The ore that contains both iron and copper is :(1)  malachite (2)  dolomite (3)  azurite (4)  copper pyrites  

Answer»

Correct option  (4) copper pyrites

Explanation:

Copper pyrites :    CuFeS2

Malachite :      Cu(OH)2. CuCO3

Azurite :        Cu(OH)2 .  2CuCO3 

 Dolomite :    CaCO3 . MgCO3



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