1.

Extraction of aluminumcan beunderstoodby Among the following statements which is/are correct

Answer»

Calamine and Siderite are carbonate ORES.
Argenite and Cuprites are OXIDE ores.
Malachite and Azurites are ores of Cu.
CARNALLITE and Sylvite are CHLORIDE ores.

Solution :`"Calamine"-ZnCO_(3), "Siderite"-FeCO_(3), "ARGENTITE"-Ag_(2)S, "Cuprite"- Cu_(2)O,"Sylvite-KCI"`
`"Malachite"-CuCO_(3).Cu(OH)_(2), "Azurite"-Cu(OH)_(2).2CuCO_(3),"Carnallite-KCI" MgCl_(2).6H_(2)O`


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