1.

Why roasting is carried out for sulphide ores and not for carbonates?​

Answer» NITRIC acid is a STRONG oxidizing agent in the concentrated state of the acid than in dilute state. a) Roasting is CARRIED out for an sulphide ores and not for CARBONATE ores. It is done on sulphide ores in order to remove SULPHUR as sulphur gets escape in the form of gas.


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