Question

different between calcination & Rusting.​

Answer 1

clacination is used for carbonate ores theser heated strong enough in the presence of limited air. roasting is usd for sulphide ores these r heated strong enough in the presence of excess air.

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Answer 2

Explanation:

Roasting

1. Ore is heated in the presence of excess air
2. Used for Sulphide ores
3. SO2 is produced along with metal oxides

Calcination

1. Ore is heated in the absence of air
2. Used for Carbonate Ores
3. CO2 is produced along with metal oxide

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