Answer:
Roasting is the process in which a sulphide pre is strongly heated in the presence of air to convert it into metal oxide.
Calcination is the process in which a carbonate ore is strongly heated in the absence of air to convert it into metal oxide.
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Answer:
Roasting is the process in which a sulphide pre is strongly heated in the presence of air to convert it into metal oxide.
Calcination is the process in which a carbonate ore is strongly heated in the absence of air to convert it into metal oxide.
HOPE IT HELPS. MARK AS BRAINLIEST