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The difference (s) between roasting and ...

The difference (s) between roasting and calcination is / are :

A

roasting is highly endothermic while calcination is not

B

partial fusion occurs in calcination but not in roasting

C

calcination is performed in limited amount of air but roasting employs excess air

D

combustion reaction occur in roasting but not in calcination

Text Solution

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The correct Answer is:
C, D
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