Science, asked by Anonymous, 1 year ago

Difference between roasting and calcination??​

Answers

Answered by anjali191103
5

Answer:

roasting-heating in presence of excesss air

calcination- heating in presence of limited air

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Answered by Anonymous
7

Answer:

Roasting: Roasting is a process in which ore is heated below its melting point in presence of air to oxidise the impureties.

Calcination: Calcination is the process of heating the ore below ots melting point an absence of air to absence of air to remove volatile impurities like arsenic etc.

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