Chemistry, asked by dhruvagrawal80, 1 year ago

differentiate between roasting and calcinations process in Metallurgy

Answers

Answered by tarurajput25
6

Answer:

roasting is heating in presence of air .here SO2 is formed.it is done with sulphur ores

calcination is heating in absence of air(O2).it is done with carbonate ores.here,CO2 is formed.

Explanation:

Answered by shivam3845
4

Roasting is the process in which ore is heated below its melting point in the presence of air to oxidised the impurities.... Calcination is the process of heating the ore below its melting point an absence of air to remove volatile impurities like arsenic etc.

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