Question

Explain roasting and calcination.​

Answer 1

Explanation:

ROASTING: HEATING A SULPHIDE ORE IN PRESENCE OF OXYGEN..

CALCINATION : HEATING THE CARBONATE ORE IN THE ABSENCE OF OXYGEN

PLS MARK AS THE BRAINLIEST

Answer 2

Answer:

roasting and calcination are two process to take out metal from ore .

Explanation:

ROASTING : 1. In this process sulphide ore are heated.

2. in this ore is heated below its melting point in presence of air .

3. It is used for oxidise impurities .

CALCINATION : 1. In this process carbonate ore and hydride ore are heated .

2. In this ore is heated below its melting point in absence of air .

3. It is used for vigorous impurities.