Roasting is carried out to: I. sulphide is converted to oxide. II. Remove water of hydration. III. Melt the ore. IV. Remove arsenic and Sulphur impurities. of these statements

Question

Roasting is carried out to: I. sulphide is converted to oxide. II. Remove water of hydration. III. Melt the ore. IV. Remove arsenic and Sulphur impurities. of these statements (A) I, II & III are correct (B) I, III & IV are correct (C) I, II & IV are correct (D) II, III & IV are correct

Tardigrade Admin · Accepted Answer

Roasting is heating ore with oxygen it is used to Convert sulphide to oxide, remove moisture and volatile impurity.

Q. Roasting is carried out to: I. sulphide is converted to oxide. II. Remove water of hydration. III. Melt the ore. IV. Remove arsenic and Sulphur impurities. of these statements

I, II & III are correct

I, III & IV are correct

I, II & IV are correct

II, III & IV are correct

Roasting is heating ore with oxygen it is used to Convert sulphide to oxide, remove moisture and volatile impurity.

Q. Roasting is carried out to:
$I .$ sulphide is converted to oxide.
$II .$ Remove water of hydration.
$III .$ Melt the ore.
$I V .$ Remove arsenic and Sulphur impurities.
of these statements