Question

define roasting process of extraction of metals​

Answer 1

Answer:

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Explanation:

Roasting is a process of heating a sulfide ore to a high temperature in presence of air. It is a step of the processing of certain ores. ... This process is generally applied to sulfide minerals. During roasting, the sulfide is converted to an oxide, and sulfur is released as sulfur dioxide, a gas.

Answer 2

Roasting Definition: Roasting is a process in metallurgy in which a sulfide ore is heated in air. The process may convert a metal sulfide to a metal oxide or to a free metal. Example: Roasting ZnS may yield ZnO; roasting HgS may yield free Hg metal.