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Question
Explain the terms: (a) Leaching (b) Roasting.
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Solution
Roasting:- It is the process of heating of sulphide ores to high temperature in the presence of air. During roasting , sulphide gets converted to an oxide by releasing Sulphur dioxide as a gas.Leaching:- A widely used extractive metallurgy technique which converts metals into soluble salts in aqueous media.
Roasting:- It is the process of heating of sulphide ores to high temperature in the presence of air. During roasting , sulphide gets converted to an oxide by releasing Sulphur dioxide as a gas.
Leaching:- A widely used extractive metallurgy technique which converts metals into soluble salts in aqueous media.
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