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JEE Main Chemistry question

ChemistryGeneral Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

Which of the following processes involves the roasting process?

Answer: (C)

Solution

Converting a sulphide to an oxide by heating in air, as , is the definition of roasting. The other reactions

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Question ID VK-145578