Home Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) Reduction to Free Metal After partial roasting, the sulphide of copp…
Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) Reduction to Free Metal Single Correct MCQ
Published on: August 13, 2026

After partial roasting, the sulphide of copper is reduced by

A
Reduction by carbon
B
Electrolysis
C
Self–reduction
D
Cyanide process

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Text Solution

Verified by Experts
The correct answer is:
C

Self reduction :– Reduction of oxide ore of a metal by its own sulphide

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