JEE Main 2018ChemistryGeneral Principles and Processes of Isolation of MetalsMediumMCQ

JEE Main 2018General Principles and Processes of Isolation of Metals Question with Solution

JEE Main 2018 (16 Apr Online)

Question

In the extraction of copper from its sulphide ore, metal is finally obtained by the oxidation of cuprous sulphide with:

Choose an option

Show full solutionCorrect option: C
Correct answer
CCu2O

Step-by-step explanation

In the extraction of copper from its sulphide ore, metal is finally obtained by the oxidation of cuprous sulphide with Cu2O. ​ It is an example of auto reduction. 

Cu2S+2Cu2O 6Cu+ SO2
 

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About this question

This is a previous-year question from JEE Main 2018, covering the General Principles and Processes of Isolation of Metals chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.