JEE Main 2023ChemistryGeneral Principles and Processes of Isolation of MetalsMediumMCQ

JEE Main 2023General Principles and Processes of Isolation of Metals Question with Solution

JEE Main 2023 (11 Apr Shift 1)

Question

In the extraction process of copper, the product obtained after carrying out the reactions

 (i) 2Cu2 S+3O22Cu2O+2SO2

 (ii) 2Cu2O+Cu2 S6Cu+SO2 is called

Choose an option

Show full solutionCorrect option: A
Correct answer
ABlister copper

Step-by-step explanation

The copper(I) sulphide produced is converted to copper with a final blast of air. The end product of this is called blister copper - a porous brittle form of copper, about 98 - 99.5% pure. The reactions given are carried out in the production of blister copper using self reduction.

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About this question

This is a previous-year question from JEE Main 2023, 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.