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

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General Principles and processes of Isolation of Elements

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

A

$SO_2$

B

$Fe_2O_3$

C

$Cu_2O$

D

$CO$

(JEE MAIN-2018)

Solution

$C{u_2}S\, + \,2C{u_2}O \to 6Cu + S{O_2}$

It is an example ofauto-reduction, $CuO_2$ is reduced to copper metal.

Standard 12

Chemistry

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