If impurity in a metal has a greater affinity for oxygen and is more easily oxidised than metal, the

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General Principles and processes of Isolation of Elements

easy

If the impurity in a metal has a greater affinity for oxygen and is more easily oxidised than the metal, then the purification of metal may be carried out by

Cupellation

Electrorefining

Zone refining

Poling

Solution

If the impurity in a metal has a greater affinity for oxygen and is more easily oxidized than the metal , then the purification of metal may be carried out by Cupellation.

Standard 12

Chemistry

Which does not represent correct method ?

medium

Given below are two statements :

Statement $I :$ Colourless cupric metaborate is reduced to cuprous metaborate in a luminous flame.

Statement $II :$ Cuprous metaborate is obtained by heating boric anhydride and copper sulphate in a non-luminous flame.

In the light of the above statements, choose the most appropriate answer from the options given below.

easy

(JEE MAIN-2021)

Which of the reaction is suitable for concentrating ore by leaching process?

medium

(JEE MAIN-2022)

The Mond process is used for the

medium

(JEE MAIN-2019)

Ellingham diagram is a graphical representation of

easy

(JEE MAIN-2021)

If the impurity in a metal has a greater affinity for oxygen and is more easily oxidised than the metal, then the purification of metal may be carried out by

Solution

Similar Questions

Which does not represent correct method ?

Which of the reaction is suitable for concentrating ore by leaching process?

The Mond process is used for the

Ellingham diagram is a graphical representation of

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