Metallurgy involves steps:-

Concentration of ore

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Oxidation of ore

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Purification

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Reduction of ore

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Solution

The correct options are
A Oxidation of ore
B Purification
C Reduction of ore
D Concentration of ore
Metallurgy involves steps:

Concentration of ore, Purification, Reduction of ore but in case of sulphide ore Oxidation.

Hence options A, B, C & D are correct.

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Similar questions

Define the term 'metallurgy'. State the processes involved in metallurgy.

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