Q46 / 160 · JIPMER 2011 · Chemistry

Leaching is a process of

A
reduction
Correct answer
B
concentration
C
refining
D
oxidation

Solution

Leaching is a process used for concentration or benefaction of ore. In this process, a powdered ore is treated with a suitable reagent, which can selectively dissolve the ore, but not the impurities.

Hence, the correct answer is option: 'B'.

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