Question
Chemistry Question on Electrochemical Cells
In metallurgy the term “gangue” is used for :
A
Contamination of undesired earthy materials.
B
Contamination of metals, other than desired metal.
C
Minerals which are naturally occurring in pure form
D
Magnetic impurities in an ore.
Answer
Contamination of undesired earthy materials.
Explanation
Solution
In metallurgy the term gangue is used for earthy or undesired materials in ore.
So, the correct option is (A): Contamination of undesired earthy materials.