JEE Main 2022 Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main 2022

In metallurgy the term "gangue" is used for :

(1)Contamination of undesired earthy materials.Correct
(2)Contamination of metals, other than desired metal
(3)Minerals which are naturally occuring in pure form
(4)Magnetic impurities in an ore.

Answer: (1)

Solution

The earthy and undesired materials present in the ore, other than the desired metal, are known as gangue.

Question ID VK-035110