JEE Main 2022 Chemistry question

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

Not in JEE Main or NEET syllabus

The role of depressants in 'Froth Floatation method' is to

(1)Selectively prevent one component of the ore from coming to the frothCorrect
(2)Reduce the consumption of oil for froth formation
(3)Stabilize the froth
(4)Enhance non-wettability of the mineral particles.

Answer: (1)

Solution

In froth flotation a depressant selectively prevents one of the ore components

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Question ID VK-025227