JEE Main 2023ChemistryGeneral Principles and Processes of Isolation of MetalsEasyMCQ

JEE Main 2023General Principles and Processes of Isolation of Metals Question with Solution

JEE Main 2023 (25 Jan Shift 2)

Question

Given below are two statements:-

Statement I:- In froth floatation method a rotating paddle agitates the mixture to drive air out of it.

Statement II:- Iron pyrites are generally avoided for extraction of iron due to environmental reasons.

In the light of the above statements, choose the correct answer from the options given below:-

Choose an option

Show full solutionCorrect option: B
Correct answer
BStatement I is false but Statement II is true

Step-by-step explanation

The rotating paddle in the froth flotation process violently agitates the suspension of powdered ore in water, as well as the collectors and froth stabilisers, generating frothing.  Iron pyrites are generally avoided for extraction of iron due to environmental reasons.

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the General Principles and Processes of Isolation of Metals chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2023, covering the General Principles and Processes of Isolation of Metals chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.