Home Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) Roasting & Calcination Heating of ore in presence of air to remove …
Chemistry General Principles and Processes of Isolation of Elements ( Not In Syllabus ) Roasting & Calcination Single Correct MCQ
Published on: August 13, 2026

Heating of ore in presence of air to remove sulphur impurities is called

A
Calcination
B
Roasting
C
Smelting
D
None of these

Share this question

WhatsApp

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
B

Roasting involves heating of the ore either alone or with some other material usually in presence of air below its fusion temperature. In roasting, definite chemical changes like oxidation, chlorination etc., take place

Previous Question Next Question

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

Refractory materials are generally used in furnaces because
Main function of roasting is
Roasting is generally done in case of the following
Heating of pyrites in air for oxidation of sulphur is called
Which is not basic flux
A substance which reacts with gangue to form fusible material is called
CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.