JEE-MAIN SERIES
Chemistry

Refining

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

1
2023
1
2022
1
2019

Chapter Questions
3 MCQs

01
PYQ 2019
medium
chemistry ID: jee-main
The Mond process is used for the
1
extraction of Mo
2
Purification of Ni
3
Purification of Zr and Ti
4
Extraction of Zn
02
PYQ 2022
easy
chemistry ID: jee-main
Refining using the liquation method is the most suitable for metals with:
03
PYQ 2023
medium
chemistry ID: jee-main
In the extraction of copper, its sulphide ore is heated in a reverberatory furnace after mixing with silica to:
1

remove as

2

separate as

3

decrease the temperature needed for roasting of

4

remove calcium as

About Refining - JEE-MAIN

Refining is a vital chapter for JEE-MAIN aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Refining PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Refining carry the most weight. Then, tackle the questions iteratively to solidify your understanding.