The carbon-based reduction method is NOT used for the extraction of 

Important Questions on General Principles and Processes of Isolation of Metals (Metallurgy)

MEDIUM

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Advanced Paper 1 - 2021>Q 6

The correct statement $\left(\mathrm{s}\right)$ related to the metal extraction processes is(are)

EASY

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Advanced Paper 1 - 2019>Q 7

Calamine, malachite, magnetite and cryolite, respectively are:

HARD

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Advanced Paper 1 - 2015>Q 8

Copper is purified by electrolytic refining of blister copper. The correct statement(s) about this process is (are)

HARD

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Advanced Paper 1 - 2014>Q 9

Upon heating with $\mathrm{C}{\mathrm{u}}_2\mathrm{S}$, the reagent(s) that give copper metal is/are

EASY

JEE Advanced

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Advanced Paper 1 - 2013>Q 10

Sulphide ores are common for the metals: