Sulphide ores are common for the metals:

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

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 2 - 2020>Q 1

Which among the following statement(s) is (are) true for the extraction of aluminium from bauxite?

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 2 - 2019>Q 2

The cyanide process of gold extraction involves leaching out gold from its ore with ${\mathrm{C}\mathrm{N}}^{-}$ in the presence of $\mathrm{Q}$ in water to form $\mathrm{R}$ . Subsequently, $\mathrm{R}$ is treated with $\mathrm{T}$ to obtain $\mathrm{A}\mathrm{u}$ and $\mathrm{Z}$ . Choose the correct option(s).

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 2 - 2019>Q 3

With reference to aqua regia, choose the correct option(s).

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 2 - 2016>Q 4

Extraction of copper from copper pyrite $\left(\mathrm{C}\mathrm{u}\mathrm{F}\mathrm{e}{\mathrm{S}}_2\right)$ involves

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 2 - 2013>Q 5

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

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)