The process that involves the removal of sulphur from the ores is :

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

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th January 2019 Shift 2>Q 6

The correct statement regarding the given Ellingham diagram is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th January 2019 Shift 1>Q 7

The ore that contains both iron and copper is:

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th April 2019 Shift 2>Q 8

The one that is not a carbonate ore is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th April 2019 Shift 2>Q 9

Assertion: For the extraction of iron, haematite ore is used.
Reason: Haematite is a carbonate ore of iron.

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th April 2019 Shift 1>Q 10

The ore that contains the metal in the form of fluoride is known as which of the following?

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th April 2016>Q 11

The plot shows the variation of $-\ln {\mathrm{K}}_{\mathrm{P}}$ Versus temperature for the two reactions.

$\mathrm{M}\left(\mathrm{s}\right)+\frac{1}{2}{\mathrm{O}}_2\left(\mathrm{g}\right)\to \mathrm{M}\mathrm{O}\left(\mathrm{s}\right)$ and

$\mathrm{C}\left(\mathrm{s}\right)+\frac{1}{2}{\mathrm{O}}_2\left(\mathrm{g}\right)\to \mathrm{C}\mathrm{O}\left(\mathrm{s}\right)$



Identify the correct statement:

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 9th April 2014>Q 12

The form of iron obtained from blast furnace is :

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 17 - General Principles and Processes of Isolation of Metals (Metallurgy)>JEE Main - 8th January 2020 Shift 2>Q 13

Among the reactions $\left(\mathrm{a}\right)-\left(\mathrm{d}\right),\mathrm{}$ the reaction(s) that does/do not occur in the blast furnace during the extraction of iron is/are:
$\left(\mathrm{a}\right)$ $CaO+Si{O}_2\to CaSi{O}_3$
$\left(b\right)$ $3F{e}_2{O}_3+CO\to 2F{e}_3{O}_4+C{O}_2$
$\left(c\right)$ $FeO+Si{O}_2\to FeSi{O}_3$
$\left(d\right)$ $FeO\to Fe+\frac{1}{2}{O}_2$