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JEE Advanced

Isolation of Elements

Chemistry

Previous Years Questions

MCQ (More than One Correct Answer)

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The correct option(s) related to the extraction of iron from its ore in the blast furnace operating in the temperature r...
JEE Advanced 2022 Paper 2 Online
The electrochemical extraction of aluminum from bauxite ore involves
JEE Advanced 2022 Paper 1 Online
A mixture of two salts is used to prepare a solution S, which gives the following results :The correct option(s) for the...
JEE Advanced 2021 Paper 1 Online
The correct statement(s) related to the metal extraction processes is (are) :
JEE Advanced 2021 Paper 1 Online
Which among the following statement(s) is/are true for the extraction of aluminium from bauxite?
JEE Advanced 2020 Paper 2 Offline
The cyanide process of gold extraction involves leaching out gold from its ore with CN$$-$$ in the presence of Q in wate...
JEE Advanced 2019 Paper 2 Offline
Extraction of copper from copper pyrite (CuFeS2) involves
JEE Advanced 2016 Paper 2 Offline
Copper is purified by electrolytic refining of blister copper. The correct statement(s) about this process is(are)
JEE Advanced 2015 Paper 1 Offline
The carbon–based reduction method is NOT used for the extraction of
JEE Advanced 2013 Paper 2 Offline
Extraction of metal from the ore cassiterite involves
IIT-JEE 2011 Paper 1 Offline

MCQ (Single Correct Answer)

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Calamine, malachite, magnetic and cryolite, respectively, are
JEE Advanced 2019 Paper 1 Offline
Match the anionic species given in Column-I that are present in the ore(s) given in Column-II .tg {border-collapse:co...
JEE Advanced 2015 Paper 1 Offline
Sulphide ores are common for the metals
JEE Advanced 2013 Paper 1 Offline
In the cyanide extraction process of silver from argentite ore, the oxidising and reducing agents used are
IIT-JEE 2012 Paper 2 Offline
Oxidation states of the metal in the minerals haematite and magnetite, respectively are
IIT-JEE 2011 Paper 2 Offline

Numerical

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Galena (an ore) is partially oxidized by passing air through it at high temperature. After some time, the passage of air...
JEE Advanced 2018 Paper 2 Offline

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