Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app

BITSAT 2011

Exam: BITSAT
Year: 2011
Subject: Chemistry
Chapter: General Principles and Processes of Isolation of Metals

BITSAT 2011 · Chemistry · General Principles and Processes of Isolation of Metals

Calcination is used in metallurgy for removal of?

Calcination is used in metallurgy for removal of?

Options

AWater and sulphide
BWater and $\mathrm{CO}_{2}$
C $\mathrm{CO}_{2}$ and $\mathrm{H}_{2} \mathrm{ S}$
D $\mathrm{H}_{2} \mathrm{O}$ and $\mathrm{H}_{2} \mathrm{ S}$

Correct answer

B. Water and $\mathrm{CO}_{2}$

Step-by-step solution

Calcination is used for removal of volatile impurities and decompose carbonates.

Practice General Principles and Processes of Isolation of Metals on Quantrex Academy →

More from General Principles and Processes of Isolation of Metals

The chemical composition of 'slag' formed during the smelting process in the extraction… BITSAT 2024 Calamine, malachite, magnetite and cryolite, respectively, are BITSAT 2024 The starting material for the manufacture of KMnO_4 is BITSAT 2023 Identify the incorrect statement. BITSAT 2023 The reaction that does NOT take place in a blast furnace between 900 K to 1500 K… BITSAT 2023 Δ_ f G^ - vs T plot in the Ellingham diagram slopes downward for the reaction BITSAT 2020 The final step for extraction of copper from copper pyrite in bessemer converter involves… BITSAT 2019 In the context of the Hall-Heroult process for the extraction of Al , Which of the… BITSAT 2018 Full General Principles and Processes of Isolation of Metals list All BITSAT PYQs