Chemistry - Metallurgy Question with Solution | TestHub

ChemistryMetallurgyExtraction of MetalsEasy2 minPYQ_2020

ChemistryEasysingle choice

Formation of metallic copper from the sulphide ore in the normal thermo-metallurgical process essentially involves which one of the following reactions?

Options:

Answer:

Solution:

The concentration sulphide ore is roasted. During the process of roasting, CuS is partly converted into CuO as show below
$2 C u S + 3 O_{2} \to 2 C u O + 2 S O_{2}$
When the supply of air is cut off, following reaction occurs in the Bessemer converter
$2 C u O + C u S \to 3 C u + S O_{2}$

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:MetallurgySubtopic:Extraction of Metals

⏱ 2mℹ️ Source: PYQ_2020

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