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JEE Main 2022 Chemistry question

ChemistryGeneral Principles and Processes of Isolation of Elements (Metallurgy)JEE Main 2022

Not in JEE Main or NEET syllabus

The compound(s) that is(are) removed as slag during the extraction of copper is (A) CaO (B) FeO (C) (D) ZnO (E) NiO Choose the correct answer from the options given below :

Answer: (4)

Solution

During the extraction of copper from the sulphide ore, FeS is roasted to FeO, which combines

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Question ID VK-024780