JEE Main 2022 Chemistry question

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

Which of the following methods are of used to refine any metal? A. Liquation B. Calcination C. Electrolysis D. Leaching E. Distillation Choose the correct answer from the options given below:

(1)B and D only
(2)A, B, D and E only
(3)B, D and E only
(4)A, C and E onlyCorrect

Answer: (4)

Solution

Leaching and calcination are processes used in the extraction of metals from their ores (concentration and conversion to oxide), not in

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Question ID VK-034392