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BITSAT2011ChemistryGeneral Principles and Processes of Isolation of MetalsActual

Calcination is used in metallurgy for removal of?

Options

  1. AWater and sulphide
  2. BWater and CO ₂
  3. CCO ₂ and H ₂ ~S
  4. DH ₂ O and H ₂ ~S

Correct answer

B. Water and CO ₂

Step-by-step solution

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

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