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Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsRoasting and Calcination
Medium

Roasting involves

  • A
    Only volatilisation of volatile impurities
  • B
    Only volatilisation of volatile impurities and decomposition of the ore
  • C
    Volatilisation of volatile impurities and decomposition and oxidation of the ore
  • D
    Oxidation and reduction of the ore and slag formation
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Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Roasting and Calcination

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