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NTA Abhyas NEET2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

Roasting is carried out to: I . sulphide is converted to oxide. I I . Remove water of hydration. I I I . Melt the ore. I V . Remove arsenic and Sulphur impurities. of these statements

Options

  1. AI, II & III are correct
  2. BI, III & IV are correct
  3. CI, II & IV are correct
  4. DII, III & IV are correct

Correct answer

C. I, II & IV are correct

Step-by-step solution

Roasting is heating ore with oxygen it is used to Convert sulphide to oxide, remove moisture and volatile impurity.

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