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JEE Main2012ChemistryGeneral Principles and Processes of Isolation of MetalsActual

The substance used as froth stabilisers in forth-floatation process is

Options

  1. APotassium ethyl xanthate
  2. BAniline
  3. CSodium cyanide
  4. DCopper sulphate

Correct answer

B. Aniline

Step-by-step solution

Froth stabilizers cresols, aniline are added to stabilize the froth and enhance the nonwettability of the mineral particles.

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