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NTA Abhyas JEE Main2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

Which one of the following ores is best concentrated by froth floatation method?

Options

  1. AGalena
  2. BMalachite
  3. CMagnetite
  4. DSiderite

Correct answer

A. Galena

Step-by-step solution

Froth floatation method is used for concentration of sulphide ores. G a l e n a → P b S Malachite is Cu 2 CO 3 2 OH 2 Magnetite is Fe 3 O 4 Siderite is Fe CO 3

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