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NTA Abhyas NEET2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

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

Options

  1. AMalachite
  2. BMagnetite
  3. CSiderite
  4. DGalena

Correct answer

D. Galena

Step-by-step solution

Froth floatation method is mainly applicable for sulphide ores. (A) Malachite ores: ( C u ( O H ) 2 . C u C O 3 (B) Magnetic ore: F e 3 O 4 (C) Siderite ore: F e C O 3 (D) Galena ore: PbS (Sulphide ore)

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