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NTA Abhyas NEET2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

In which of the following minerals, Al is not present?

Options

  1. ACryolite
  2. BMica
  3. CFeldspar
  4. DFluorspar

Correct answer

D. Fluorspar

Step-by-step solution

Aluminium is not present in Fluorspar. Cryolite: N a 3 A l F 6 Mica: K A l S i 3 O 10 ( O H ) 2 Feldspar: K A l S i 3 O 8 Fluorspar: C a F 2 .

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