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NTA Abhyas NEET2020ChemistryGeneral Principles and Processes of Isolation of MetalsPractice

Match List I with List II List-I List-II a Cyanide process 1 Ultrapure Ge b Floatation process 2 Pine oil c Electrolytic reduction 3 Extraction of Al d Zone refining 4 Extraction of Au

Options

  1. Aa - 3 ; b - 1 ; c - 4 ; d - 2
  2. Ba - 4 ; b - 2 ; c - 3 ; d - 1
  3. Ca - 3 ; b - 2 ; c - 4 ; d - 1
  4. Da - 4 ; b - 1 ; c - 3 ; d - 2

Correct answer

B. a - 4 ; b - 2 ; c - 3 ; d - 1

Step-by-step solution

Cyanide process is used for A g & A u zone refining is to get ultrapure Ge, Electrolytic reduction is used for extraction of Al.

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