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Match items of Column I with the items of Column II
Match items of Column I with the items of Column II
CBSE | Chemistry | Class 12 | Exercise 1 | General Principles and Processes of Isolation of Elements | NCERT Exemplar
Match items of Column I with the items of Column II
Column I Column II
(A) Cyanide process (1) Ultrapure Ge
(B) Froth Floatation Process (2) Dressing of ZnS
(C) Electrolytic reduction (3) Extraction of Al
(D) Zone refining (4) Extraction of Au
  (5) Purification of Ni

 

Column I Column II
(A) Cyanide process (4) Extraction of Au
(B) Froth Floatation Process (2) Dressing of ZnS
(C) Electrolytic reduction (3) Extraction of Al
(D) Zone refining (1) Ultrapure Ge

 

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