question_answer

Hoope's process is used in the refining of

A)  \[Al\]                                   

B)  \[Zn\]

C)  \[Ag\]                                 

D)  \[Cu\]

Correct Answer: A

Solution :

Purification of \[Al\] is done by Hoope's process. Purification of \[Al\] Cathode Top layer of pure \[Al\] Anode Bottom layer of impure \[Al\] Electrolyte Mixture of fused \[Al{{F}_{3}},\] \[NaF,\]\[Ca{{F}_{2}}\](middle layer)