Purification And Characterisation Of Organic Compounds Question 186
Question: When the sample of copper with zinc impurity is to be purified by electrolysis, the appropriate electrodes are
Options:
A) Cathode Anode Pure zinc Pure copper
B) Cathode Anode Impure sample Pure copper
C) Cathode Anode Impure sample Impure sample
D) Cathode Anode Pure copper Impure sample
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Answer:
Correct Answer: D
Solution:
[d] Pure metal always deposits at cathode.
BETA
