During the electrolysis of copper sulphate, gas is liberated at anode?
i. chlorine
ii. hydrogen
iii. oxygen
iv. sulphure
Answers
Answered by
1
Answer:
At anode oxidation of H
2
O occurs since the oxidation potential of H
2
O is greater than the oxidation potential of SO
4
2−
ion.
Bubbles of gas (oxygen) are formed at the anode.
Cathode reaction: Cu
2+
(aq)+2e
−
→Cu(s)
Anode reaction: 2H
2
O(l)→O
2
(g)+4H
+
(aq)+4e
−
Explanation:
hope you are satisfied with the answer
Answered by
0
Answer:
At anode oxidation of H
2
O occurs since the oxidation potential of H
2
O is greater than the oxidation potential of SO
4
2−
ion.
Bubbles of gas (oxygen) are formed at the anode.
Cathode reaction: Cu
2+
(aq)+2e
−
→Cu(s)
Anode reaction: 2H
2
O(l)→O
2
(g)+4H
+
(aq)+4e
−
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