name the cashier means that remains as a spectator ion is the solution on an action of nickel II sulphate
Answers
Answered by
1
Answer:
hvkkvchdkyxyiyxxiy
Explanation:
nvvk
Answered by
0
Answer:
Correct option is
A
Ni
2+
Reaction at cathode (Reduction) Reaction at Anode (Oxidation)
Ions at cathode : Ni
2+
,H
+
Preferential discharge of Ni
2+
ions takes place.
Ni
2+
(aq)+2e
−
→Ni
0
(s)
Nickel metal deposits on the article. i.e. nail. Ions at anode : SO
4
2−
,OH
−
Ni
0
(s)−2e
−
→Ni
2+
(aq)
Ni
2+
ions are formed at anode.
None of the above ions discharge at anode ; instead Ni atoms of the anode lose electrons to form Ni
2+
ions.
Similar questions