During electrolysis of aluminium oxide the product at the cathode undergoes:- a)reduction b)oxidation c)both (a) and (b) d)no reaction takes place please give reason

Asked by sumandeesinghrana | 12th Oct, 2010, 03:11: PM

Expert Answer:

Dear Student
The answer is (a) Reduction
As aluminium ions  take electron and form aluminium

[Reduction is gain of electrons and oxidation is lose of electrons]

Al3+ + 3e- -------> Al
We Hope that clarifies your query
With best regards,

Answered by  | 12th Oct, 2010, 06:45: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.