Ask Questions, Get Answers


Aluminium oxide may be electrolysed at $1000^{\circ} C$ to furnish aluminium metal (Atomic mass =27 amu; 1 faraday= 96,500 Coulombs). The cathode reaction is <br> $Al^{3+} + 3e^- \to Al^0$ <br> To prepare 5.12 Kg of aluminium metal by this method would require :

( A ) $5.49 \times 10^7$ C of electricity
( B ) $5.49 \times 10^1$ C of electricity
( C ) $5.49 \times 10^4$ C of electricity
( D ) $1.83 \times 10^7$ C of electricity

Please log in or register to answer this question.

Help Clay6 to be free
Clay6 needs your help to survive. We have roughly 7 lakh students visiting us monthly. We want to keep our services free and improve with prompt help and advanced solutions by adding more teachers and infrastructure.

A small donation from you will help us reach that goal faster. Talk to your parents, teachers and school and spread the word about clay6. You can pay online or send a cheque.

Thanks for your support.
Please choose your payment mode to continue
Home Ask Homework Questions