Question

Aluminium cannot be obtained by reduction of its oxide with Coke

Answer 1

aluminium oxide is ionic in nature. it forms a very strong bond .aluminium is stronger than coke and has stronger affinity on oxygen than on coke.

Answer 2

Answer:

Aluminum is placed higher to carbon in electrochemical series. It indicates that Aluminum is stronger reducing agent than carbon. So carbon can not be used to reduce Aluminum from Aluminum Oxide.