Which method is appropriate for separating a mixture of iron and aluminum?

A.

using a magnet

B.

distillation

C.

evaporation

D.

observing different densities

The method which is appropriate for separating a mixture of iron and aluminum is A. using a magnet.

This is because aluminum does not have magnetic properties (thus it will be unaffected by the magnet), so it is easy to sort out all iron from the mixture using a magnet.