Question

Scrap metal often consists of a mixture of aluminum, iron, chromium and copper. After
removing the iron magnetically, the aluminum is removed from other metals by a physical
rather than a chemical method. What property of aluminum enables it to be separated in
this way?
a. It has a low density
b. It has a low melting point
c. It is a poor conductor of electricity
d. It is non magnetic​

Answer 1

Answer:

C . It is a poor conductor of electricity