Question

Copper has to be separated from a mixture of copper turnings and iron filings.an easy method to separate them is by
(a) using magnet
(b) using a solvent that dissolve only iron
(c) using a filter
(d) using a solvent that dissolve only copper

Answer 1

To separate iron filings from copper wire,moving a magnet over the mixture is technique simply used.

Answer 2

By using a magnet.

The magnet when placed in the mixture containing the iron fillings and the copper mixture, The iron fillings gets attracted over the magnet and then the copper mixture is separated from the iron content.