Draw a neat labelled diagram.

Magnetic separation method.

Draw a neat labelled diagram.

Froth floatation method.

Draw a neat labelled diagram.

Electrolytic reduction of alumina.

Draw a neat labelled diagram.

Hydraulic separation method.

Write the chemical equation for the following events.

Aluminium came in contact with air.

Write the chemical equation for the following events.

Iron filings are dropped in an aqueous solution of copper sulfate.

Write the chemical equation for the following events.

A reaction was brought about between ferric oxide and aluminum.

Write the chemical equation for the following events.

Electrolysis of alumina is done.

Write the chemical equation for the following events.

Zinc oxide is dissolved in dilute hydrochloric acid.