Give two uses each of the following metals:
(a) Zinc (b) copper (c) Iron (d) Aluminium

Explanation

a)uses of Zinc :
`rarr`Zinc is used in large quantities in batteries
`rarr`Zinc is used for galvanising iron.
`rarr` Zinc is used in manufacturing alloys.
Eg : Brass, German silver.
uses of copper :
`rarr`copper is used in manufacturing of water pipes and steam pipes.
`rarr` copper is used in making wires used in electrical industry.
`rarr`copper is used in manufacturing of alloys.
Eg : Brass, Bronze.
(c) uses of Iron : `rarr` cast iron is used in casting stoves railway sleepers-gutter pipers, toys etc.
`rarr` it is used in manufacturing of wrought iron and steel.
`rarr` wrought iron is used in making anchors , wires bolts chains etc.
(d)uses of Aluminium :
`rarr` Aluminium foils are used as wrappers fpr chacolates.
`rarr` Aluminium is fine dust used in paints and lacquers.
`rarr` Aluminium is used in photo frames.
`rarr` Aluminium is used in extraction of Cr and Mn from their oxides.