Uses of metals and non metals

This non metal is liquid at room temperature

• Chlorine

• Bromine

• Nitrogen

• Oxygen

This metal is used in thermometers

• Mercury

• Silver

• Gold

• Aluminium

A non metal used in manufacture of fireworks and in the match industry.

• Sulphur

• Nitrogen

• Phosphorus

• Chlorine

A metal used in fabricating parts of aeroplanes

(a)  

Liquid (a)   is used as a refigerant.

A non metal used in vulcanisation of rubber.

(a)  

A non metal used as an antiseptic .

• Iodine

• Fluorine

• Hydrogen

• Carbon

Diamond and Graphite are different forms of ________

• Sodium

• Coal

• Carbon

• metals

Which of the following elements is used in pencil lead?

• Graphite

• Sulphur

• Calcium

• Copper