Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
(a) Name a lustrous non-metal.
(b) Name a non-metal which exists as a liquid at room temperature.
(c) The allotropic form of a non-metal is a good conductor of electricity. Name the allotrope.
(d) Name a non-metal which is known to form the largest number of compounds.
(e) Name a non-metal other than carbon which shows allotropy.
(f) Name a non-metal which is required for combustion.
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a) Iodine is a lustrous non-metal.
b) Bromine is liquid at room temperature
c) Graphite is an allotropic form of Carbon (non-metal), which is a good conductor of electricity.
d) Carbon is a non-metal which can form the largest number of compounds.
e) Sulphur and Phosphorous are the non-metals which show allotropy.
f) Oxygen is a non-metal which is required for combustion.
