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Question

Non metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are colour.

Name a non - metal which exists as a liquid at room temperature.
  1. Sulphur
  2. Bromine
  3. Iodine
  4. Chlorine

A
Bromine
B
Chlorine
C
Sulphur
D
Iodine
Solution
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The only non-metal that is liquid at room temperature and normal pressure is a halogen called Bromine. At room temperature, it is a reddish-brown fuming liquid with the unpleasant chlorine-like smell. This is responsible for its name, which comes from the Greek word bromos, meaning stench.

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