Which of the following is a non-metal that remains liquid at room temperature ?

1.Bromine

2.Chlorine

3.Helium

4.Phosphorus

1 . Bromine

  • Bromine is a synthetic component with symbol Br and nuclear number 35.
  • It is the third-lightest halogen, and is a fuming red-brown fluid at room temperature that dissipates promptly to frame a comparably shaded gas.
  • In this properties are intermediate between those of chlorine and iodine.

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