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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2020 · Paper I, General Studies · Q82 of 120

Geo-Scientist Prelims 2020 General Studies Q82: Which one of the following has the similar physical state with…

QuestionChemistry / halogens

Which one of the following has the similar physical state with water at room temperature?

  1. (a) Iodine
  2. (b) Bromine
  3. (c) Chlorine
  4. (d) Fluorine

Answer: (b) Bromine

At room temperature bromine is a liquid (like water). F₂ and Cl₂ are gases; I₂ is a solid. Remember: Br₂ and Hg are the only elements liquid at room temperature.

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