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UPSC Combined Geo-Scientist

Chemist

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

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2021 · Paper II, Chemistry · Q44 of 120

Geo-Scientist Prelims 2021 Chemistry Q44: The temperature at which the average velocity of Nitrogen (N₂) is…

QuestionGaseous state / molecular speeds

The temperature at which the average velocity of Nitrogen (N₂) is equal to that of Oxygen (O₂) at 320 K is:
(M.W. of N₂ = 28 g mol⁻¹ and M.W. of O₂ = 32 g mol⁻¹)

  1. (a) 365.68 K
  2. (b) 280 K
  3. (c) 225 K
  4. (d) 300 K

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