VKC ScienceChemistry for written exams Telegram

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 · Q50 of 120

Geo-Scientist Prelims 2021 Chemistry Q50: Consider the following first order elementary reaction: The…

QuestionChemical kinetics / reversible reactions

Consider the following first order elementary reaction:
The half-life period of the forward reaction is 10 min. and that of the backward reaction is 1 min. What is the value of equilibrium constant for the above reaction?

UPSC Combined Geo-Scientist Prelims 2021 Paper II (Chemistry), Q50: figure printed with the question
  1. (a) 0.693
  2. (b) 0.0693
  3. (c) 0.10
  4. (d) 10.0

Part of VKC Basic

Read the answer and its explanation with VKC Basic

VKC Basic (₹999 for 6 months) opens every solved answer, the notes, the handbook and the daily answer archive. Every Mains test series includes it.

See what is included Already a member? Sign in

Take this paper offlineAll 120 questions with answers and explanations in one PDF.
Download PDFJoin Telegram