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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 · Q87 of 120

Geo-Scientist Prelims 2021 Chemistry Q87: The correct order of stability of the following carbocations is:

QuestionReactive intermediates / carbocation stability

The correct order of stability of the following carbocations is:

UPSC Combined Geo-Scientist Prelims 2021 Paper II (Chemistry), Q87: figure printed with the question
  1. (a) II > IV > I > III
  2. (b) I > II > III > IV
  3. (c) II > I > IV > III
  4. (d) I > III > II > IV

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