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 I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2023 · Paper I, General Studies · Q91 of 120

Geo-Scientist Prelims 2023 General Studies Q91: Which one of the following products is formed by the oxidation of…

QuestionOrganic chemistry / phenols

Which one of the following products is formed by the oxidation of phenol with chromic acid?

UPSC Combined Geo-Scientist Prelims 2023 Paper I (General Studies), Q91: answer options as printed
  1. (a) Cyclohexa-2,5-dienone (one C=O, ring CH₂ at para position)
  2. (b) p-Benzoquinone (cyclohexa-2,5-diene-1,4-dione)
  3. (c) Benzoic acid
  4. (d) Diphenyl peroxide (Ph–O–O–Ph)

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