Asked in PMC Practice Test 24 (2021) 2021

The alkenes can be formed by alcohols in the presence of _.

Correct answer: B. Acidified K2Cr2O7

  • A. Acidified KMnO4
  • B. Acidified K2Cr2O7
  • C. Acidified CuCl2
  • D. Pyridine

Explanation

Tertiary alcohols are resistant to oxidation .IN the presence of acidified K2CR207 they undergo elimination reaction to give alkene.

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About Alcohols

Alcohols contain a hydroxyl group attached to a saturated carbon atom and are classified as primary, secondary or tertiary. Their nomenclature, hydrogen bonding, acidity, oxidation, dehydration, reaction with sodium and conversion to haloalkanes are covered, along with the distinction between alcohols and phenols, where the hydroxyl group is attached directly to an aromatic ring.

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535 free Alcohols and Phenols MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.

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