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Question

Alcohols containing two hydroxyl groups are known as ____________ .
  1. alkanediols
  2. both A and B
  3. glycols
  4. dialcohol

A
alkanediols
B
dialcohol
C
both A and B
D
glycols
Solution
Verified by Toppr

It has two hydroxyl group called glycols or ethanediol.
The ethanediol name is derived from IUPAC name system in which dihydric alcohols are written as alkanediol.

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