Multiple choice

A compound that gives positive iodoform test is

  1. 1 - pentanol

  2. 2 - pentanone

  3. 3 - pentanone

  4. pentanal

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

2-pentanone (CH3CO(CH2)2CH3) gives a positive iodoform test because it contains the CH3CO- group (methyl ketone). 1-pentanol lacks a carbonyl, 3-pentanone has no methyl group attached to carbonyl, and pentanal is an aldehyde.

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