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Question: Answered & Verified by Expert
Iodoform test is not given by
ChemistryAlcohols Phenols and EthersMHT CETMHT CET 2008
Options:
  • A 2 -pentanone
  • B ethanol
  • C ethanal
  • D 3-pentanone
Solution:
1671 Upvotes Verified Answer
The correct answer is: 3-pentanone
Iodoform test is given by compounds which have

group or

group, Hence, $\quad$ 2-pentanone, $\mathrm{CH}_{3} \mathrm{CHO}$ and $\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}$
give this test. But 3-pentanone $\left(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCH}_{2} \mathrm{CH}_{3}\right)$ does not give iodoform test.

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