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Alcohol Phenols and Ethers question

2004 · Q116
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Alcohol Phenols and Ethers question

2004 · Q116

NEETChemistryAlcohol Phenols and EthersMCQ+4 / −1
Which one of the following will not form a yellow precipitate on heating with an alkaline solution of iodine?
  1. A
    CH3CH(OH)CH3
  2. B
    CH3CH2CH(OH)CH3
  3. C
    CH3OH
  4. D
    CH3CH2OH
View written solutionFree

Correct answer: C

Formation of a yellow precipitate on heating a compound with an alkaline solution of iodine is known as iodoform reaction. Methyl alcohol does not respond to this test. Iodoform test is exhibited by ethyl alcohol, acetaldehyde, acetone, methyl ketones and those alcohols which possess CH3CH(OH) – group.

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