1. Tardigrade
  2. Question
  3. Chemistry
  4. Find how many of the following compounds will give positive iodoform test? Butan- 2 -ol, 1 -cyclobutylethanol, benzyl alcohol, ethanol, propan- 1 -ol, phenol, propan- 2 -ol, pentan- 3 -ol, methanol, 2 -methylpropan- 1 -ol, butan- 1 -ol, 1 -phenylethanol.

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Q. Find how many of the following compounds will give positive iodoform test?
Butan- $2$ -ol, $1$ -cyclobutylethanol, benzyl alcohol, ethanol, propan- $1$ -ol, phenol, propan- $2$ -ol, pentan- $3$ -ol, methanol, $2$ -methylpropan- $1$ -ol, butan- $1$ -ol,
$1$ -phenylethanol.

NTA AbhyasNTA Abhyas 2022

Solution:

Iodoform test is given by alcohols containing $\left(CH\right)_{3}-CH\left(\right.OH\left.\right)-$ group linked to carbon or hydrogen atom. Thus, butan- $2$ -ol, $1$ -cyclobutylethanol, ethanol, propan- $2$ -ol, $1$ -phenylethanol will give positive iodoform test.