Navigate

For making distinction between 2-pentanone and 3-pentanone the reagent to be

For making distinction between 2-pentanone and 3-pentanone the reagent to be employed is

Options

(a) K₂Cr₂O₇/H₂SO₄
(b) Zn-Hg / HCl
(c) SeO₂
(d) iodine/NaOH

Correct Answer:

iodine/NaOH

Explanation:

Due to the presence of active keto-methyl group, 2-pentanone will respond to iodoform test, but 3-pentanone does not.

WB2009
admin:

Related Questions

  1. Which of the following is the lightest metal
  2. 20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide
  3. In acidic medium, H₂O₂ changes Cr₂O₇²⁻ to CrO₅ which has two
  4. Which is the correct order of increasing energy of the listed orbitals in the atom
  5. Which of the following statement is false for an isothermal expansion