Question

2-Pentanone can be distinguished from 3- pentanone by which of the reagents below?

• A. 2,4-Dinitrophenyl hydrazine
• B. Tollen's reagent
• C. $I_2$ and dilute $NaOH$
• D. $H_{2}NOH$

Answer 1

The correct option is C $I_2$ and dilute $NaOH$

2-Pentanone will give iodoform test while 3-pentanone will not.