Question

Ozonolysis of an organic compound gives formaldehyde as one of the products. This confirms the presence of :

• A. A vinyl group
• B. Two ethylenic double bonds
• C. An isopropyl group
• D. An acetylenic triple bonds

Answer 1

The correct option is A A vinyl group

Try recalling Ozonolysis reaction

Ozonolysis: Alkene on reactions with ozone gives alkene ozonide which on boiling with water gives different products depending upon the reagent used.


Therefore,

$OH$
$|||$
$H_{2}C=CH-R\stackrel{ozonolysis}{\to }H-C-H+O=C-R$