From the given resonating structures, choose the least stable structure:

I

No worries! We‘ve got your back. Try BYJU‘S free classes today!

I I

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

I I I

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Cannot determine the stability from the given structures

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $I I$
Structure I and III have the highest number of covalent bonds, so there more stable than structure II.
Between structure I and III
Structure III has no formal charges and hence is the most stable.
The correct stability order is :
$I I I > I > I I$

Suggest Corrections