Question

Among these canonical structures, the correct order of stability is

• A. I > II > III
• B. III > II > I
• C. I > III > II
• D. II > I > III

Answer 1

Answer: (C)

$\text{I}>\text{III}>\text{II}$

Neutral molecule is more stable than changed. -ve charge stable at more stable electronegative atom and the charge stable at more electropositive atom and positive charge is stable on electronegative atom if its octet is complete.