Home Chemistry General Organic Chemistry Resonance HNCO (isocyanic acid) has following resonati…
Chemistry General Organic Chemistry Resonance Single Correct MCQ
Published on: August 13, 2026

HNCO (isocyanic acid) has following resonating structures :

The order of stablity is :

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

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The correct answer is:
A

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