Chemistry - GOC Question with Solution | TestHub

ChemistryGOCRESONANCE AND MESOMERIC EFFECTHard2 minQB

ChemistryHardsingle choice

Structural formulas (A) to (F) of species with the formula HNCO (isocyanic acid, its contributors and its isomers) are given below.

Which structure contains a positively charged oxygen ?

resonance structures HNCO

Answer:

Solution:

Only B has $O^{+}$ (the $C \equiv O^{+}$ group). C, D and F have $O^{-}$ and A and E have neutral oxygen.

Stream:JEESubject:ChemistryTopic:GOCSubtopic:RESONANCE AND MESOMERIC EFFECT

⏱ 2mℹ️ Source: QB

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