Statement (A) : Difference in the energy between hybrid and the most stable resonance structures is called resonance energy.
Statement (B) : are canonical structures.
Statement (C) : ${CO}_{3}^{- 2}$ ion exhibits resonance phenomenon.

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All the statement A, B and C are correct

All the statement A, B and C are incorrect

A, B are correct and C is incorrect

A, B are incorrect and C is correct

answer is A.

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Detailed Solution

Definition of resonance energy: The difference in the energy between hybrid and the most stable resonance structure is called resonance energy.

Resonance structures of Benzene:

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Resonance structures are also called canonical structures.

Resonance structures of carbonate ( ${CO}_{3}^{- 2}$ ) ion:

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So, ${CO}_{3}^{- 2}$ ion exhibits resonance phenomenon.

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