1.

Which of the following statement would be INCORRECT about this compound ? A. All three C-N bond are of same lengthB. `C_1 -N and C_3-N` bonds are of same length but shorter than `C_5-N` bondC. `C_1 -N and C_5-N` bonds are of same length but longer than `C_3-N` bondD. `C_1 -N and C_5-N` bonds are of same length but both longer than `C_3-N` bond

Answer» Correct Answer - A,B,D
Due to steric hinderance of three groups `-NO_2` group go out of the plane with benzene ring and so conjugation of `-NO_2` group with benzene is slightly diminished.So bond length of `C_1-N` & `C_5-N` is more than `C_3-N`


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