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Which of the following is not a permissi...

Which of the following is not a permissible resonating form?

A

`H_(2)overset(o+)C-underset(CH_(3))underset(||)overset(* *)N-overset(Ɵ)O`

B

`CH_(2)=underset(CH_(3))underset(|)overset(o+)N-overset(Ɵ)O`

C

`CH_(2)=underset(CH_(3))underset(|)overset(o+)N=O`

D

`overset(Ɵ)CH_(2)-underset(CH_(3))underset(|)overset(o+)N=O`

Text Solution

Verified by Experts

The correct Answer is:
C

Octet of N cannot accmmodate `10e^(-)`
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HIMANSHU PANDEY-GENERAL ORGANIC CHEMISTRY-Level 2 (Q.1 To Q.25)
  1. In which of the following pairs is the sturcture on the right major re...

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  2. In which of the following pairs of resonance contributors is the sturc...

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  3. Examine the following resonating structures of formic acid and arrange...

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  4. Which of the following compounds will not show resonance?

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  5. Which of the following compounds will exhibit d-orbital resonance?

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  6. Which of the following represents resonating structure of

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  7. Which of the following is not a permissible resonating form?

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  8. Less contributing structure of nitroethene is :

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  9. Which will be the least stable resonating structure?

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  10. Which will be the least stable resonating structure?

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  11. Which of the following pairs of structures is not a pair of resonating...

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  12. Which of the following pairs of strutures does not represent resonatin...

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  13. The most stable resonating structure of p-nitrosonitrobenzene is :

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  14. Which of the following molecules has longest C=C strenght?

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  15. The decreasing order of bond length of C=C in the following compounds ...

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  16. In which of the following molecules all the effects namely inductive, ...

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  17. There are three canonical structures of naphthalene. Examine them and ...

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  18. Among these compounds the correct order of C-N bond length is :

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  19. C(1)-C(2) bond is shortest in :

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  20. Among the following three canonical sturetures what would be their rel...

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