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The number of hyperconjugable hydrogen a...

The number of hyperconjugable hydrogen atoms of following species are respectively :

A

3, 5, 9, 8

B

3, 5, 9, 5

C

5, 5, 3, 5

D

5, 2, 6, 5

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The correct Answer is:
B
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RESONANCE ENGLISH-GENERAL ORGANIC CHEMISTRY-I-PRACTICE TEST-1
  1. The decreasing order of electron density on the ring is :

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  2. Hyperconjugation observed in

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  3. The number of hyperconjugable hydrogen atoms of following species are...

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  4. In the following sets of resonating structure, lable the major contrib...

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  5. In which of the following C=C bond length is minimum?

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  6. Which of the following compounds is not aromatic ?

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  7. Which compound has least e^(-) density in benzene ring

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  8. The order of heat of hydrogenation in following compounds is:

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  9. Resonance stabilized cation is:

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  10. In HCOO^(-) , the two carbon- oxygen bonds to be of equal length. What...

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  11. Compare C-N bond length in the following :

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  12. Which of the following is false for order of -l effect :

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  13. underset("x")(H-N=C=O)harrunderset("y")(H-overset(o+)N-=C-overset(Thet...

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  14. would be :

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  15. Number of delocalized e^(-) pairs in squaric acid and dianion of squar...

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  16. Which of the following benzene ring has greater electron density than ...

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  17. Which of the following has the miximum number of resonating structure ...

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  18. Among the following the aromatic compound is

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  19. overset(Theta)overset(..)CH(2)-underset(O)underset(||)C-CH(3) and CH(2...

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  20. Which is not stable

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