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consider the structures of the following...

consider the structures of the following two molecules :
`X : F_(2)C=C=CF_(2)`
`Y : F_(2)B-C-=C-BF_(2)`
In which of these two it is impossible for all the four F-atoms to lie in the same plane ?

A

X

B

Y

C

Both X and Y

D

None of these

Text Solution

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The correct Answer is:
A
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OP TANDON-HALOALKANES AND HALOARENES -Objective Questions Lavel -B
  1. Detection of chlorine is possible without preparing sodium extract in ...

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  2. Dehydrohalogenation by strong base is slowest in :

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  3. consider the structures of the following two molecules : X : F(2)C=C...

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  4. Which of the following is least reactive towards nucleophilic substit...

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  5. water (through S(N^(2)) reaction mechanism) then sterochemistry of pro...

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  6. Which of the following is known as freon which is used as a refrigeran...

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  7. In which of the following reactions an otically active single product ...

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  8. Which of the following will give acetophenone as a product ?

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  9. Most reactive alkyl halide towards E2 mechanism is :

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  10. Which of the following compounds is the most likeyl to undergo a bimo...

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  11. The major product obtained in the reaction

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  12. The reaction H(2)C=CH-CH(3)+CI(2) overset(673K)(to) H(2)C=CH-CH(2)C...

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  13. Iodoform si used as an:

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  14. The trade name of trichloroethylene is :

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  15. In the reaction : R-Br+CI^(-) to R -CI+Br^(-) The rates of react...

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  16. Arrange the following compounds in the decreasing order of the boiling...

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  17. In the reaction , CH(3)-underset(Br)underset(|)(CH)-CH(3)overset(alc...

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  18. C Cl4 is used as fire extinguisher because :

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  19. The correct of reactivity of alkyl halides for S(N^(1)) reaction is :

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  20. Match List I with List II and select the correct answer using the co...

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