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Which of the following can act as an nuc...

Which of the following can act as an nucleophile ?

A

`BF_3`

B

`FeCl_3`

C

`ZnCl_2`

D

`C_2H_5MgBr`

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The correct Answer is:
D
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MBD PUBLICATION-ORGANIC CHEMISTRY : SOME BASIC PRINCIPLES AND TECHNIQUES-QUESTION TYPE
  1. The strain in bonds of cyclopropane is:

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  2. Which one of the following compound have zero dipole moment ?

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  3. Which of the following can act as an nucleophile ?

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  4. Benzaldoxime exists in how many forms :

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  5. Eclipsed and staggered forms of n-butane are called a pair of:

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  6. Which one of the following compounds is most polar ?

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  7. The least energetic conformation of cyclohexane is:

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  8. The fairly neutral character of CH3OH is changed to which of the follo...

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  9. During debromination of meso-dibromo-butane, the major compound formed...

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  10. The numberof possible enantiomeric pairs that can be produced during m...

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  11. The intermediate during the addition of HCl to propene is:

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  12. Which of the following has zero dipole moment ?

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  13. The ratio of sigma to pi bonds is benzene is :

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  14. A compound having n dissimilar asymmetric centres will have :

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  15. Attacking species in SE reactions for halogenation is:

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  16. An example of an electrophile is:

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  17. Which one is the seniormost functional group in the nomenclature of an...

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  18. The arrangement of atoms that characterises a particular stereoisomer ...

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  19. The effect involving the complete transfer of a shared pair of electro...

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  20. The number of asymmetric carbon atoms in a molecule of glucose is:

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