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The electrophile involved in the above r...


The electrophile involved in the above reaction is:

A

dichlorocarbene `(:C Cl_(2))`

B

trichloromethyl anion `(overset(o+)C Cl_(3))`

C

formyl cation `(overset(o+)CHO)`

D

dichloromethyl cation `(overset(o+)CHCl_(2))`

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The correct Answer is:
A
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-5[A]
  1. p-Cresol reacts with chloroform in alkaline medium to give the compoun...

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  2. HBr reacts with overset(CH(2))overset(||)CH-OCH(3) at room temperature...

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  3. The electrophile involved in the above reaction is:

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  4. Which of the following compounds will give tribromo derivative on tre...

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  5. Amongst the following alcohols which would react fastest conc. HCl and...

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  6. The main product of the following reaction is : PhCH(2)CH(OH)CH(CH(...

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  7. Phenol is heated with a solution of mixture of KBr and KBrO(3). The ma...

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  8. Which of the following reagents may by used to distinguish between phe...

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  9. Aspiriin can be prepared by the reaction of:-

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  10. Synthetic polymer bakelite can be prepared from following compounds:-

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  11. Reagent used to convert allyl alcohol to acrolein is :

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  12. An unknown alcohol is treated with the ''Lucas reagent'' to determine ...

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  13. Sodium phenoxide when heated with CO(2) under pressure at 125^@C yiel...

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  14. For which of the following molecule significant mu ne0 ?

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  15. The most suitable reagent for the conversion of R - CH(2) - OHrarr R -...

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  16. Rate of the reaction is fastest when Z is -

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  17. The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is

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  18. The correct order of nucleophilicity among the following is: (I) CH(...

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  19. The increasing order of the rate of HCN addition to compound A-D is ...

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  20. In the following sequence of reactions: CH(3)CH(2)CH(2)OHoverset(P+...

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