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In the Cannizzaro reaction given below: ...

In the Cannizzaro reaction given below:
`2Ph-CHO overset(overset(Θ)OH)rarrPh-CH_(2)OH+PhCO_(2)^(-)` the slowest step is:

A

the attack of `OH^(o+)` at the carbonyl group

B

the transfer of hydride to the carbonyl group

C

the abstraction of proton from the carboxylic acid

D

the deprotonation of `Ph-CH_(2)OH`

Text Solution

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The correct Answer is:
B
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ALLEN-ALKENE, ALKANE & ALKYNE -EXERCISE-5[B]
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  3. In the Cannizzaro reaction given below: 2Ph-CHO overset(overset(Θ)OH...

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  4. Which of the following will give yellow precipitate with I(2)//NaOH-

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  5. Among the given compounds, the most susceptible to nucleophilic attack...

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  6. In a Cannizaro reaction the intermediate that will be the best hydride...

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  7. CH(3)CHO+H(2)NHOrarrCH(3)-CH=N-OH The above reaction occurs at

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  8. Among the following compounds , which will react with acetone to give ...

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  9. The product (s) via - oxymercuration (HgSO(4)+H(2)SO(4)) of 1- butyne...

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  10. Which of the following will not undergo aldol condensation-

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  11. Which of the following will react with water?

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  12. The enol form of acetone after treatment with D(2)O gives:

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  13. Which of the following has the most acidic hydrogen ?

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  14. The appropriate reagent for the following transformation is

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  16. A mixture of benzaldehyde and formaldehyde on heating with aqueous NaO...

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  17. Compound 'A' (molecular formula C(3)H(8)O) is treated with acidified p...

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  18. Any one of the product formed is :

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  19. The product of acid hydrolysis of P and Q can be distinguished by

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  20. 2-Butanone is best converted to propanoic acid by

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