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Aldehydes, Ketones And Carboxylic Acids

Question
CBSEENCH12010789
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In Cannizzaro reaction given below   2 Ph space CHO space rightwards arrow with colon OH with left parenthesis negative right parenthesis on top on top space PhCH subscript 2 OH space plus space PhC straight O with.. on top subscript 2 superscript left parenthesis negative right parenthesis end superscript spacethe slowest step is

  • The attack of colon straight O with minus on top straight H at the carboxyl group

  • The transfer of hydride to the carbonyl group

  • The abstraction of proton from the carboxylic group

  • The deprotonation of PhCH2OH

Solution

B.

The transfer of hydride to the carbonyl group

Hydride transfer is the slowest step.

Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of products of the following reactions:


    

Arrange the following compounds in increasing order of their boiling points:
CH3CHO, CH3CH2OH, CH3OCH3, CH3CH2CH3.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:    
Ethanal, Propanal, Propanone, Butanone.

Arrange the following compounds in increasing order of their reactivity in nucleophilic addition reactions:    
Benzaldehyde, p-Tolualdehyde, p-Nitrobenzaldehyde, Acetophenone.

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

Predict the products of the following reactions:

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