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Aldehydes, Ketones and Carboxylic Acids
Question
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What is meant by the following terms? Give an example of the reaction in each case.
Hemiacetal

Answer

Hemi-acetal: It is formed by the reaction of aldehyde with one mole of alcohol. It contains both alcohol and alkoxy group e.g.,

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Some More Questions From Aldehydes, Ketones and Carboxylic Acids Chapter

Write the structures of the following compounds.
Di-sec-butyl ketone

Write the structures of the following compounds.
4-fluoro acetophenone.

Write the structures of the following reactions:

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: