Advertisements
Advertisements
प्रश्न
Write the mechanism of the following reaction :

Advertisements
उत्तर १
Primary alcohols such as ethanol react by SN2 mechanism with halogen acid such as HBr as follows:

उत्तर २
This is a nucleophilic substitution reaction. It follows SN2 mechanism. The mechanism is as follows:
1) Protonation of hydroxyl group to make it a good leaving group.
2) Displacement of water molecule by bromide ion to form alkyl bromide.

APPEARS IN
संबंधित प्रश्न
Give the equation of the following reaction:
Treating phenol with chloroform in the presence of aqueous NaOH.
The process of converting alkyl halides into alcohols involves ______.
Alcohols react with active metals e.g. Na, K etc. to give corresponding alkoxides. Write down the decreasing order of reactivity of sodium metal towards primary, secondary and tertiary alcohols.
Why is the C – O – H bond angle in alcohols slightly less than the tetrahedral angle whereas the C – O – C bond angle in ether is slightly greater?
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
