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Haloalkanes And Haloarenes

Question
CBSEENCH12010772
Wired Faculty App

Arrange the carbanions left parenthesis CH subscript 3 right parenthesis subscript 3 comma space straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 space comma thin space straight C with minus on top Cl subscript 3 comma space left parenthesis CH subscript 3 right parenthesis subscript 2 space straight C with minus on top straight H  in order of their decreasing stability 

  • straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 space greater than space straight C with minus on top Cl subscript 3 space greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H
  • thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H greater than space straight C with minus on top Cl subscript 3 space greater than straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space
  • space straight C with minus on top Cl subscript 3 space greater than straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space
  • thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space greater than space straight C with minus on top Cl subscript 3 space greater than straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2

Solution

C.

space straight C with minus on top Cl subscript 3 space greater than straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space

Due to the –I effect of three chlorine atoms and due to pπ - dπ bonding CCl3− is extra stable.Carbanion follow stability order  space straight C with minus on top Cl subscript 3 space greater than straight C subscript 6 straight H subscript 5 straight C with minus on top straight H subscript 2 greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 2 straight C with minus on top straight H greater than thin space left parenthesis CH subscript 3 right parenthesis subscript 3 straight C with minus on top space

Some More Questions From Haloalkanes and Haloarenes Chapter

Write structures of the following compounds:
4-tert-Butyl-3-iodohaptane

Write structures of the following compounds:
1, 4-Dibromo but-2-ene

Write structures of the following compounds:
1-Bromo-4-sec butyl-2-methyl benzene.

Why is sulphuric acid not used during the reaction of alcohols with KI?

Write structures of different dihalogen derivatives of propane.

Among the isomeric alkanes of molecular formula C5H12, identify the one that on photochemical chlorination yields:

i) A single monochloride.

Among the isomeric alkanes of molecular formula C5H12, identify the one that on photochemical chlorination yields:

i)Three isomeric monochlorides.

Among the isomeric alkanes of molecular formula C5H12, identify the one that on photochemical chlorination yields:
Four isomeric monochlorides.

Draw the structures of major monohalo products in each of the following reactions:

Draw the structures of major monohalo products in each of the following reactions:

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