Haloalkanes and Haloarenes

Question

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Which alkyl halide from the following pair is chiral and undergoes faster S_N2 reaction?

Answer

Among the given pair of compounds, alkyl halide (b) has a chiral centre.

The alkyl halide (a) does not contain a chiral centre and it also gives faster S_N2 reaction as S_N2 is more favourable in primary alkyl halides.

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Some More Questions From Haloalkanes and Haloarenes Chapter

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:

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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