Which of the following reaction (s) can be used for the preparation of alkyl halides?

$straight I. space CH subscript 3 CH subscript 2 OH space plus space HCl space rightwards arrow with Anh. ZnCl subscript 2 on top II. space CH subscript 3 CH subscript 2 OH space plus space HCl space rightwards arrow III. space left parenthesis CH subscript 3 right parenthesis subscript 3 COH space plus space HCl space rightwards arrow IV. space left parenthesis CH subscript 3 right parenthesis subscript 2 CHOH space plus space HCl space rightwards arrow with anh. space ZnCl subscript 2 on top$

I, III and IV

I and II

Only IV

III and IV

Solution

I, III and IV

In the equation (I) and (IV) is the presence of Lucas reagent (HCl + anh.ZnCl₂) which on reaction alcohols gives alkyl halides. In equation (III alkyl halides is formed due to S_N1 reaction.

Some More Questions From Haloalkanes and Haloarenes Chapter

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Haloalkanes And Haloarenes

Some More Questions From Haloalkanes and Haloarenes Chapter

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:

Mock Test Series

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Entrance Exams Preparation

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Haloalkanes And Haloarenes

Which of the following reaction (s) can be used for the preparation of alkyl halides? I, III and IV I and II Only IV III and IV

Some More Questions From Haloalkanes and Haloarenes Chapter

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:

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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.