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Haloalkanes And Haloarenes

Question

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What is the role of phosphorus in the preparation of ethyl iodide from ethyl alcohol and iodine?

Solution

Phosphorus reacts with iodine to form phosphorus trichloride which then reacts with ethyl alcohol to form ethyl iodide.

3 straight C subscript 2 straight H subscript 5 OH space plus PI subscript 3 space rightwards arrow with space space space space space space space on top 3 straight C subscript 2 straight H subscript 5 straight I space plus straight H subscript 3 PO subscript 3

Some More Questions From Haloalkanes and Haloarenes Chapter

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:

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

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