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Synthetic Dyes

The colour of...

Question

The colour of dye formed in the reaction between benzene diazonium chloride and phenol is:

A

yellow

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B

orange

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C

purple

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D

blue

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Solution

The correct option is B orange
In alkaline medium, benzene diazonium chloride and phenol react to form p-hydroxy azobenzene which is an orange dye.

Option B is correct.

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