Home Chemistry Chemistry In Every Day Life ( Not In Syllabus ) Dyes and Pigment Which of the following is a vat dye and ofte…
Chemistry Chemistry In Every Day Life ( Not In Syllabus ) Dyes and Pigment Single Correct MCQ
Published on: August 14, 2026

Which of the following is a vat dye and often used in dyeing jeans

A
Indigo
B
Alizarin
C
Picric acid
D
Crystal violet

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Text Solution

Verified by Experts
The correct answer is:
A

Vat dyes are insoluble compounds which up on reduction give soluble (lencoform) product. The product may be either coloured or colourless and have affinity for specific fabrics e.g. Indigo.

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