Indigo belongs to the class ofA. Mordant dyesB. Vat dyeC. Direct dyeD.

1.	Indigo belongs to the class ofA. Mordant dyesB. Vat dyeC. Direct dyeD. Disperse dye
Answer» Correct Answer - B It is Vat dyes which are insoluble compounds which up on reduction give soluble (Leucoform) product. The product may be either coloured or colourless and have affinity for specific fabrics e.g. Indigo.

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Indigo belongs to the class ofA. Mordant dyesB. Vat dyeC. Direct dyeD. Disperse dye

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