Question

what is notro dyes.g ive

Answer 1

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here is u r answer !!

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these are the polynitro derivative of phenol where nitro group acts as a chromophore and hydroxyl group as a auxochrome.

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Answer 2

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HERE IS YOUR ANSWER,


> These are the aromatic compounds whose color results from the presence of nitro groups, NO2, and hydroxy and imino groups, OH and NHR (R is an alkyl or aryl group).

> Example :

1) Napthol yellow S

2) Mordant green 4.


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