Answers

2016-02-26T20:17:17+05:30
Colord substances gnrlly cntain grps of atoms, calld chromophores

A bleaching powder can whiten or decolorize a substance by reacting with the chromophores that are responsible 4 the color of the substance. Dpnding on the nature of the chromophores, the bleaching agnt will either be an oxidizing or reducing agent


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