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The colloidal solutions of gold prepared by different methods have different colours. Why?

Posted by Aashi Singh 4 years, 5 months ago

CBSE > Class 12 > Chemistry

1 answers

Gaurav Seth 4 years, 5 months ago

Colloidal solutions of gold prepared by different methods are of different colours because of different diameters of colloidal gold particles. The colour of colloidal solutions depends upon the size of the colloidal particles.

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