The common negatively charged colloids are given below:
As2S3 sol,
Sb2S3 sol,
CdS sol,
Au sol,
Cu sol,
Ag sol
And acid dyes like
congo red.
Salicylic acid is a stronger acid than benzoic acid. It is due to the fact that in salicylate ion (conjugate base of salicylic acid) intram...
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