NEET Chemistry Surface Chemistry Questions Solved


When dilute aqueous solution of AgNO3 (excess) is added to KI solution, positively charged sol particles of AgI are formed due to adsorption of ion:

(a)K+

(b)Ag+

(c)I-

(d)NO3-

(b) Sol particles possess the tendency to absorb preferentially the common ion present in solution e.g., fog, mist, cloud.

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