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In the preparation of \mathrm{Agl} sol, \mathrm{AgNO}_{3} is added to excess of potassium iodide solution. The particles of the sol will acquire:

Option: 1

Negative charge


Option: 2

Positive charge


Option: 3

No charge


Option: 4

Unpredictable


Answers (1)

best_answer

Concentration of \mathrm{I}^{-} ion is much larger than \mathrm{Ag}^{+}.

\therefore \, \mathrm{I}^{-}is adsorbed on \mathrm{Agl } solution \Rightarrowforming negative solution. 

Posted by

Irshad Anwar

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