A sol of AgI is prepared by mixing equal volumes of 0.1 M $AgNO_3$ and 0.2 M KI. Which of the following statements is correct?

Question

The obtained sol is a positive sol with $K^+$ adsorbed on AgI.

The obtained sol is a negative sol with $I^-$ adsorbed on AgI.

The obtained sol is a negative sol with $NO_3^-$ adsorbed on AgI.

The obtained sol is a positive sol with $Ag^+$ adsorbed on AgI.

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