Question 56. A sol of AgI is prepared by mixing equal volumes of 0.1 M AgNO3 and 0.2 M KI, which of the following statement is correct?
a. Sol obtained is a positive sol with K+ adsorbed on AgI
b. Sol obtained is a negative sol with I- adsorbed on AgI
c. Sol obtained is a negative sol with NO3- adsorbed on AgI
d. Sol obtained is a positive sol with Ag+ adsorbed on AgI
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Answer:
answer is option B.
Sol obtained is a negative sol with l- adsorbed on AgI
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Sol obtained is a negative sol because of selective adsorption of I- ion from the dispersion medium.
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