6-2.Equilibrium-II (Ionic Equilibrium)
medium

यदि $25\,^oC$ पर $AgI$ का विलेयता गुणनफल $1.0 \times {10^{ - 16}}$ मोल$^2$ लीटर$^{ - 2}$ है, तो ${10^{ - 4}}\,N$ $KI$ विलयन में ${25\,^o}C$ पर $AgI$ की विलेयता मोल लीटर$^{ - 1}$ में लगभग होगी

A

$1.0 \times {10^{ - 8}}$

B

$1.0 \times {10^{ - 16}}$

C

$1.0 \times {10^{ - 12}}$

D

$1.0 \times {10^{ - 10}}$

(AIPMT-2003)

Solution

(c) $AgI$ $ \rightleftharpoons $ $\mathop {A{g^ + }}\limits_{(s)} + \mathop {{I^ – }}\limits_{(s)\,\,} $; ${K_{sp}} = {S^2} = {10^{ – 4}} \times S$

$S = \frac{{1.0 \times {{10}^{ – 16}}}}{{{{10}^{ – 4}}}} = 1 \times {10^{ – 12}}\frac{{mo{l^2}}}{{{l^2}}}$

Standard 11
Chemistry

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