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6-2.Equilibrium-II (Ionic Equilibrium)
medium
$Mg{(OH)_2}$ ની જલીય દ્રાવણમાં દ્રાવ્યતા $x$ હોય, તો તેનો $K_{sp}$ ......... થશે.
A
$4{x^3}$
B
$108{x^5}$
C
$27{x^4}$
D
$9x$
(AIEEE-2002)
Solution
(a) $Mg{(OH)_2}⇌\mathop {M{g^{ + 2 }}}\limits_{(X)\,\,\,} + \mathop {2O{H^ – }}\limits_{{{(2X)}^2}} $
${K_{sp}} = 4{X^3}$
Standard 11
Chemistry