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Standard XII

Chemistry

Solubility Product

Which of the ...

Question

Which of the following salt is most soluble ?

BaCO

_{3};

_{s p}

= 5.1 x 10

^{- 9}

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PbCrO

_{4};

_{s p}

= 2.8 x 10

^{- 13}

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AgCl; K

_{s p}

= 1.8 x 10

^{- 10}

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CaSO

_{4}

; K

_{s p}

= 9.1 x 10

^{- 6}

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ZnC

_{2}

_{4}

; K

_{s p}

= 2.7 x 10

^{- 8}

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Solution

The correct option is D CaSO $_{4}$ ; K $_{s p}$ = 9.1 x 10 $^{- 6}$
$C a S O_{4}, K s p = 9.1 \times 10^{- 6}$ is most soluble as it has maximum value of solubility.
Solubility, $S = \sqrt{K s p}$
For $C a S O_{4}, S = \sqrt{9.1 \times 10^{- 6}} = 0.00302 M$

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Which of the following salt is most soluble ?

The correct option is D CaSO4; Ksp = 9.1 x 10−6 CaSO4, Ksp=9.1×10−6 is most soluble as it has maximum value of solubility.Solubility, S=√KspFor CaSO4,S=√9.1×10−6=0.00302M

The correct option is D CaSO $_{4}$ ; K $_{s p}$ = 9.1 x 10 $^{- 6}$
$C a S O_{4}, K s p = 9.1 \times 10^{- 6}$ is most soluble as it has maximum value of solubility.
Solubility, $S = \sqrt{K s p}$
For $C a S O_{4}, S = \sqrt{9.1 \times 10^{- 6}} = 0.00302 M$