Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 36

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Which of the following sparingly soluble salts is most soluble in water, assuming all to have same $K_{sp}$ values?

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Important Questions on Equilibrium

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 39

{SrCO}_{3} (K_{sp} = 10^{- 10})

and

{ZnCO}_{3} (K_{sp} = 1.5 \times 10^{- 11})

are dissolved together in a solution. The ratio of

[{Sr}^{2 +}] / [{Zn}^{2 +}]

in the solution is:

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 40

The solubility of

Fe (OH)_{3}

would be maximum in:

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 41

Statement $- 1$ : Solubility of $AgCN$ in $KCN (aq)$ is greater than in pure water.

Statement $- 2$ : When $AgCN$ dissolve in $KCN (aq)$ , complex ion $[Ag (CN)_{2}]^{-}$ formation takes place and solubility equilibrium of $AgCN$ shifted in backward direction.

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 42

What is the effect of

pH

on the solubility of

M (CN)_{2}

? (neglect hydrolysis of

M^{2 +}

ion)

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 43

Which of the following is not a strong electrolyte?

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 45

What will be the

pH

of a solution formed by mixing

40 {cm}^{3}

of

0.1 M HCl

with

10 {cm}^{3}

0.45 M

of

NaOH

?

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 46

The concentration of

H_{3} O^{+}

ions in pure water is

10^{- 6} mol {dm}^{- 3}

. The corresponding concentration of

{OH}^{-}

ions will be:

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Alpha Question Bank for Engineering: Chemistry>Chapter 5 - Equilibrium>Exercise-4>Q 47

In a reaction,

{HCO}_{3}^{-} + H_{2} O \to {CO}_{3}^{- 2} + H_{3} O^{+}

which two substances are Bronsted bases?