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11th
Chemistry
Equilibrium
$Hydrolysis of Salts and the pH of their Solutions$

Hydrolysis of Salts and the pH of their Solutions

Equilibrium

Chemistry

Class 11

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Hydrolysis of Salts of Strong Acids and Weak Bases

21 mins

Hydrolysis of Salts of Weak Acids and Strong Bases

29 mins

Hydrolysis of Salts of Strong Acids and Strong Bases

7 mins

Hydrolysis of Salts of Weak Acids and Weak Bases

16 mins

Study Materials

More About Salts: Properties, Types with Solved Examples and Videos Buffer Solutions: Definition, Types, Preparation, Examples and Videos Chemical Reactions of Ether: Various Types of Reactions, Videos, Q&A

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Hydrolysis-Salt Hydrolysis - I

2 mins read

Hydrolysis-Salt Hydrolysis - II

3 mins read

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Hydrolysis of Salts

ExampleDefinitionsFormulaes

$K_{a}$ for hydrofluoric acid is $6.9 \times 10^{- 4}$ . What is the equilibrium constant $K$ for the following reaction?

$F^{-} + H_{2} O ⇌ H F + (O H)^{-}$

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Which of the following are correct for $0.3 M$ solution of calcium lactate in water if $K_{a}$ of lactic acid is $8.6 \times 10^{- 4}$ ?

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In a mixture of weak acid and its salt, the ratio of concentration of acid to salt is increased ten fold. The pH of the solution is ________.

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$p k_{a}$ of acetic acid and $p K_{b}$ of ammonium hydroxide are 4.76 and 4.75 respectively. Calculate the pH of ammonium acetate solution.

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This section contains questions each with two columns-I and II. Match the column I with column II.

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The degree of hydrolysis of a salt of weak acid and strong base is $\approx 0.5$ . The equation to be used to calculate the accurate value of the degree of hydrolysis $(h)$ is

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The correct increasing order of extent of hydrolysis is :

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What will be the amount of $(N H_{4})_{2} S O_{4}$ (in g) which must be added to 500 mL of 0.2 M $N H_{4} O H$ to yield a solution of pH 9.35? [Given, $p K_{a}$ of $N H_{4}^{+}$ = 9.26, $p K_{b} (N H_{3})$ = 14 - $p K_{a} (N H_{4}^{+})$ ]

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A $0.010 M$ solution of $P u O_{2} (N O_{3})_{2}$ was found to have a $p H$ of $4.0$ . What is the hydrolysis constant, $K_{h}$ , for $P u O_{2}^{2 +}$ and what is $K_{b}$ for $P u O_{2} O H^{+}$ ?

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$p H$ of $0.001 M$ solution of $Z n C l_{2}$ is : $Z n^{2 +} + H_{2} O ⇌ Z n (O H)^{+} + H^{+}$
Use : [ $K_{a} = 1.0 \times 10^{- 9}$ ]

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More topics

Equilibrium: Basic Definitions Equilibrium in Physical Processes Equilibrium in Chemical Processes Law of Chemical Equilibrium and Equilibrium Constant Homogeneous and Heterogeneous Equilibria Applications of Equilibrium Constants Relationship between Equilibrium Constant, Reaction Quotient and Gibbs Energy Factors Affecting Equilibria Ionic Equilibrium in Solution Acids, Bases and Salts Ionization of Acids and Bases More About Ionization of Acids and Bases Hydrolysis of Salts and the pH of their Solutions Buffer Solutions Solubility Equilibria

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Hydrolysis of Salts and the pH of their Solutions

Overview

Learn

Videos

Study Materials

Quick summary with Stories

Hydrolysis-Salt Hydrolysis - I

Hydrolysis-Salt Hydrolysis - II

Revise with Concepts

Hydrolysis of Salts

Related questions

Ka​ for hydrofluoric acid is 6.9×10−4. What is the equilibrium constant K for the following reaction? F−+H2​O⇌HF+(OH)−

Which of the following are correct for 0.3M solution of calcium lactate in water if Ka​ of lactic acid is 8.6×10−4?

In a mixture of weak acid and its salt, the ratio of concentration of acid to salt is increased ten fold. The pH of the solution is ________.

pka​ of acetic acid and pKb​ of ammonium hydroxide are 4.76 and 4.75 respectively. Calculate the pH of ammonium acetate solution.

This section contains questions each with two columns-I and II. Match the column I with column II.

The degree of hydrolysis of a salt of weak acid and strong base is ≈0.5. The equation to be used to calculate the accurate value of the degree of hydrolysis (h) is

The correct increasing order of extent of hydrolysis is :

What will be the amount of (NH4​)2​SO4​ (in g) which must be added to 500 mL of 0.2 M NH4​OH to yield a solution of pH 9.35? [Given, pKa​ of NH4+​ = 9.26, pKb​(NH3​) = 14 - pKa​(NH4+​)]

A 0.010M solution of PuO2​(NO3​)2​ was found to have a pH of 4.0. What is the hydrolysis constant, Kh​, for PuO22+​ and what is Kb​ for PuO2​OH+ ?

pH of 0.001M solution of ZnCl2​ is : Zn2++H2​O⇌Zn(OH)++H+ Use : [Ka​=1.0×10−9]

More topics

$K_{a}$ for hydrofluoric acid is $6.9 \times 10^{- 4}$ . What is the equilibrium constant $K$ for the following reaction?

$F^{-} + H_{2} O ⇌ H F + (O H)^{-}$

Which of the following are correct for $0.3 M$ solution of calcium lactate in water if $K_{a}$ of lactic acid is $8.6 \times 10^{- 4}$ ?

$p k_{a}$ of acetic acid and $p K_{b}$ of ammonium hydroxide are 4.76 and 4.75 respectively. Calculate the pH of ammonium acetate solution.

The degree of hydrolysis of a salt of weak acid and strong base is $\approx 0.5$ . The equation to be used to calculate the accurate value of the degree of hydrolysis $(h)$ is

What will be the amount of $(N H_{4})_{2} S O_{4}$ (in g) which must be added to 500 mL of 0.2 M $N H_{4} O H$ to yield a solution of pH 9.35? [Given, $p K_{a}$ of $N H_{4}^{+}$ = 9.26, $p K_{b} (N H_{3})$ = 14 - $p K_{a} (N H_{4}^{+})$ ]

A $0.010 M$ solution of $P u O_{2} (N O_{3})_{2}$ was found to have a $p H$ of $4.0$ . What is the hydrolysis constant, $K_{h}$ , for $P u O_{2}^{2 +}$ and what is $K_{b}$ for $P u O_{2} O H^{+}$ ?

$p H$ of $0.001 M$ solution of $Z n C l_{2}$ is : $Z n^{2 +} + H_{2} O ⇌ Z n (O H)^{+} + H^{+}$
Use : [ $K_{a} = 1.0 \times 10^{- 9}$ ]