Chemistry · JEE

Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions Concepts for JEE

11+ syllabus-aligned questions available

Quick answer

Master Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions by understanding definitions, standard results, and typical JEE question patterns — then practise with syllabus-aligned MCQs on Goodmarks.

Build clear conceptual foundations for Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions before speed practice. This guide covers what JEE expects and how to test yourself with MCQs.

Concept explainer

Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions is a core JEE Main Chemistry subtopic under Equilibrium. Master the definitions, standard results, and typical MCQ patterns tested in JEE Main and Advanced.

Key points

Understand the definition and scope of Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions in the JEE syllabus
Memorise key formulas and standard results linked to Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions
Practise 20–40 syllabus-aligned MCQs with step-by-step solutions

JEE tips

Revise Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions with a one-page formula sheet before attempting mixed tests
After each practice set, log mistakes specific to Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions and reattempt after 48 hours

Common trap

Students often rush Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions questions without checking units, sign conventions, or boundary conditions — always verify assumptions before calculating.

Syllabus context

Part of Equilibrium in JEE Main Chemistry.

Free sample questions

Attempt 8 free MCQs for Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions. Unlock 3+ more with Pro.

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Q1ChemistryUnit 6: Equilibrium

100ml of a solution of HCl with pH value 3 is diluted with

400 \mathrm{ml}

of water. The new pH of the solution is?

Q2ChemistryUnit 6: Equilibrium

A solution contains

10 \mathrm{mL}

0.1 \mathrm{N}

NaOH and

10 \mathrm{mL}

0.05 \mathrm{Na}_{2} \mathrm{SO}_{4} .

pH of this solution is

Q3ChemistryUnit 6: Equilibrium

K_{a}

for acetic acid in water is

1.7 \times

10^{-5}

25^{\circ} \mathrm{C} .

The

\mathrm{pH}

of a mixture of 25

\mathrm{ml}

0.02 \mathrm{N}

acetic acid and

2.5 \mathrm{ml}

of 0.1N NaOH (neglecting volume change) will be

(\log 1.7=0.23)

Q4ChemistryUnit 6: Equilibrium

A solution having hydrogen ion concentration is

0.0005 g

eqvt/litre, its

p O H

Q5ChemistryUnit 6: Equilibrium

Assertion At

25^{\circ} C

, the pH of

10^{-8} M

HClis 8 Reason pH of acidic solution is always below 7

\operatorname{at} 25^{\circ} C

Q6ChemistryUnit 6: Equilibrium

p H

of water is 7 when any substance

Y

is dissolved in water then

p H

becomes 13. Substance

Y

is a salt of:

Q7ChemistryUnit 6: Equilibrium

Oxides of sulphur present in the atmosphere are washed down by rain and would result in:

Q8ChemistryUnit 6: Equilibrium

The pH of

D_{2} O

and

H_{2} O

298 \mathrm{K}

is:

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Frequently asked questions

What concepts in Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions are essential for JEE?

Focus on core ideas across Ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts, solubility products and buffer solutions. JEE tests application, not just memorisation.