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16questions
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16
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Ionic Equilibrum - Physical Chemistry - Chemistry Previous Year Questions
Practice Ionic Equilibrum - Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
10Papers
6Years
16Questions
1Topics
Ionic Equilibrum question pattern
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Questions by year
Year-wise coverage for Ionic Equilibrum. Each bar uses a separate theme-derived color.
Question type distribution
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16questions
MCQ
16
100%
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Included previous year papers
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| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| COMEDK 2026 Afternoon Shift | 2026 | 1 | View paper |
| COMEDK 2025 AFTERNOON SHIFT | 2025 | 2 | View paper |
| COMEDK 2025 Morning Shift | 2025 | 3 | View paper |
| COMEDK 2024 AFTERNOON SHIFT | 2024 | 1 | View paper |
| COMEDK 2024 EVENING SHIFT | 2024 | 1 | View paper |
| COMEDK 2024 MORNING SHIFT | 2024 | 2 | View paper |
| COMEDK 2023 EVENING SHIFT | 2023 | 1 | View paper |
| COMEDK 2023 Morning Shift | 2023 | 2 | View paper |
| COMEDK 2022 | 2022 | 1 | View paper |
| COMEDK 2020 | 2020 | 2 | View paper |
All Ionic Equilibrum previous year questions
Practice every matching question in batches of 20, with every available option.
2020 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2020
Which of the following salts on being dissolved in water gives pH > 7 at 25\(^\circ\)C ?
2020 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2020
2022 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2022
2023 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2023 EVENING SHIFT
What would be the volume of water required to dissolve \(0.2 \mathrm{~g}\) of \(\mathrm{PbCl}_2\) of molar mass \(278 \mathrm{~g} / \mathrm{mol}\) to prepare a saturated solution of the salt? \((\mathrm{K}_{\mathrm{SP}}\) of \(\mathrm{PbCl}_2=3.2 \times 10^{-8})\)
2024 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2024 AFTERNOON SHIFT
$$1 \mathrm{~cm}^3 \text { of } 0.01 \mathrm{~M} \mathrm{~HCl} \text { is added to } 1 \mathrm{~L} \text { of } \mathrm{NaCl} \text { solution. The } \mathrm{pH} \text { of the resulting solution is: }$$
2024 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2024 EVENING SHIFT
What volume of \(0.2 \mathrm{~M}\) Acetic acid is to be added to \(100 \mathrm{ml}\) of \(0.4 \mathrm{M}\) Sodium acetate so that a Buffer solution of \(\mathrm{pH}\) equal to 4.94 is obtained? \((\mathrm{pK}_{\mathrm{a}}\) of \(\mathrm{CH}_3 \mathrm{COOH}=4.76)\)
2024 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2024 MORNING SHIFT
\(300 \mathrm{ml}\) of an aqueous solution of \(\mathrm{NaOH}\) with \(\mathrm{pH}\) value of 10 is mixed with \(200 \mathrm{ml}\) of an aqueous solution of \(\mathrm{HCl}\) with a \(\mathrm{pH}\) value of 4. What will be the \(\mathrm{pH}\) of the resultant solution at room temperature?
2024 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2024 MORNING SHIFT
\(\mathrm{A}_3 \mathrm{~B}_4\) is a sparingly soluble salt with a solubility of \(\mathrm{s} g / \mathrm{L}\). If the Molar mass of \(\mathrm{A}_3 \mathrm{~B}_4\) is \(\mathrm{Mg} / \mathrm{mol}\), what is the expression for its \(\mathrm{K}_{\text {sp }}\) ?
2025 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2025 AFTERNOON SHIFT
The ionisation constant of the weak acid HF whose concentration is 0.1 M is $3.5 \times 10^{-4}$ The Equilibrium constant value for the reaction $\mathrm{F}^{-}+\mathrm{H}_2 \mathrm{O} \leftrightharpoons \mathrm{HF}+\mathrm{OH}^{-}$is _________ and the pH of aqueous solution of the weak acid is __________ .
2025 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2025 AFTERNOON SHIFT
Imagine an R - moiety of a pentapeptide molecule having one $-\mathrm{SH},-\mathrm{CONH}_2,-\mathrm{NH}_2$ groups each and two $-$COOH groups in the amino acids forming the pentapeptide. If the pH is maintained at 13.2, what would be the total number of negative charges on the pentapeptide?
2023 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2023 Morning Shift
In a \(0.2 \mathrm{~M}\) aqueous solution, lactic acid is \(6.9 \%\) dissociated. The value of dissociation constant is
2023 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2023 Morning Shift
A buffer solution has equal volumes of \(0.1 \mathrm{~M} \mathrm{~NH}_4 \mathrm{OH}\) and \(0.01 \mathrm{~M} \mathrm{~NH}_4 \mathrm{Cl}\). The \(\mathrm{pK}_b\) of the base is 5. The \(\mathrm{pH}\) is
2025 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2025 Morning Shift
What volume of $0.2 \mathrm{M} \mathrm{CH}_3 \mathrm{COOH}$ needs to be added to 100 ml of $0.4 \mathrm{M} \mathrm{CH}_3 \mathrm{COONa}$ solution to prepare a buffer of pH equal to 4.91 ? ( $\mathrm{pK}_{\mathrm{a}}$ of $\mathrm{CH}_3 \mathrm{COOH}$ is 4.76 )
2025 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2025 Morning Shift
The conductivity of 0.01 M solution of $\mathrm{CH}_3 \mathrm{COOH}$ at 298 K is $1.65 \times 10^{-4} \mathrm{Scm}^{-1}$ What is the $\mathrm{pK}_{\mathrm{a}}$ value of the acid if $\lambda^0\left(\mathrm{H}^{+}\right)$and $\lambda^0\left(\mathrm{CH}_3 \mathrm{COO}\right)^{-1}$ are $349.1 \mathrm{Scm}^2 \mathrm{~mol}^{-1}$ and $40.9 \mathrm{Scm}^2 \mathrm{~mol}^{-1}$ respectively?
2025 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2025 Morning Shift
Solubility product of the sparingly soluble salt $\mathrm{AgBrO}_3$ in aqueous medium is $9.3 \times 10^{-10}$ Calculate the mass in gram of $\mathrm{AgBrO}_3$ present in 100 ml of its saturated solution. (Molar mass of $\mathrm{AgBrO}_3$ is $236 \mathrm{~g} / \mathrm{mol}$ )
2026 · Chemistry · Physical Chemistry · Ionic Equilibrum
COMEDK 2026 Afternoon Shift
At $30^{\circ} \mathrm{C}$ the solubility of $\mathrm{PbI}_2$ salt in 0.2 M KI solution will be $X$, if the solubility product of $\mathrm{PbI}_2$ at $30^{\circ} \mathrm{C}$ is $2.4 \times 10^{-8}$. Identify the value of $X$.