Ionic Equilibrium PYQs - Last 5 Years
COMEDK / Chemistry / Physical Chemistry / 14 recent questions
ChemistryPhysical Chemistry2022-2026
Practice 14 COMEDK Chemistry questions from Ionic Equilibrium. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
14
PYQs on Page
Chemistry / Physical Chemistry
2022-2026
Year Range
Based on indexed question metadata
14
Last 5 Years
2022-2026
14
Last 10 Years
2017-2026
Recent Year Trend
2022
2023
2024
2025
2026Latest year
20225 max PYQs/year2026
Question Types
14PYQs
MCQ100%
Difficulty Mix
#1 Unknown14
14 in last 5 years14 in last 10 years
Last 5 Years Ionic Equilibrium Questions
Showing 14 of 14 filtered questions.
1Ionic Equilibrum
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 $X$.
MCQ+1 / -02026
2Ionic Equilibrum
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 $\mathrm{AgBrO}_3$ i...
MCQ+1 / -02025
3Ionic Equilibrum
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(\...
MCQ+1 / -02025
4Ionic Equilibrum
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 \math...
MCQ+1 / -02025
5Ionic Equilibrum
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 _____...
MCQ+1 / -02025
6Ionic Equilibrum
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 to...
MCQ+1 / -02025
7Ionic Equilibrum
\(\mathrm{A}_3 \mathrm{~B}_4\) 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...
MCQ+1 / -02024
8Ionic Equilibrum
\(300 \mathrm{ml}\) 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}$...
MCQ+1 / -02024
9Ionic Equilibrum
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}...
MCQ+1 / -02024
10Ionic Equilibrum
\(1 \mathrm{~cm}^3 \text { of } 0.01 \mathrm{~M} \mathrm{~HCl} \text { is added to } 1 \mathrm{~L} \text { of } \mathrm{NaCl} \text { solution. The } \mathrm{pH} \text { of the resulting solution is: }\)
MCQ+1 / -02024
11Ionic Equilibrum
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}...
MCQ+1 / -02023
12Ionic Equilibrum
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
MCQ+1 / -02023
13Ionic Equilibrum
In a \(0.2 \mathrm{~M}\) aqueous solution, lactic acid is \(6.9 \%\) dissociated. The value of dissociation constant is
MCQ+1 / -02023
14Ionic Equilibrum
pH of 10\(^{-3}\) M solution of KOH is
MCQ+1 / -02022