Difficulty distribution
How the classified questions are distributed by difficulty.
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Practice Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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Year-wise coverage for Physical Chemistry. Each bar uses a separate theme-derived color.
How the classified questions are distributed by difficulty.
MCQ, numerical, multiple-select and other formats found in these papers.
Top subjects by unique question coverage.
Top topics across the included previous year papers.
Top subtopics inside this exact selection.
Question coverage for the most populated papers. Every active PYP paper remains listed below.
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Explore previous-paper coverage, trends and focused practice for Chemical Kinetics.
Explore previous-paper coverage, trends and focused practice for Liquid Solution.
Explore previous-paper coverage, trends and focused practice for Thermodynamics.
Explore previous-paper coverage, trends and focused practice for Electrochemistry.
Explore previous-paper coverage, trends and focused practice for Atomic Structure.
Explore previous-paper coverage, trends and focused practice for Redox Reactions.
Explore previous-paper coverage, trends and focused practice for Some Basic Concepts Of Chemistry.
Explore previous-paper coverage, trends and focused practice for Chemical Equilibrium.
Explore previous-paper coverage, trends and focused practice for Ionic Equilibrum.
Explore previous-paper coverage, trends and focused practice for States Of Matter.
Explore previous-paper coverage, trends and focused practice for Solid State.
Explore previous-paper coverage, trends and focused practice for Surface Chemistry.
Explore previous-paper coverage, trends and focused practice for Nuclear Chemistry.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| COMEDK 2025 AFTERNOON SHIFT | 2025 | 24 | View paper |
| COMEDK 2025 EVENING SHIFT | 2025 | 25 | View paper |
| COMEDK 2025 Morning Shift | 2025 | 25 | View paper |
| COMEDK 2024 AFTERNOON SHIFT | 2024 | 26 | View paper |
| COMEDK 2024 EVENING SHIFT | 2024 | 25 | View paper |
| COMEDK 2024 MORNING SHIFT | 2024 | 26 | View paper |
| COMEDK 2023 EVENING SHIFT | 2023 | 27 | View paper |
| COMEDK 2023 Morning Shift | 2023 | 24 | View paper |
| COMEDK 2022 | 2022 | 29 | View paper |
| COMEDK 2021 | 2021 | 29 | View paper |
| COMEDK 2020 | 2020 | 25 | View paper |
A varied preview from the papers represented in this selection, with every available option.
Dalton’s law of partial pressures is applicable to which one of the following systems?
The total number of nodes are given by
Which of the following show both Frenkel and Schottky defect?
What would be the van't Hoff factor for a solution prepared by dissolving \(3.42 \mathrm{~g}\) of \(\mathrm{CaCl}_2\) in \(2500 \mathrm{~ml}\) of water having an Osmotic pressure equal to \(0.75 \mathrm{~atm}\). at \(27^{\circ} \mathrm{C}\) ? Molar mass of \(\mathrm{CaCl}_2=111 \mathrm{~amu}\).
The limiting molar conductivity of \(\mathrm{NH}_4 \mathrm{OH}\) is \(238 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\). At \(25^{\circ} \mathrm{C}\), molar conductance of \(0.1 \mathrm{M}\) aqueous solution of ammonium hydroxide is \(9.54 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\). The degree of ionisation of \(\mathrm{NH}_4 \mathrm{OH}\) at the same concentration and temperature is:
What is the quantity of charge, in Faraday units, required for the reduction of 3.5 moles of \(\mathrm{Cr}_2 \mathrm{O} 7^{2-}\) in acid medium?