Difficulty distribution
How the classified questions are distributed by difficulty.
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Practice Organic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
Every graph below is calculated only from this selection.
Year-wise coverage for Organic 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.
Open a focused page built from the same verified paper data.
Explore previous-paper coverage, trends and focused practice for Aldehyde And Ketone.
Explore previous-paper coverage, trends and focused practice for Alcohol Phenols And Ethers.
Explore previous-paper coverage, trends and focused practice for Compounds Containing Nitrogen.
Explore previous-paper coverage, trends and focused practice for Haloalkanes And Haloarenes.
Explore previous-paper coverage, trends and focused practice for Hydrocarbons.
Explore previous-paper coverage, trends and focused practice for Biomolecules.
Explore previous-paper coverage, trends and focused practice for General Organic Chemistry.
Explore previous-paper coverage, trends and focused practice for Carboxylic Acids And Its Derivatives.
Explore previous-paper coverage, trends and focused practice for Chemistry In Everyday Life.
Explore previous-paper coverage, trends and focused practice for Isomerism.
Explore previous-paper coverage, trends and focused practice for Iupac Nomenclature.
Explore previous-paper coverage, trends and focused practice for Practical Organic Chemistry.
Explore previous-paper coverage, trends and focused practice for Polymers.
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 | 26 | View paper |
| COMEDK 2025 Morning Shift | 2025 | 24 | View paper |
| COMEDK 2024 AFTERNOON SHIFT | 2024 | 24 | View paper |
| COMEDK 2024 EVENING SHIFT | 2024 | 24 | View paper |
| COMEDK 2024 MORNING SHIFT | 2024 | 24 | View paper |
| COMEDK 2023 EVENING SHIFT | 2023 | 21 | View paper |
| COMEDK 2023 Morning Shift | 2023 | 19 | View paper |
| COMEDK 2022 | 2022 | 20 | View paper |
| COMEDK 2021 | 2021 | 20 | View paper |
| COMEDK 2020 | 2020 | 19 | View paper |
A varied preview from the papers represented in this selection, with every available option.
A metal present in insulin is
What is the product formed when benzene react with CO and HCl in presence of anhydrous AlCl\(_3\)?
.......... is unstable at cooking temperature, whereas the control of sweetness of food is difficult while using ............... .
The reactions taking place with \(\mathrm{2- Phenyl-2-bromopropane}\) as the starting material is shown below. Identify [A] and [B] formed in the reaction.
$$\mathrm{C}_6 \mathrm{H}_5-\mathrm{C}\left(\mathrm{CH}_3\right)_2^{-} \mathrm{Br} \xrightarrow[\Delta]{\text { KOH Alcoholic }}[\mathrm{A}]$$
$$[\mathrm{A}]+\mathrm{HBr} \xrightarrow{\left(\mathrm{C}_6 \mathrm{H}_5 \mathrm{CO})_2 \mathrm{O}\right.}[\mathrm{B}]$$
Which of the following carbanions is the least stable?
Arrange the following compounds in the increasing order of their reactivity when each of them is reacted with chloroethane / anhydrous AlCl\(_3\).
