Difficulty distribution
How the classified questions are distributed by difficulty.
Your cart is empty.
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.
Newest papers appear first. Sort by year, question coverage or name.
| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| WB JEE 2026 | 2026 | 15 | View paper |
| WB JEE 2026 | 2026 | 15 | View paper |
A varied preview from the papers represented in this selection, with every available option.
The major product in the following reaction is

How many isomers can a compound with molecular formula $\mathrm{C}_3 \mathrm{H}_5 \mathrm{Br}$ have?
Rank the following anions in order of decreasing nucleophilicity in a polar protic solvent (most → least nucleophilic).

In the following reaction sequence, the product Y is
$$\mathrm{Br}\left(\mathrm{CH}_2\right)_{12}-\mathrm{C} \equiv \mathrm{CH} \xrightarrow{\mathrm{NaNH}_2} \mathrm{X} \xrightarrow[\text { catalyst }]{\mathrm{H}_2, \text { Lindler }} \mathrm{Y}$$
Indicate the major product of the following reaction:
