Free JEE Practice — 3,956 Real Previous-Year Questions
Practice 3,956 real JEE previous-year questions across Physics, Chemistry, Maths — free, graded instantly, and ranked on a global leaderboard.
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The Joint Entrance Examination (JEE) is India's national engineering-admissions test. JEE Main is conducted by the National Testing Agency, and the top scorers qualify for JEE Advanced, which governs admission to the Indian Institutes of Technology (IITs). Both papers cover Physics, Chemistry and Mathematics.
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Percentyl serves 3,956 genuine JEE past-paper questions, each correctly keyed to the official answer — never AI-generated filler. You answer against a timer and get an explanation immediately, so each session doubles as revision. Your Elo-style rating updates after every run and maps to a live global percentile, so you always know exactly where you stand against other JEEaspirants. Because the rating is accuracy-gated, a sloppy run can never inflate it.
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Official JEE information: National Testing Agency — JEE Main (official) ↗
JEE Chemistry questions
- The mole fraction of a solute in a solution is 0.1 . At 298 \mathrm{~K}, molarity of this solution i…
- The diffusion coefficient of an ideal gas is proportional to its mean free path and mean speed. The …
- In neutral or faintly alkaline solution, 8 moles of permanganate anion quantitatively oxidize thiosu…
- A crystalline solid of a pure substance has a face-centred cubic structure with a cell edge of 400 \…
- The conductance of a 0.0015 \mathrm{M} aqueous solution of a weak monobasic acid was determined by u…
- What is the sum of the number of lone pairs of electrons on each central atom in the following speci…
- Among \mathrm{H}_{2}, \mathrm{He}_{2}{ }^{+}, \mathrm{Li}_{2}, \mathrm{Be}_{2}, \mathrm{~B}_{2}, \ma…
- The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by \mat…
- For the electrochemical cell, \[ \operatorname{Mg}(\mathrm{s})\left|\mathrm{Mg}^{2+}(\mathrm{aq}, 1 …
- Liquids \mathbf{A} and \mathbf{B} form ideal solution over the entire range of composition. At tempe…
JEE Math questions
- What is the total number of distinct x \in \mathbb{R} for which \left|\begin{array}{ccc}x & x^{2} & …
- Let m be the smallest positive integer such that the coefficient of x^{2} in the expansion of (1+x)^…
- What is the total number of distinct x \in[0,1] for which \int_{0}^{x} \frac{t^{2}}{1+t^{4}} d t=2 x…
- Let \alpha, \beta \in \mathbb{R} be such that \lim _{x \rightarrow 0} \frac{x^{2} \sin (\beta x)}{\a…
- Let z=\frac{-1+\sqrt{3} i}{2}, where i=\sqrt{-1}, and r, s \in\{1,2,3\}. Let P=\left[\begin{array}{c…
- For how many values of p, the circle x^{2}+y^{2}+2 x+4 y-p=0 and the coordinate axes have exactly th…
- Let f: \mathbb{R} \rightarrow \mathbb{R} be a differentiable function such that f(0)=0, f\left(\frac…
- For a real number \alpha, if the system \[ \left[\begin{array}{ccc} 1 & \alpha & \alpha^{2} \\ \alph…
- Words of length 10 are formed using the letters A, B, C, D, E, F, G, H, I, J. Let x be the number of…
- The sides of a right angled triangle are in arithmetic progression. If the triangle has area 24, the…
JEE Physics questions
- A metal is heated in a furnace where a sensor is kept above the metal surface to read the power radi…
- The isotope { }_{5}^{12} \mathrm{~B} having a mass 12.014 u undergoes \beta-decay to { }_{6}^{12} \m…
- A hydrogen atom in its ground state is irradiated by light of wavelength 970 A. Taking h c / e=1.237…
- Consider two solid spheres \mathrm{P} and \mathrm{Q} each of density 8 \mathrm{gm} \mathrm{cm}^{-3} …
- Two inductors L_{1} (inductance 1 \mathrm{mH}, internal resistance 3 \Omega ) and L_{2} (inductance …
- A drop of liquid of radius \mathrm{R}=10^{-2} \mathrm{~m} having surface tension \mathrm{S}=\frac{0.…
- An electron in a hydrogen atom undergoes a transition from an orbit with quantum number n_{i} to ano…
- A stationary source emits sound of frequency f_{0}=492 \mathrm{~Hz}. The sound is reflected by a lar…
- { }^{131} \mathrm{I} is an isotope of Iodine that \beta decays to an isotope of Xenon with a half-li…
- Two vectors \vec{A} and \vec{B} are defined as \vec{A}=a \hat{i} and \vec{B}=a(\cos \omega t \hat{i}…