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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
Match the metals (column I) with the coordination compound(s)/enzyme(s) (column II)
JEE Main Chemistry Easy
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Q JEE MAIN 2019
If $\lim _{x \rightarrow 1} \frac{x^2-a x+b}{x-1}=5$, then $a+b$ is equal to :
JEE Main Mathematics Easy
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Q JEE MAIN 2019
If the plane $2 x-y+2 z+3=0$ has the distances $\frac{1}{3}$ and $\frac{2}{3}$ units from the planes $4 x-2 y+4 z+\lambda=0$ and $2 x-y+2 z+\mu=0$, respectively,...
JEE Main Mathematics Medium
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Q JEE MAIN 2019
An organic compound is estimated through Dumas method and was found to evolve 6 moles of $\mathrm{CO}_2 4$ moles of $\mathrm{H}_2 \mathrm{O}$ and 1 mole...
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Q JEE MAIN 2019
Let $a_1, a_2, a_3, \ldots .$. be an A.P. with $a_6=2$. Then the common difference of this A.P., which maximises the product $a_1 a_4 a_5$,...
JEE Main Mathematics Easy
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Q JEE MAIN 2019
For the chemical reaction $\mathrm{X} \rightleftharpoons \mathrm{Y}$, the standard reaction Gibbs energy depends on temperature T (in K ) as $\Delta_{\mathrm{r}} \mathrm{G}^{\circ}\left(\right.$ in $...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
Let $y=y(x)$ be the solution of the differential equation, $\frac{d y}{d x}+y \tan 2 x=x^2+x^2 \tan x$, $x \in\left(-\frac{\pi}{2}, \frac{\pi}{2}\right)$, such that $y(0)=1$.Then :
JEE Main Mathematics Hard
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Q JEE MAIN 2019
Consider the reaction $$ \mathrm{N}_2(\mathrm{~g})+3 \mathrm{H}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_3(\mathrm{~g}) $$ The equilibrium constant of the above reaction is $\mathrm{K}_{\mathrm{P}}$. If pure ammonia is left to...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
For the cell $\mathrm{Zn}(\mathrm{s})\left|\mathrm{Zn}^{2+}(\mathrm{ag}) \| \mathrm{M}^{x+}(\mathrm{ag})\right| \mathrm{M}(\mathrm{s})$, different half cells and their standard electrode potentials are given below
JEE Main Chemistry Easy
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Q JEE MAIN 2019
The correct order of the atomic radii of C, Cs, Al, and S is
JEE Main Chemistry Easy
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