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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
On combustion of Li, Na and K in excess of air, the major oxides formed, respectively, are
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Q JEE MAIN 2020
For the equilibrium $\mathrm{A} \rightleftharpoons \mathrm{B}$, the variation of the rate of the forward (a) and reverse (b) reaction with time is given by
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Q JEE MAIN 2020
The osmotic pressure of a solution of NaCl is 0.10 atm and that of a glucose solution is 0.20 atm . The osmotic pressure of...
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Q JEE MAIN 2020
Consider the following equations : $$ 2 \mathrm{Fe}^{2+}+\mathrm{H}_2 \mathrm{O}_2 \rightarrow x A+y B $$ (in basic medium) $$ 2 \mathrm{MnO}_4^{-}+6 \mathrm{H}^{+}+5 \mathrm{H}_2 \mathrm{O}_2 \rightarrow x^{\prime}...
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Q JEE MAIN 2020
The number of chiral centres present in threonine is ________.
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Q JEE MAIN 2020
The mechanism of action of “Terfenadine” (Seldane) is :
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Q JEE MAIN 2020
Match the following
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Q JEE MAIN 2020
If a hyperbola passes through the point $\mathrm{P}(10,16)$ and it has vertices at $( \pm 6,0)$, then the equation of the normal to it at...
JEE Main Mathematics Medium
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Q JEE MAIN 2020
Which of the following compounds will form the precipitate with aq. $\mathrm{AgNO}_3$ solution most readily?
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Q JEE-MAIN 2020
If $z_1, z_2$ are complex numbers such that $\operatorname{Re}\left(z_1\right)=\left|z_1-1\right|, \operatorname{Re}\left(z_2\right)=\left|z_2-1\right|$, and $\arg \left(z_1-z_2\right)=\frac{\pi}{6}$, then $\operatorname{Im}\left(z_1+z_2\right)$ is equal to
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