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2020 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2020
The increasing order of the acidity of the $\alpha$ hydrogen of the following compounds is
JEE Main Chemistry Easy
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Q JEE MAIN 2020
The common difference of the A.P. $b_1, b_2, \ldots, b_m$ is 2 more than the common difference of A.P. $\mathrm{a}_1, \mathrm{a}_2$, $\_\_\_\_$ an. If $...
JEE Main Mathematics Easy
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Q JEE MAIN 2020
The structure of PCl5 in the solid state is
JEE Main Chemistry Easy
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Q JEE MAIN 2020
Out of 11 consecutive natural numbers if three numbers are selected at random (without repetition), then the probability that they are in A.P. with positive...
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Q JEE MAIN 2020
Let $\theta=\frac{\pi}{5}$ and $\mathrm{A}=\left[\begin{array}{cc}\cos \theta & \sin \theta \\ -\sin \theta & \cos \theta\end{array}\right]$. If $\mathrm{B}=\mathrm{A}+\mathrm{A}^4$, then $\operatorname{det}(\mathrm{B})$ :
JEE Main Mathematics Medium
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Q JEE MAIN 2020
The most appropriate reagent for conversion of $\mathrm{C}_2 \mathrm{H}_5 \mathrm{CN}$ into $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{NH}_2$ is
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Q JEE MAIN 2020
The correct electronic configuration and spinonly magnetic moment (BM) of $\mathrm{Gd}^{3+}(\mathrm{Z}=64)$, respectively, are
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Q JEE MAIN 2020
If the normal at an end of a latus rectum of an ellipse passes through an extremity of the minor axis, then the eccentricity e...
JEE Main Mathematics Medium
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Q JEE MAIN 2020
A spherical balloon of radius 3 cm containing helium gas has a pressure of $48 \times 10^{-3}$ bar. At the same temperature, the pressure, of...
JEE Main Chemistry Medium
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Q JEE MAIN 2020
Which of the following is not an essential amino acid?
JEE Main Chemistry Easy
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