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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
The major product of the following addition reaction is
JEE Main Chemistry Medium
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Q JEE MAIN 2019
Thermal decomposition of a Mn compound $(\mathrm{X})$ at 513 K results in compound $\mathrm{Y}, \mathrm{MnO}_2$ and a gaseous product. $\mathrm{MnO}_2$ reacts with NaCl and concentrated...
JEE Main Chemistry Easy
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Q JEE-MAIN 2019
Among the following four aromatic compounds, which one will have the lowest melting point?
JEE Main Chemistry Easy
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Q JEE MAIN 2019
The coefficient of $t^4$ in the expansion of $\left(\frac{1-t^6}{1-t}\right)^3$ is
JEE Main Mathematics Easy
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Q JEE MAIN 2019
The transfer characteristic curve of a transistor, having input and output resistance $100 \Omega$ and $100 \mathrm{k} \Omega$ respectively, is shown in the figure. The...
JEE Main Physics Hard
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Q JEE MAIN 2019
Among the following, the energy of 2s orbital is lowest in:
JEE Main Chemistry Easy
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Q JEE MAIN 2019
Let $A=\{x \in R: x$ is not a positive integer $\}$. Define a function $f: A \rightarrow R$ as $f(x)=\frac{2 x}{x-1}$, then $f$ is
JEE Main Mathematics Easy
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Q JEE MAIN 2019
What will be the major product when m -cresol is reacted with propargyl bromide ( $\mathrm{HC} \equiv \mathrm{C}-\mathrm{CH}_2 \mathrm{Br}$ ) in presence of $\mathrm{K}_2 \mathrm{CO}_3$...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
A person of mass $M$ is, sitting on a swing of length $L$ and swinging with an angular amplitude $\theta_0$. If the person stands up...
JEE Main Physics Medium
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Q JEE MAIN 2019
If $...
JEE Main Mathematics Medium
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