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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
The difference between $\Delta \mathrm{H}$ and $\Delta \mathrm{U}(\Delta \mathrm{H}-\Delta \mathrm{U})$, when the combustion of one mole of heptane(I) is carried out at a temperature T...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
An amplitude modulated signal is given by $V(t)=10\left[1+0.3 \cos \left(2.2 \times 10^4 t\right)\right] \sin \left(5.5 \times 10^5 t\right)$. Here $t$ is in seconds. The sideband...
JEE Main Physics Medium
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Q JEE MAIN 2019
Number of stereo centers present in linear and cyclic structures of glucose are respectively :
JEE Main Chemistry Easy
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Q JEE MAIN 2019
The INCORRECT statement is :
JEE Main Chemistry Easy
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Q JEE MAIN 2019
The area (in sq. units) in the first quadrant bounded by the parabola, $y=x^2+1$, the tangent to it at the point ( 2 , 5)...
JEE Main Mathematics Medium
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Q JEE Main 2019
Water filled in two glasses A and B have BOD values of 10 and 20, respectively. The correct statement regarding them, is
JEE Main Chemistry Easy
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Q JEE MAIN 2019
The pH of a $0.02 \mathrm{M} \mathrm{NH}_4 \mathrm{Cl}$ solution will be [given $$ \left.\mathrm{K}_{\mathrm{b}}\left(\mathrm{NH}_4 \mathrm{OH}\right)=10^{-5} \text { and } \log 2=0.301\right] $$
JEE Main Chemistry Easy
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Q JEE Main 2019
Which hydrogen in compound (E) is easily replaceable during brominating reaction in presence of light?
JEE Main Chemistry Easy
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Q JEE MAIN 2019
Let $K$ be the set of all real values of $x$ where the function $f(x)=\sin |x|-|x|+2(x-\pi)$ is not differentiable. Then the set K is equal...
JEE Main Mathematics Medium
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Q JEE MAIN 2019
The correct statement is :
JEE Main Chemistry Easy
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