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2019 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2019
The concentration of dissolved oxygen (DO) in cold water can go upto:
JEE Main Chemistry Easy
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Q JEE MAIN 2019
Match the ores (column A) with the metals (column B):
\begin{tabular}{ll} \multicolumn{1}{c}{\begin{tabular}{c} (Column A) \\ Ores \end{tabular}} & \multicolumn{1}{c}{\begin{tabular}{l} (Column B) \\ Metals \end{tabular}} \\...
JEE Main Chemistry Easy
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Q JEE MAIN 2019
JEE Main Mathematics Medium
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Q JEE Main 2019
Let $A$ be a point on the line $\vec{r}=(1-3 \mu) \hat{i}+(\mu-1) \hat{j}+(2+5 \mu) \hat{k}$ and $B(3,2,6)$ be a point in the space. Then the value...
JEE Main Mathematics Medium
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Q JEE MAIN 2019
In chromatography, which of the following statements is INCORRECT for $\mathrm{R}_{\mathrm{f}}$ ?
JEE Main Chemistry Easy
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Q JEE Main 2019
If the area enclosed between the curves $y=k x^2$ and $x=k y^2,(k>0)$, is 1 square unit. Then $k$ is :
JEE Main Mathematics Easy
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Q JEE MAIN 2019
If the deBroglie wavelength of an electron is equal to $10^{-3}$ times the wavelength of a photon of frequency $6 \times 10^{14} \mathrm{~Hz}$, then the...
JEE Main Physics Medium
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Q JEE MAIN 2019
The correct statements among (a) to (d) are :
(a) Saline hydrides produce H2 gas when reacted with H2O.
(b) Reaction of LiAlH4 with BF3...
JEE Main Chemistry Easy
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Q JEE Main 2019
Let $\vec{a}=2 \hat{i}+\lambda_1 \hat{j}+3 \hat{k}, \vec{b}=4 \hat{i}+\left(3-\lambda_2\right) \hat{j}+6 \hat{k}$ and $\vec{c}=3 \hat{i}+6 \hat{j}+\left(\lambda_3-1\right) \hat{k}$ be three vectors such that $\vec{b}=2 \vec{a}$ and $\vec{a}$ is perpendicular...
JEE Main Mathematics Easy
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Q JEE MAIN 2019
Points I, II and III in the following plot respectively correspond to ( $\mathrm{V}_{\text {mp }}$ : most probable velocity)
JEE Main Chemistry Hard
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