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2022 JEE PYQ

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2022
The separation of two coloured substances was done by paper chromatography. The distances travelled by solvent front, substance A and substance B from the base...
JEE Main Chemistry Easy
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Q JEE MAIN 2022
The conductivity of a solution of complex with formula $\mathrm{CoCl}_3\left(\mathrm{NH}_3\right)_4$ corresponds to $1: 1$ electrolyte, then the primary valency of central metal ion is $\_\_\_\_$
JEE Main Chemistry Easy
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Q JEE MAIN_2022
If $a=\lim _{n \rightarrow \infty} \sum_{k=1}^n \frac{2 n}{n^2+k^2}$ and $f(x)=\sqrt{\frac{1-\cos x}{1+\cos x}}, x \in(0,1)$, then :
JEE Main Mathematics Hard
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Q JEE MAIN 2022
At 310 K , the solubility of $\mathrm{CaF}_2$ in water is $2.34 \times 10^{-3} \mathrm{~g} / 100 \mathrm{~mL}$. The solubility product of $\mathrm{CaF}_2$ is $\_\_\_\_$...
JEE Main Chemistry Easy
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Q JEE MAIN 2022
The line of shortest distance between the lines $\frac{x-2}{0}=\frac{y-1}{1}=\frac{z}{1}$ and $\frac{x-3}{2}=\frac{y-5}{2}=\frac{z-1}{1}$ makes an angle of $\cos ^{-1}\left(\sqrt{\frac{2}{27}}\right)$ with the plane $P: a x-y-z=0,(a>0)$. If the...
JEE Main Mathematics Medium
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Q JEE MAIN_2022
Let $f(x)=\left\{\begin{array}{ll}x^3-x^2+10 x-7 & , x \leq 1 \\ -2 x+\log _2\left(b^2-4\right) & , x>1\end{array}\right.$. Then the set of all values of $b$, for which...
JEE Main Mathematics Medium
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Q JEE MAIN 2022
According to MO theory, number of species/ions from the following having identical bond order is _____:$\mathrm{CN}^{-}, \mathrm{NO}^{+}, \mathrm{O}_2, \mathrm{O}_2^{+}, \mathrm{O}_2^{2+}$
JEE Main Chemistry Easy
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Q JEE MAIN 2022
The sum of diameters of the circles that touch
(i) the parabola $75 x^2=64(5 y-3)$ at the point $\left(\frac{8}{5}, \frac{6}{5}\right)$ and
(ii) the...
JEE Main Mathematics Medium
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Q JEE MAIN 2022
The number of chlorine atoms in bithionol is ____.
JEE Main Chemistry Easy
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Q JEE MAIN_2022
If $f(x)=\left\{\begin{array}{cc}x+a, & x \leq 0 \\ |x-4|, & x>0\end{array}\right.$ and $g(x)=\left\{\begin{array}{cc}x+1, & x<0 \\ (x-4)^2+b, & x \geq 0\end{array}\right.$ are continuous on $R$, then...
JEE Main Mathematics Medium
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