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QJEE MAIN 2021
According to the valence bond theory the hybridization of central metal atom is $\mathrm{dsp}^2$ for which one of the following compounds?
JEE MainChemistryEasy
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QJEE-MAIN 2021
At time $\mathrm{t}=0$, a material is composed of two radioactive atoms A and B , where $\mathrm{N}_{\mathrm{A}}(0)=2 \mathrm{~N}_{\mathrm{B}}(0)$. The decay constant of both kind of...
JEE MainPhysicsEasy
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QJEE-MAIN 2021
Two tangents are drawn from a point $P$ to the circle $x^2+y^2-2 x-4 y+4=0$, such that the angle between these tangents is $\tan ^{-1}\left(\frac{12}{5}\right)$, where...
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