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QJEE MAIN 2024
Identify structure of 2,3-dibromo-1-phenylpentane.
JEE MainChemistryEasy
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QJEE-Main_2024
A particle is moving in a circle of radius 50 cm in such a way that at any instant the normal and tangential components of...
JEE MainPhysicsHard
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QJEE MAIN 2024
Given below are two statements: Statement (I): A $\pi$ bonding MO has lower electron density above and below the inter-nuclear a six. Statement (II):...
JEE MainChemistryEasy
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QJEE MAIN 2024
Major product of the following reaction is -
JEE MainChemistryMedium
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QJEE MAIN 2024
The transition metal having highest $3^{\text {rd }}$ ionisation enthalpy is :
JEE MainChemistryEasy
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QJEE-Main_2024
In the given circuit, the current flowing through the resistance $20 \Omega$ is 0.3 A , while the ammeter reads 0.9 A. The value of...
JEE MainPhysicsMedium
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QJEE MAIN 2024
Number of spectral lines obtained in $\mathrm{He}^{+}$spectra, when an electron makes transition from fifth excited state to first excited state will be
JEE MainChemistryEasy
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QJEE MAIN 2024
Identify major product ' P ' formed in the following reaction
JEE MainChemistryEasy
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QJEE MAIN 2024
2-chlorobutane $+\mathrm{Cl}_2 \rightarrow \mathrm{C}_4 \mathrm{H}_8 \mathrm{Cl}_2$ (isomers) Total number of optically active isomers shown by $\mathrm{C}_4 \mathrm{H}_8 \mathrm{Cl}_2$, obtained in the above reaction is $\_\_\_\_$...
JEE MainChemistryMedium
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QJEE MAIN 2024
Given below are two statements : Statement I: $\mathrm{S}_8$ solid undergoes disproportionation reaction under alkaline conditions to form $\mathrm{S}^{2-}$ and $\mathrm{S}_2 \mathrm{O}_3{ }^{2-}$ Statement II:...
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