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QJEE MAIN 2019
The primary pollutant that leads to photochemical smog is
JEE MainChemistryEasy
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QJEE MAIN 2019
For the following reaction, the mass of water produced from 445 g of $\mathrm{C}_{57} \mathrm{H}_{110} \mathrm{O}_6$ is: $...
JEE MainChemistryEasy
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QJEE MAIN 2019
The major product of the following reaction is:
JEE MainPhysicsMedium
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QJEE MAIN 2019
The increasing basicity order of the following compounds is:
JEE MainChemistryEasy
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QJEE MAIN 2019
For the reaction, $2 A+B \rightarrow$ products, when the concentration of $A$ and $B$ both were doubled, the rate of the reaction increased from $...
JEE MainChemistryEasy
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QJEE MAIN 2019
Good reducing nature of $\mathrm{H}_3 \mathrm{PO}_2$ is attributed to the presence of:
JEE MainChemistryEasy
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QJEE MAIN 2019
The major product formed in the following reaction is:
JEE MainChemistryMedium
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QJEE MAIN 2019
The complex that has highest crystal field splitting energy ( $\Delta$ ), is
JEE MainChemistryEasy
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QJEE MAIN 2019
An electromagnetic wave is represented by the electric field $\overrightarrow{\mathbf{E}}=\mathrm{E}_0 \hat{n} \sin [\omega t+(6 y-8 z)]$. Taking unit vectors in $x, y$ and $z$ directions...
JEE MainPhysicsHard
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QJEE MAIN 2019
$$
\text { The correct order of the oxidation states of nitrogen in NO, N2O, NO2, and N2O3 is }
$$
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