Chemistry · 2019
JEE Main · 10 April 2019, Shift 2 · Q52
Points I, II and III in the following plot respectively correspond to ( V_mp: most probable velocity)
Points I, II and III in the following plot respectively correspond to ( $\displaystyle \mathrm{V}_{\mathrm{mp}}$ : most probable velocity)

Official answer
(3)
$\displaystyle \begin{aligned}
& \mathrm{V}_{\mathrm{mp}} \text { of } \mathrm{N}_2(300 \mathrm{~K}) ; \mathrm{V}_{\mathrm{mp}} \text { of } \mathrm{O}_2(400 \mathrm{~K}) ; \\
& \mathrm{V}_{\mathrm{mp}} \text { of } \mathrm{H}_2(300 \mathrm{~K})
\end{aligned}$
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.