Chemistry · 2023
JEE Main · 31 January 2023, Shift 1 · Q43
Choose the correct set of reagents for the following conversion. trans ( Ph - CH = CH - CH_3) → cis ( Ph - CH = CH - CH_3)
Choose the correct set of reagents for the following conversion. trans $\displaystyle \left(\mathrm{Ph}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_3\right) \rightarrow$ cis $\displaystyle \left(\mathrm{Ph}-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_3\right)$
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle \mathrm{Br}_2$, alc ⋅ $\displaystyle \mathrm{KOH}, \mathrm{NaNH}_2, \mathrm{H}_2$ Lindlar Catalyst
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.