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Chemistry · 2020
JEE Main · 7 January 2020, Shift 1 · Q45
Consider the following reactions: (a) ( CH_3)_3 CCH ( OH ) CH_3 → conc. H_2 SO_4 (b) ( CH_3)_2 CHCH ( Br ) CH_3 → alc. KOH (c) ( CH_3)_2 CHCH ( Br )…
Consider the following reactions :
(a)
$\displaystyle \left(\mathrm{CH}_3\right)_3 \mathrm{CCH}(\mathrm{OH}) \mathrm{CH}_3 \xrightarrow{\text { conc. } \mathrm{H}_2 \mathrm{SO}_4}$
(b)
$\displaystyle \left(\mathrm{CH}_3\right)_2 \mathrm{CHCH}(\mathrm{Br}) \mathrm{CH}_3 \xrightarrow{\text { alc. } \mathrm{KOH}}$
(c)
$\displaystyle \left(\mathrm{CH}_3\right)_2 \mathrm{CHCH}(\mathrm{Br}) \mathrm{CH}_3 \xrightarrow{\left(\mathrm{CH}_3\right)_3 \mathrm{O}^{\ominus} \mathrm{K}^{\oplus}}$
(d)
Which of these reaction(s) will not produce Saytzeff product ?
Official answer
(3)
(c) only
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.