KCET · Chemistry · Hydrocarbons
\( 2 \)-butyne is reduced to trans-but-2-ene using
- A \( H_{2} \mid P d-C \)
- B \( \mathrm{Zn} \) in dil. \( \mathrm{HCl} \)
- C \( \mathrm{OH}_{2} \mid \mathrm{Ni} \)
- D \( \mathrm{Na} \) in liq. \( \mathrm{NH}_{3} \)
Answer & Solution
Correct Answer
(D) \( \mathrm{Na} \) in liq. \( \mathrm{NH}_{3} \)
Step-by-step Solution
Detailed explanation
(D)
Birch reduction
\[
=\frac{\mathrm{Na}_{\mathrm{a}}}{\operatorname{liq}_{\mathrm{in}} \mathrm{NH}_{3}}=
\]
Birch reduction
\[
=\frac{\mathrm{Na}_{\mathrm{a}}}{\operatorname{liq}_{\mathrm{in}} \mathrm{NH}_{3}}=
\]
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