MCQ
Major product of above reaction is


- A

- ✓

- C

- D







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$A \xrightarrow[ { Cu\; tube }]{\text { Redhot }}\mathrm{B} \xrightarrow[ Anhydrous AlCl_3]{\mathrm{CH}_{3} \mathrm{Cl}(1 \mathrm{eq}} \mathrm{C}$
($A$ is a lowest molecular weight alkyne)
$I.$ All the chlorides are bonded by primary valency
$II.$ All the chlorides are bonded by secondary valency
$III.$ All the $NH_3$ are bonded by secondary valency
$IV.$ Half of the chlorides are bonded with secondary valency
