Q.
Identify $Z$ in the following sequence of reactions.
$\ce{ C_2 H_4 Br_2 ->[(i) Alc.KOH][(ii) NaNH_2] X ->[Red\, hot][Fe \,tube\, 873 K] Y ->[(CH_3CO)_2 O/\Delta][Anhyd. AlCl_3] Z}$
AP EAMCETAP EAMCET 2019
Solution: