C2H5OHAl2O3.350∘C−−−−−−−−→XHBr−−−→ Y. The compound 'Y' gives ethene, on treating with
CaO + NaOH
KOH + C2H5OH
Zn + C2H5OH
NaOH + H2O
X is C2H4;Y=C2H5Br