Identify (Z) in the series.
`C_(3)H_(7)OH underset(443K)overset("conc."H_(2)SO_(4))(rarr)(X)overset(Br_(2))(rarr)(Y) underset("alc. KOH")overset("Excess of ")(rarr)(Z)`

Identify Z in the series CH_(3)CH_(2)CH_(2)OHunderset(160-180^(@)C)overset(conc.H_(2)SO_(4))rarr(X)overset(Br_(2))rarr(Y)underset(NaNH_(2)//Delta)overset(alc,KOH//Delta)rarr(Z)

Identify Z in the series CH_(3)CH_(2)CH_(2)OHunderset(160-180^(@)C)overset(conc.H_(2)SO_(4))rarr(X)overset(Br_(2))rarr(Y)underset(NaNH_(2)//Delta)overset(alc,KOH//Delta)rarr(Z)

Identify Z in the following series: C_(2) H_(5) I underset("KOH")overset("Alcoholic")(rarr) " X " overset(Br_(2))(rarr) " Y " overset("KCN")(rarr) Z

Identify Z in the following series: C_(2) H_(5) I underset("KOH")overset("Alcoholic")(rarr) " X " overset(Br_(2))(rarr) " Y " overset("KCN")(rarr) Z

Identify (Y) in the following reaction series C_(2)H_(5)Ioverset("Alcoholic")underset("KOH")rarr (X)overset(Br_(2))rarr(Y)