Question

Нужна помощь с химией!!!

Answer 1

1)
X1=C2H5OH
C2H5OH ---->C2H4 +H2O
X2=HCl
C2H4+HCl--->C2H5Cl

2)

X1=C2H5Cl

C2H5Cl+KOH ---> C2H4 +KCl +H2O
X= Cl2
C2H4 + Cl2---> C2H4Cl2

3)

C3H7Cl +KOH---> C3H6 +KCl +H2O
X1= C3H6

C3H6+HBr----> C2H7Br

X2=C2H7Br