Напишите реакции: Cu+HCl= Cr2O3+C= Fe2O3+H2= ZnO+C= K+H2O= Zn+H2O= Ca+HCl= Mg+ZnCl2=...

Question

Напишите реакции:
Cu+HCl=
Cr2O3+C=
Fe2O3+H2=
ZnO+C=
K+H2O=
Zn+H2O=
Ca+HCl=
Mg+ZnCl2=
Ag+AlCl3=
Mg+H2O=
CuO+H2=
H2O+Fe=
Pb(No3)2+Zn=

Answer 1

1. 2Cu+2HCl=2CuCl+H2