Составьте реакции с h2o + : k, sn, hg, sro, nio, ag2o, c, b2o3, so3 .

Cu + H2O = CuO + H2
2 Ag + 2 H2O = 2 AgOH + H2
Sn + H2O = H2 + Sn
ONi + H2O = H2 + Ni
OAu + H2O = AuO + H2
2 K + 2 H2O = H2 + 2 KOH6 
CO2 + 6 H2O = C6H12O6 + 6 O2
K2O + H2O = 2 KOH
NaO + H2O = NaOH + OH
ZnO + H2O = Zn(OH)2