1) 2K + 2H2O = 2KOH + H2
2) 2Al + 6H2O = 2Al(OH)3 + 3H2
3) Mg +H2O = MgO + H2
4) 2CH + H2O = CH3CHO
5) Zn + H2O = H2 + ZnO
Объяснение:
