Question

1 Dokończ.

Na + H2O -->

K2O+ H20-->

Cl2+H2-->

N2OH + H2SO4-->

K+H2CO3-->

CaO + NO3-->

Answer 1

2Na + 2H2O -->2 NaOH + H2

K2O+ H20-->2KOH

Cl2+H2-->2HCl

2NaOH + H2SO4-->NA2SO4 +2 H20

K+H2CO3-->KCO3 + H2O

2CaO + 2NO3-->2CaNO3+O2