a, \(CaO+H_2O\rightarrow Ca\left(OH\right)_2\)
b, \(2Na+2H_2O\rightarrow2NaOH+H_2\)
c, \(Zn+2HCl\rightarrow ZnCl_2+H_2\)
d, \(H_2+CuO\underrightarrow{t^o}Cu+H_2O\)
e, \(K_2O+H_2O\rightarrow2KOH\)
f, \(Ca+2H_2O\rightarrow Ca\left(OH\right)_2+H_2\)
g, \(2Na+H_2SO_4\rightarrow Na_2SO_4+H_2\)
h, \(H_2+FeO\underrightarrow{t^o}Fe+H_2O\)
i, \(P_2O_5+3H_2O\rightarrow2H_3PO_4\)
a)\(CaO+H_2O\xrightarrow[]{}Ca\left(OH\right)_2\)
b)\(2Na+2H_2O\xrightarrow[]{}2NaOH+H_2\)
c)\(Zn+2HCl\xrightarrow[]{}ZnCl_2+H_2\)
d)\(CuO+H_2\xrightarrow[t^0]{}Cu+H_2O\)
e)\(K_2O+H_2O\xrightarrow[]{}KOH\)
f)\(Ca+H_2O\xrightarrow[]{}Ca\left(OH\right)_2+H_2\)
g)\(2Na+H_2SO_4\xrightarrow[]{}Na_2SO_4+H_2\)
h)\(H_2+FeO\xrightarrow[]{t^0}Fe+H_2O\)
i)\(P_2O_5+3H_2O\xrightarrow[]{}2H_3PO_4\)