- H2O :SO3, CO2, NaCl,Na, Na2O.
SO3 + H2O --> H2SO4
CO2 + H2O <--> H2CO3
NaCl
Na + H2O --> NaOH + 1/2H2
Na2O + H2O --> 2NaOH
- KOH : Al2O3, SO3, CO2, NaCl, Na, Na2O.
2KOH + Al2O3 --> 2KAlO2 + H2O
2KOH + CO2 --> K2CO3 + H2O
KOH + CO2 --> KHCO3
2KOH + SO3 --> K2SO4 + H2O
Na + H2O --> NaOH + 1/2H2
Na2O + H2O --> 2NaOH
Tan trong nước: SO3,CO2,NaCl,Na,Na2O
SO3+H2O--->H2SO4
CO2+H2O--->H2CO3
2Na+2H2O---->2NaOH+H2
Na2O+H2O-->2NaOH
tan trong KOH:Al2O3,,CO2, SO3
Al2O3+2KOH----> K2AlO2+H2O
CO2+2KOH--->K2CO3+H2O
2KOH+SO3---->K2SO4+H2O
\(\cdot\cdot\text{Tan trong H2O}\)
\(Al2O3+H2O\rightarrow2Al\left(OH\right)3\)\(SO3+H2O\rightarrow H2SO4\)
\(\text{Fe2O3 + 3H2O = 2Fe(OH)3}\)
\(CO2+H2O\rightarrow H2CO3\)
\(NaCl+2H2O\rightarrow Cl2+H2+2NaOH\)
\(2Na+2H2O\rightarrow2NaOH+H2\)
\(CO+H2O\rightarrow CO2+H2\)
\(Na2O+H2O\rightarrow2NaOH\)
\(\cdot\cdot\text{Tan trong KOH}\)
\(\text{CaCO3 + 2KOH = Ca(OH)2 + K2CO3}\)
\(Al2O3+2KOH\rightarrow\text{H2O + 2KAlO2}\)
\(SO3+2KOH\rightarrow\text{ H2O + K2SO4 }\)
\(\text{Fe2O3 + 6KOH = 2Fe(OH)3 + 3K2O}\)
\(CO2+2KOH\rightarrow\text{H2O + K2CO3}\)
\(\text{NaCl + KOH → NaOH + KCl}\)
\(\text{CO + KOH | HCOOK}\)
\(\text{Na2O + 2KOH = 2NaOH + K2O}\)
