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Al + H₂S= KOH + HNO₃=
Ca + HCl= Ca(OH)₂ + H₂S=
Na₂O + H₂CO₃= HCl + Na₂SiO₃=
CaO + HNO₃= HNO₃ + CaCO₃=
Al + H₂S= KOH + HNO₃=
Ca + HCl= Ca(OH)₂ + H₂S=
Na₂O + H₂CO₃= HCl + Na₂SiO₃=
CaO + HNO₃= HNO₃ + CaCO₃=
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2Al + 3H2S = Al2S3 + 3H2
KOH + HNO3 = KNO3 = H2O
Ca + 2HCl = CaCl2 + H2
Ca(OH)2 + H2S = CaS + 2H2O
Na2O + H2CO3 = Na2CO3 + H2O
2HCl + Na2SiO3 = 2NaCl + H2SiO3
CaO + 2HNO3 = Ca(NO3)2 = H2O
2HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O