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H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
S2O3{2-} + I3{-} = S4O6{2-} + I{-} =>
2 S2O3{2-} + I3{-} = S4O6{2-} + 3 I{-}
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
S2O3{2-} + I3{-} = S4O6{2-} + I{-} =>
2 S2O3{2-} + I3{-} = S4O6{2-} + 3 I{-}
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
CaHCO3 + NHO3 = CaNO3 + H2O + CO2 =>
CaHCO3 + NHO3 = CaNO3 + H2O + CO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H5CH3 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
C6H5CH3 + K2Cr2O7 + 4 H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + 5 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
P4O10 + KOH = K3PO4 + H2O =>
P4O10 + 12 KOH = 4 K3PO4 + 6 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
K + H2O = K(OH) + H =>
K + H2O = K(OH) + H
Hg + AgNO3 = Ag + Hg(NO3)2 =>
Hg + 2 AgNO3 = 2 Ag + Hg(NO3)2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
PB(NO3)2 + HCl = PBCl2 + HNO3 =>
PB(NO3)2 + 2 HCl = PBCl2 + 2 HNO3
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
CO2 + K = K2O + C =>
CO2 + 4 K = 2 K2O + C
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
C16H32O2 + C2H6O = C3H8O3 + C18H36O2 =>
17 C16H32O2 + 2 C2H6O = 2 C3H8O3 + 15 C18H36O2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
C16H32O2 + C2H6O = C3H8O3 + C18H36O2 =>
17 C16H32O2 + 2 C2H6O = 2 C3H8O3 + 15 C18H36O2
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
PB(NO3)2 + HCl = PBCl2 + HNO3 =>
PB(NO3)2 + 2 HCl = PBCl2 + 2 HNO3
N + H = NH4 =>
N + 4 H = NH4
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
NH3 + KMnO4 + KOH = KNO3 + K2MnO4 + H2O =>
NH3 + 8 KMnO4 + 9 KOH = KNO3 + 8 K2MnO4 + 6 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C6H8O7 + NaHCO3 = CO2 + H2O + NaC6H5O7 =>
8 C6H8O7 + 9 NaHCO3 = 3 CO2 + 14 H2O + 9 NaC6H5O7
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
CaCO3 + MgO = CaO + MgCO3 =>
CaCO3 + MgO = CaO + MgCO3
Si + Cl = SiCl4 =>
Si + 4 Cl = SiCl4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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