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2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NaH2PO4 + H2SO4 = Na2SO4 + H3PO4 =>
2 NaH2PO4 + H2SO4 = Na2SO4 + 2 H3PO4
NaOH + Al2(SO4)3 = Al(OH)3 + Na2SO4 =>
6 NaOH + Al2(SO4)3 = 2 Al(OH)3 + 3 Na2SO4
KIO3 + KI + C6H8O7 = C6H5K3O7 + H2O + I3 =>
KIO3 + 5 KI + 2 C6H8O7 = 2 C6H5K3O7 + 3 H2O + 2 I3
CoCl2 + NH4OH = [Co(NH3)6](OH)2 + NH4Cl + H2O =>
CoCl2 + 8 NH4OH = [Co(NH3)6](OH)2 + 2 NH4Cl + 6 H2O
Na + O2 = NaO2 =>
Na + O2 = NaO2
O2{-} = O2 + e =>
O2{-} = O2 + e
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NiCl2 + NH4OH = [Ni(NH3)6]Cl2 + H2O =>
NiCl2 + 6 NH4OH = [Ni(NH3)6]Cl2 + 6 H2O
Fe + Cl2 = FeCl =>
2 Fe + Cl2 = 2 FeCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
Hydrogen + oxygen = H2O =>
2 H2 + O2 = 2 H2O
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
O2{-} = O2 + e =>
O2{-} = O2 + e
K{+} + e = K =>
K{+} + e = K
Mg + H2O = H2 + Mg(OH) =>
2 Mg + 2 H2O = H2 + 2 Mg(OH)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ti(OH)4 + HCl = TiCl4 + H2O =>
Ti(OH)4 + 4 HCl = TiCl4 + 4 H2O
Al3{+} + e = Al =>
Al3{+} + e = 3 Al
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NiSO4 + NaOH + Br2 = NiOOH + NaBr + Na2SO4 + H2O =>
2 NiSO4 + 6 NaOH + Br2 = 2 NiOOH + 2 NaBr + 2 Na2SO4 + 2 H2O
NaIO3 + Na(BH4) = NaI + B(OH)3 + NaOH =>
4 NaIO3 + 3 Na(BH4) = 4 NaI + 3 B(OH)3 + 3 NaOH
H2SO4 + NO2 + H2O = H2S + HNO3 =>
H2SO4 + 8 NO2 + 4 H2O = H2S + 8 HNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H4(g) + O2(g) = CO2(g) + H2O(l) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(l)
C4H10O(l) + O2(g) = CO2(g) + H2O(l) =>
C4H10O(l) + 6 O2(g) = 4 CO2(g) + 5 H2O(l)
NiCl2 + NH4OH = [Ni(NH3)6](OH)2 + H2O + NH4Cl =>
NiCl2 + 8 NH4OH = [Ni(NH3)6](OH)2 + 6 H2O + 2 NH4Cl
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
S + O2 = SO2 =>
S + O2 = SO2
Ba(OH)2 + AlCl3 = Al(OH)3 + BaCl2 =>
3 Ba(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 BaCl2
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CH3OH + O2 = HCOOH + H2O =>
CH3OH + O2 = HCOOH + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CH3OC2H5 + O2 = CO2 + H2O =>
2 CH3OC2H5 + 9 O2 = 6 CO2 + 8 H2O
NaHCO3(s) + CH3COOH(aq) = H2O(l) + CH3COONa(aq) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = H2O(l) + CH3COONa(aq) + CO2(g)
NaHCO3 + CH3COOH = H2O + CH3COONa + CO2 =>
NaHCO3 + CH3COOH = H2O + CH3COONa + CO2
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