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Mg + 2(conc)H2SO4 = MgSO4 + 2 H2O + SO2
H2SO4 + Al + H3O{+} = Al{+} + H2S + H2O =>
H2SO4 + 8 Al + 8 H3O{+} = 8 Al{+} + H2S + 12 H2O
CrO + H = Cr + HO =>
CrO + H = Cr + HO
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
TiCl3 + KBiO3 + HCl = KCl + H2O + BiCl3 + TiOCl2 =>
2 TiCl3 + KBiO3 + 2 HCl = KCl + H2O + BiCl3 + 2 TiOCl2
SO2 + KIO4 + H2O = H2SO4 + KI =>
4 SO2 + KIO4 + 4 H2O = 4 H2SO4 + KI
Sn(s) + Fe(NO3)2(aq) = Sn(NO3)2(aq) + Fe(s) =>
Sn(s) + Fe(NO3)2(aq) = Sn(NO3)2(aq) + Fe(s)
CH3COOH + HBr = CH3COBr + H2O =>
CH3COOH + HBr = CH3COBr + H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
NF4 = N + F =>
NF4 = N + 4 F
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CuNaHO = CuONaH =>
CuNaHO = CuONaH
K2CrO4 + NH3 = K2 + NH3CrO4 =>
K2CrO4 + NH3 = K2 + NH3CrO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)
CuO + N = CuN + O =>
CuO + N = CuN + O
Ag + Na2S2O8 = Ag2SO4 + Na2SO4 =>
2 Ag + Na2S2O8 = Ag2SO4 + Na2SO4
Al(oh)3 + H2SO4 = Al2(SO4)3 + H2 =>
2 Al(oh)3 + 9 H2SO4 = 3 Al2(SO4)3 + 9 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
Ca + O2 = CaO2 =>
Ca + O2 = CaO2
Zn + H2O2 = ZnO + H2 =>
2 Zn + H2O2 = 2 ZnO + H2
Na2SO3 + CO = Na2S + CO2 =>
Na2SO3 + 3 CO = Na2S + 3 CO2
NO3 + H3O = NO + H2O =>
NO3 + 4 H3O = NO + 6 H2O
BeCl2 + O2 = Be(ClO3)2 =>
BeCl2 + 3 O2 = Be(ClO3)2
C10H19O3N + H2O + CO2 = CH3COOH + NH3 =>
4 C10H19O3N + 18 H2O + 10 CO2 = 25 CH3COOH + 4 NH3
ZnCO3 + Cu = CuCO3 + Zn =>
ZnCO3 + Cu = CuCO3 + Zn
NaNO3 + Ca(HCO3)2 = NaHCO3 + Ca(NO3)2 =>
2 NaNO3 + Ca(HCO3)2 = 2 NaHCO3 + Ca(NO3)2
C12H22O11 + CuO = Cu + CO2 + H2O =>
C12H22O11 + 24 CuO = 24 Cu + 12 CO2 + 11 H2O
Pb(s) + Ag(NO3)(aq) = Ag(s) + Pb(NO3)2(aq) =>
Pb(s) + 2 Ag(NO3)(aq) = 2 Ag(s) + Pb(NO3)2(aq)
Na(s) + O2(aq) = Na2O(s) =>
4 Na(s) + O2(aq) = 2 Na2O(s)
Ca + Al(NO3)3 = Ca3Al2 + NO3 =>
3 Ca + 2 Al(NO3)3 = Ca3Al2 + 6 NO3
Fe2(SO4)3 + K4Fe(CN)6 = KFe(Fe(CN)6) + K2SO4 =>
Fe2(SO4)3 + 2 K4Fe(CN)6 = 2 KFe(Fe(CN)6) + 3 K2SO4
CuSO3 + HF = CuF2 + H2SO3 =>
CuSO3 + 2 HF = CuF2 + H2SO3
S2 + CO = SO2 + C2 =>
S2 + 4 CO = 2 SO2 + 2 C2
C6H8O7 + OH = C6H6O7 + H2O =>
C6H8O7 + 2 OH = C6H6O7 + 2 H2O
NaCH3COO + H2O = NaCH3COOH + OH =>
NaCH3COO + H2O = NaCH3COOH + OH
FeOHSO4 + NaOH = NaFeO2 + Na2SO4 + H2O =>
FeOHSO4 + 3 NaOH = NaFeO2 + Na2SO4 + 2 H2O
Fe(HCO3)2 + O2 + H2O = Fe(OH)3 + CO2 =>
4 Fe(HCO3)2 + O2 + 2 H2O = 4 Fe(OH)3 + 8 CO2
H2O + As + HClO3 = H3AsO4 + HClO =>
6 H2O + 4 As + 5 HClO3 = 4 H3AsO4 + 5 HClO
Al(s) + HgCl2(aq) = AlCl3(aq) + Hg(l) =>
2 Al(s) + 3 HgCl2(aq) = 2 AlCl3(aq) + 3 Hg(l)
Zm + HSO4 = ZmSO4 + H2 =>
2 Zm + 2 HSO4 = 2 ZmSO4 + H2
NiSO4 + H2O = NiSO4(H2O)6 =>
NiSO4 + 6 H2O = NiSO4(H2O)6
Br(l) + KI(aq) = BrKI =>
Br(l) + KI(aq) = BrKI
NaHCO3 + HCl = Na2HCO3 + H2O + CO2 + Cl2 =>
4 NaHCO3 + 2 HCl = 2 Na2HCO3 + 2 H2O + 2 CO2 + Cl2
C19H34O2 + O2 = CO2 + H2O =>
2 C19H34O2 + 53 O2 = 38 CO2 + 34 H2O
Mn(OH)2 + H3O{+} + NaBiO3 = MnO4{-} + Bi{2+} + H2O + Na{+} =>
3 Mn(OH)2 + 12 H3O{+} + 5 NaBiO3 = 3 MnO4{-} + 5 Bi{2+} + 21 H2O + 5 Na{+}
Sr + H3PO3 = H2 + SrPO3 =>
2 Sr + 2 H3PO3 = 3 H2 + 2 SrPO3
CuSO{4} + Fe = FeSO{4} + Cu =>
CuSO{4} + Fe = FeSO{4} + Cu
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