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4 NH3 + 7 O2 = 4 NO2 + 6 H2O
HS{-} + O2 = SO42{-} + H2O =>
4 HS{-} + 85 O2 = 4 SO42{-} + 2 H2O
Fe2(SO4)3 + KCNS = K2SO4 + Fe(CNS)3 =>
Fe2(SO4)3 + 6 KCNS = 3 K2SO4 + 2 Fe(CNS)3
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
CuSO4 + Na2S2O3 + H2O = CuS + Na2SO4 + H2SO4 =>
CuSO4 + Na2S2O3 + H2O = CuS + Na2SO4 + H2SO4
Cr + CuCl = Cu + CrCl3 =>
Cr + 3 CuCl = 3 Cu + CrCl3
Fe(NO3)3 = FeO + NO2 + O2 =>
Fe(NO3)3 = FeO + 3 NO2 + O2
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
Pb(s) + S8(s) + O2(g) = PbSO4(s) =>
8 Pb(s) + S8(s) + 16 O2(g) = 8 PbSO4(s)
CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2
Ba(HCO3)2 + Zn(OH)2 = Ba(OH)2 + Zn(HCO3)2 =>
Ba(HCO3)2 + Zn(OH)2 = Ba(OH)2 + Zn(HCO3)2
AlCl3 + Nh4OH = Al(OH)3 + Nh4Cl =>
AlCl3 + 3 Nh4OH = Al(OH)3 + 3 Nh4Cl
Re2O7 = ReO3 + O2 =>
2 Re2O7 = 4 ReO3 + O2
Ca3(PO4)2 + Pb(NO3)2 = Ca(NO3)2 + Pb3(PO4)2 =>
Ca3(PO4)2 + 3 Pb(NO3)2 = 3 Ca(NO3)2 + Pb3(PO4)2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
SnO2 + H2 = Sn2 + H2O =>
2 SnO2 + 4 H2 = Sn2 + 4 H2O
Mg + NH3 = Mg2(NH3) =>
2 Mg + NH3 = Mg2(NH3)
C2H4 + O2(g) = CO2 + H2O =>
C2H4 + 3 O2(g) = 2 CO2 + 2 H2O
C2N2H8 + O2 = CO2 + N2 + H2O =>
C2N2H8 + 4 O2 = 2 CO2 + N2 + 4 H2O
(Ce(NO3)4) + Al(NO3)3 + CH4N2O = CeAl2O4 + CO2 + H2O + N2 =>
3(Ce(NO3)4) + 6 Al(NO3)3 + 26 CH4N2O = 3 CeAl2O4 + 26 CO2 + 52 H2O + 41 N2
HNO3 + Ca = Ca(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Ca = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
CuSO3 = Cu + S + O =>
CuSO3 = Cu + S + 3 O
Mn + AgNO3 = Ag + MnNO3 =>
Mn + AgNO3 = Ag + MnNO3
Fe + MnO4 = Mn + Fe2O3 =>
8 Fe + 3 MnO4 = 3 Mn + 4 Fe2O3
Li + H2SO4 = LiHSO4 + SO2 + H2O =>
2 Li + 3 H2SO4 = 2 LiHSO4 + SO2 + 2 H2O
KOH + H2CrO4 = K2CrO4 + H2O =>
2 KOH + H2CrO4 = K2CrO4 + 2 H2O
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
PbO2(s) + H2SO4(aq) + Pb(s) = PbSO4(s) + H2O =>
PbO2(s) + 2 H2SO4(aq) + Pb(s) = 2 PbSO4(s) + 2 H2O
N2O5 + NaOH = Na2N2O6 + H2O =>
N2O5 + 2 NaOH = Na2N2O6 + H2O
Na + HNO3 = HNa + NO3 =>
Na + HNO3 = HNa + NO3
CH3CI + H2 = C2H6 + HCI =>
2 CH3CI + H2 = C2H6 + 2 HCI
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
FeSO4 + CaCI2 = CaSO4 + FeCI2 =>
FeSO4 + CaCI2 = CaSO4 + FeCI2
Li + F2(s) = Li2F(s) =>
4 Li + F2(s) = 2 Li2F(s)
BaCO3 + CH3COOH = Ba(CH3COO) + CO2 + H2O =>
8 BaCO3 + 9 CH3COOH = 8 Ba(CH3COO) + 10 CO2 + 6 H2O
Mg + H2O = Mg(OH)2 + H2 = =>
Mg + 2 H2O = Mg(OH)2 + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HOBr = HO + Br =>
HOBr = HO + Br
CH3COOAg + HNO3 = CH3COOH + AgNO3 =>
CH3COOAg + HNO3 = CH3COOH + AgNO3
Na + HBr = NaBr2 + H2 =>
Na + 2 HBr = NaBr2 + H2
O + Mg2 = MgO =>
2 O + Mg2 = 2 MgO
MnO + HCl = MnCl + Cl2 + H2O =>
2 MnO + 4 HCl = 2 MnCl + Cl2 + 2 H2O
CaCO3(s) + C4H5KO6(aq) = C4H4CaO6(s) + C4H4K2O6(aq) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 C4H5KO6(aq) = C4H4CaO6(s) + C4H4K2O6(aq) + CO2(g) + H2O(l)
CaSO4 + CH3CH2OH = CaOH + CH3CH2SO4 =>
CaSO4 + CH3CH2OH = CaOH + CH3CH2SO4
MgSO4 + NaPO4 = Mg(PO4)2 + Na2SO4 =>
MgSO4 + 2 NaPO4 = Mg(PO4)2 + Na2SO4
As2S2 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As2S2 + 22 HNO3 = 2 H3AsO4 + 2 H2SO4 + 22 NO2 + 6 H2O
(NH4)2 + Cr2O7 = N2 + CrO + H2O =>
5(NH4)2 + 4 Cr2O7 = 5 N2 + 8 CrO + 20 H2O
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