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2 S2O3{-} + I3{-} + 12 H = 3 I{-} + 4 S + 6 H2O
CaI2 + H2SO4 = CaSO4 + I2 + H2S + H2O =>
4 CaI2 + 5 H2SO4 = 4 CaSO4 + 4 I2 + H2S + 4 H2O
FeS(s) + O2(g) = SO2(g) + Fe2O3(s) =>
4 FeS(s) + 7 O2(g) = 4 SO2(g) + 2 Fe2O3(s)
POCl3 + NaNO2 = NOCl + NaCl + P2O5 =>
2 POCl3 + 3 NaNO2 = 3 NOCl + 3 NaCl + P2O5
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
CH4O + Na2Cr2O7 + H2SO4 = CH2O2 + Cr2(SO4)3 + Na2SO + H2O =>
3 CH4O + Na2Cr2O7 + 4 H2SO4 = 3 CH2O2 + Cr2(SO4)3 + Na2SO + 7 H2O
KHCO3 + H3PO4 = K2HPO4 + H2O + CO2 =>
2 KHCO3 + H3PO4 = K2HPO4 + 2 H2O + 2 CO2
P2O5 + MgSO4 + H2O + NH3 = MgNH4PO4*6H2O + (NH4)2SO4 =>
P2O5 + 2 MgSO4 + 15 H2O + 6 NH3 = 2 MgNH4PO4*6H2O + 2(NH4)2SO4
CH3CO2H + NaH = CH3CO2Na + H2 =>
CH3CO2H + NaH = CH3CO2Na + H2
Ti2(SO4)3 + KClO4 + H2SO4 = Ti(SO4)2 + K2SO4 + Cl2 + H2O =>
7 Ti2(SO4)3 + 2 KClO4 + 8 H2SO4 = 14 Ti(SO4)2 + K2SO4 + Cl2 + 8 H2O
Ag + Al2O3 = AgO2 + Al =>
3 Ag + 2 Al2O3 = 3 AgO2 + 4 Al
Fe{2}{3} + CO = FeCO{2} =>
Fe{2}{3} + CO = FeCO{2}
PB(C2H3O2) + NH4(CO3) = PB(CO3) + NH4(C2H3O2) =>
PB(C2H3O2) + NH4(CO3) = PB(CO3) + NH4(C2H3O2)
HF3 + Li2 = HLi + F2Li =>
4 HF3 + 5 Li2 = 4 HLi + 6 F2Li
H2SiO4 + Ca(OH)2 = CaSiO4 + H2O =>
H2SiO4 + Ca(OH)2 = CaSiO4 + 2 H2O
K2CrO4 + H2O2 = Cr(OH)3 + O2 + KOH =>
2 K2CrO4 + 5 H2O2 = 2 Cr(OH)3 + 4 O2 + 4 KOH
C3H8COOH + C2H5OH = C3H8COOC2H5 + H2O =>
C3H8COOH + C2H5OH = C3H8COOC2H5 + H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
NaF + HBr = HF + NaBr =>
NaF + HBr = HF + NaBr
CH4 + Br2 = CH3Br + HBr2 =>
2 CH4 + 3 Br2 = 2 CH3Br + 2 HBr2
Na2SO3 + H2O + Cl2 = Na2SO4 + HCl =>
Na2SO3 + H2O + Cl2 = Na2SO4 + 2 HCl
HCl + ZnCl2 = ZnH2 + Cl =>
2 HCl + ZnCl2 = ZnH2 + 4 Cl
AsH3 + HNO3 = H3AsO4 + NO2 + H2O =>
AsH3 + 8 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
P(s) + HNO3(aq) + H2O(l) = H3PO4(aq) + NO(g) =>
3 P(s) + 5 HNO3(aq) + 2 H2O(l) = 3 H3PO4(aq) + 5 NO(g)
Fe(NO3)3 + H2SO3 = Fe2(SO3)3 + HNO3 =>
2 Fe(NO3)3 + 3 H2SO3 = Fe2(SO3)3 + 6 HNO3
C4H10O + K2Cr2O7 + H2SO4 = C8H6O4 + K2SO4 + CrSO4 + H2O =>
8 C4H10O + 9 K2Cr2O7 + 27 H2SO4 = 4 C8H6O4 + 9 K2SO4 + 18 CrSO4 + 55 H2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + HOH = NH4OH =>
NH3 + HOH = NH4OH
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4 =>
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4
Ag2CO3 + HNO3 = AgNO3 + CO2 + H2O =>
Ag2CO3 + 2 HNO3 = 2 AgNO3 + CO2 + H2O
(CH2)3 + O2 = H2O + CO2 =>
2(CH2)3 + 9 O2 = 6 H2O + 6 CO2
Fe3O4(s) + CO(g) = CO2(g) + Fe(s) =>
Fe3O4(s) + 4 CO(g) = 4 CO2(g) + 3 Fe(s)
CH3C(CH3)C(CH3)CH3 + KMnO4 + H2O = (CH3)2C(OH)C(OH)(CH3)2 + MnO2 + KOH =>
3 CH3C(CH3)C(CH3)CH3 + 2 KMnO4 + 4 H2O = 3(CH3)2C(OH)C(OH)(CH3)2 + 2 MnO2 + 2 KOH
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
KCl + Na2Pb[Cu(NO2)6] = K2Pb[Cu(NO2)6] + NaCl =>
2 KCl + Na2Pb[Cu(NO2)6] = K2Pb[Cu(NO2)6] + 2 NaCl
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
K2[Zn(OH)4] + HCl = Zn(OH)2 + H2O + KCl =>
K2[Zn(OH)4] + 2 HCl = Zn(OH)2 + 2 H2O + 2 KCl
H2SO4 + Al = Al2SO4 + H2 =>
H2SO4 + 2 Al = Al2SO4 + H2
Br2 + H2S = HBr + S =>
Br2 + H2S = 2 HBr + S
NaCl + H2O = Na + HCl + O2 =>
4 NaCl + 2 H2O = 4 Na + 4 HCl + O2
P4S11 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S11 + 86 HNO3 + 8 H2O = 12 H3PO4 + 33 H2SO4 + 86 NO
Al + I = AlI3 =>
Al + 3 I = AlI3
NO + O2 = NO2 = N2O =>
2 NO + O2 = 2 NO2
Al(OH)3 + H(MnO4) = H2O + Al(MnO4)3 =>
Al(OH)3 + 3 H(MnO4) = 3 H2O + Al(MnO4)3
Sb3P5 = Sb + P =>
Sb3P5 = 3 Sb + 5 P
HNO3 + Sn(OH)2 = Sn(NO3)2 + H2O =>
2 HNO3 + Sn(OH)2 = Sn(NO3)2 + 2 H2O
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