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Fe2O3 + 3 CO = 3 CO2 + 2 Fe
H3PO4 = H2O + P2O5 =>
2 H3PO4 = 3 H2O + P2O5
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KNO2 + KMnO4 + H2O = KNO3 + MnO2 + KOH =>
3 KNO2 + 2 KMnO4 + H2O = 3 KNO3 + 2 MnO2 + 2 KOH
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
PH3 + O2 = H2O + P2O5 =>
2 PH3 + 4 O2 = 3 H2O + P2O5
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
KMnO4 + H2SO4 + K2C2O4 = CO2 + K2SO4 + MnO2 + H2O =>
2 KMnO4 + 4 H2SO4 + 3 K2C2O4 = 6 CO2 + 4 K2SO4 + 2 MnO2 + 4 H2O
NaHSO3 + HClO = H2SO4 + HCl + Na2SO4 =>
2 NaHSO3 + 2 HClO = H2SO4 + 2 HCl + Na2SO4
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
PbO + C = CO + Pb =>
PbO + C = CO + Pb
C2H5NH2 + HCL = C2H5NH3CL =>
C2H5NH2 + HCL = C2H5NH3CL
Mg + S = MgS =>
Mg + S = MgS
H2S + LiOH = Li2S + H2O =>
H2S + 2 LiOH = Li2S + 2 H2O
C2H3ClO2 + NH3 = C2H5NO2 + NH4Cl =>
C2H3ClO2 + 2 NH3 = C2H5NO2 + NH4Cl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2O2 + KNO2 = KNO3 + H20 =>
10 H2O2 + 20 KNO2 = 20 KNO3 + H20
Nb + Pr + NaN3 = Na40Nb8Pr10 + N2 =>
8 Nb + 10 Pr + 40 NaN3 = Na40Nb8Pr10 + 60 N2
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SN + HNO3 = SNO2 + NO2 + H2O =>
SN + 4 HNO3 = SNO2 + 4 NO2 + 2 H2O
SN + HNO3 = SO2 + NO2 + H2O =>
SN + 8 HNO3 = SO2 + 9 NO2 + 4 H2O
K + I2 = KI =>
2 K + I2 = 2 KI
HNO3 + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 HNO3 + Cu(OH)2 = Cu(NO3)2 + 2 H2O
C3H(NO3)3 = N2 + H2O + CO2 + O2 =>
4 C3H(NO3)3 = 6 N2 + 2 H2O + 12 CO2 + 5 O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
HBr + Ca(OH)2 = H2O + CaBr2 =>
2 HBr + Ca(OH)2 = 2 H2O + CaBr2
H2SO4 + Al(OH)3 = H2O + Al2(SO4)3 =>
3 H2SO4 + 2 Al(OH)3 = 6 H2O + Al2(SO4)3
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
V2O4 + O2 = V2O5 =>
2 V2O4 + O2 = 2 V2O5
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Br + K(OH) = KBr + KBrO + H2O =>
2 Br + 2 K(OH) = KBr + KBrO + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cr + H2So4 = Cr2(So4)3 + H2 =>
2 Cr + 3 H2So4 = Cr2(So4)3 + 3 H2
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
AGNO3 + KI = AGI + KNO3 =>
AGNO3 + KI = AGI + KNO3
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
CuCl2 + Mn = MnCl2 + Cu =>
CuCl2 + Mn = MnCl2 + Cu
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