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2 ZNS + 5 O2 = 2 ZNO + 2 SO4
I + H2O2 = HIO2 + H2O =>
2 I + 3 H2O2 = 2 HIO2 + 2 H2O
F2 + NaOH = NaF + O2 + H20 =>
10 F2 + 20 NaOH = 20 NaF + 10 O2 + H20
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgCl + Zn = ZnCl2 + Ag =>
2 AgCl + Zn = ZnCl2 + 2 Ag
AL + H2O = H2 + AL(OH)3 =>
2 AL + 6 H2O = 3 H2 + 2 AL(OH)3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NO + H2 = N2 + H2O =>
2 NO + 2 H2 = N2 + 2 H2O
C6H14 + O2 = H2O + CO2 =>
2 C6H14 + 19 O2 = 14 H2O + 12 CO2
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Cu(OH)2 + C6H12O6 = Cu2O + H2O + C6H12O7 =>
2 Cu(OH)2 + C6H12O6 = Cu2O + 2 H2O + C6H12O7
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
AgNO3 + Cu = CuNO3 + Ag =>
AgNO3 + Cu = CuNO3 + Ag
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu2S = Cu + S =>
Cu2S = 2 Cu + S
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NaSO4 + H2O = NaO + H2SO4 =>
NaSO4 + H2O = NaO + H2SO4
B + H2SO4 = H3BO3 + SO2 =>
2 B + 3 H2SO4 = 2 H3BO3 + 3 SO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MnCl2 + KBrO3 + KOH = MnO2 + KCl + KBr + H2O =>
3 MnCl2 + KBrO3 + 6 KOH = 3 MnO2 + 6 KCl + KBr + 3 H2O
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
Zn(CH3CO2)2 + (NH4)2SO4 = ZnSO4 + NH4CH3CO2 =>
Zn(CH3CO2)2 + (NH4)2SO4 = ZnSO4 + 2 NH4CH3CO2
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
S{-2} + I3 = I{-} + S =>
3 S{-2} + 2 I3 = 6 I{-} + 3 S
FeCl3 + K2C2O5H2 = K3Fe(C2O4)3 + H2O + KCl =>
FeCl3 + 3 K2C2O5H2 = K3Fe(C2O4)3 + 3 H2O + 3 KCl
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
H2So4 + CaO = CaSo4 + H2O =>
H2So4 + CaO = CaSo4 + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Br2 + SO2 + H2O = H2SO4 + HBr =>
Br2 + SO2 + 2 H2O = H2SO4 + 2 HBr
H2O + H4P2O7 = H3PO4 =>
H2O + H4P2O7 = 2 H3PO4
S{-2} + I3 = I{-} + S =>
3 S{-2} + 2 I3 = 6 I{-} + 3 S
MgCl2 = Mg2 + Cl =>
2 MgCl2 = Mg2 + 4 Cl
S{-2} + I = I{-} + S =>
S{-2} + 2 I = 2 I{-} + S
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
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