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Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Pb(NO3)2 = Pb0 + NO2 + O2 =>
Pb(NO3)2 = Pb0 + 2 NO2 + O2
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NH4Cl + CaO = CaCl2 + H2O + NH3 =>
2 NH4Cl + CaO = CaCl2 + H2O + 2 NH3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
IO4 + I{-} + H{+} = I2 + H2O =>
2 IO4 + 16 I{-} + 16 H{+} = 9 I2 + 8 H2O
CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(l)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
IO4{-} + I{-} + H{+} = I2 + H2O =>
IO4{-} + 7 I{-} + 8 H{+} = 4 I2 + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H + O2 = H2O =>
4 H + O2 = 2 H2O
CoCO3 + KHSO4 = CoSO4 + K2SO4 + CO2 + H2O =>
CoCO3 + 2 KHSO4 = CoSO4 + K2SO4 + CO2 + H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Br{-} + BrO3{-} + H{+} = Br2 + H2O =>
5 Br{-} + BrO3{-} + 6 H{+} = 3 Br2 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Be(OH)2 = BeO + H2O =>
Be(OH)2 = BeO + H2O
H2S + Cr2O7{-2} + H{+} = Cr2O3{+3} + S + H2O =>
3 H2S + 2 Cr2O7{-2} + 10 H{+} = 2 Cr2O3{+3} + 3 S + 8 H2O
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Zn + HNO3 = N2O + Zn(NO3)2 + H2O =>
4 Zn + 10 HNO3 = N2O + 4 Zn(NO3)2 + 5 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2Cr2O7 + H2O2 = Cr2O3 + O2 + KOH =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
NH4OH + AlCl3 = Al(OH)3 + NH4Cl =>
3 NH4OH + AlCl3 = Al(OH)3 + 3 NH4Cl
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
H2S + Cr2O7{-2} + H{+} = Cr2O3 + S8 + H2O =>
24 H2S + 8 Cr2O7{-2} + 16 H{+} = 8 Cr2O3 + 3 S8 + 32 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg(OH)2 + P2O5 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + P2O5 = Mg3(PO4)2 + 3 H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
N2O3 = NO + NO2 =>
N2O3 = NO + NO2
P + Ba(OH)2 + H2O = PH3 + Ba(H2PO2)2 =>
8 P + 3 Ba(OH)2 + 6 H2O = 2 PH3 + 3 Ba(H2PO2)2
NH3 + O3 = NO3 + H20 =>
20 NH3 + 20 O3 = 20 NO3 + 3 H20
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O =>
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O
PH3 + H2O + AgNO3 = Ag + HNO3 + H3PO4 =>
PH3 + 4 H2O + 8 AgNO3 = 8 Ag + 8 HNO3 + H3PO4
CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + CO2 + NaCl =>
3 Na2CO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 6 NaCl
Ag + ZnCl2 = Zn + AgCl =>
2 Ag + ZnCl2 = Zn + 2 AgCl
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O =>
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O
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