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2(PbCO3)2*Pb(OH)2 + 3 O2 = 4 CO2 + 2 H2O + 6 PbO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KNO2HI = KIHNO2 =>
KNO2HI = KIHNO2
KNO3 = KNOO2 =>
KNO3 = KNOO2
Ba(NO3)2 + SO4 = BaSO4 + NO3 =>
Ba(NO3)2 + SO4 = BaSO4 + 2 NO3
C6H5COC3H7 + O2 = CO2 + H2O =>
2 C6H5COC3H7 + 25 O2 = 20 CO2 + 12 H2O
Fe + H2SO4(p) = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4(p) = Fe2(SO4)3 + 3 H2
AgF + I2 = AgI + F2 =>
2 AgF + I2 = 2 AgI + F2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + NH3 + H2O = Cu(OH)2 + NH4 =>
Cu + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4
Sr(s) + H2SO4(aq) = SrSO4(aq) + H2(g) =>
Sr(s) + H2SO4(aq) = SrSO4(aq) + H2(g)
HClO4 + NaOH2 = ClO4 + NaOH3 =>
HClO4 + NaOH2 = ClO4 + NaOH3
HCl(ac) + Al = AlCl3 + H2(g) =>
6 HCl(ac) + 2 Al = 2 AlCl3 + 3 H2(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
FeKNO3 = FeNO3K =>
FeKNO3 = FeNO3K
Nb + O2 = Nb2O5 =>
4 Nb + 5 O2 = 2 Nb2O5
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
MgHPO4 = Mg2P2O7 + H2O =>
2 MgHPO4 = Mg2P2O7 + H2O
Ni(OH)2 = NiO + H2O =>
Ni(OH)2 = NiO + H2O
Zn(OH)2 + CH3COOH = Zn(CH3COO)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = Zn(CH3COO)2 + 2 H2O
Zn(OH)2 + NaNO3 = Zn(NO3)2 + Na(OH) =>
Zn(OH)2 + 2 NaNO3 = Zn(NO3)2 + 2 Na(OH)
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Cu + HCl + KNO3 = KCl + CuCl + NO2 + H2O =>
Cu + 2 HCl + KNO3 = KCl + CuCl + NO2 + H2O
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
C2H5OH + Cr2O72{-} + H{+} = CH3CO2H + H2O + Cr3{+} =>
427 C2H5OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3CO2H + 437 H2O + 8 Cr3{+}
NaHSO3 + NaOH = Na2SO3 + H2O =>
NaHSO3 + NaOH = Na2SO3 + H2O
CuBr2 = Cu + Br =>
CuBr2 = Cu + 2 Br
Zn2SO4 + Mg = Zn + MgSO4 =>
Zn2SO4 + Mg = 2 Zn + MgSO4
Na + H = Na2H3 =>
2 Na + 3 H = Na2H3
KNO3Ca(OH)2 = Ca(NO3)K(OH)2 =>
KNO3Ca(OH)2 = Ca(NO3)K(OH)2
NaS + HCl = NaCl + H2S2 =>
2 NaS + 2 HCl = 2 NaCl + H2S2
HI + Fe(OH)2 = Fe(I)2 + H2O =>
2 HI + Fe(OH)2 = Fe(I)2 + 2 H2O
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH3SO4 + Cu(OH) = CH3OH + CuSO4 =>
CH3SO4 + Cu(OH) = CH3OH + CuSO4
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Sr(s) + Br(g) = SrBr =>
Sr(s) + Br(g) = SrBr
P4 + S = P4S6 =>
P4 + 6 S = P4S6
KI(aq) + (NH4)2S2O8(aq) = I2(aq) + K2SO4(aq) + (NH4)2SO4 =>
2 KI(aq) + (NH4)2S2O8(aq) = I2(aq) + K2SO4(aq) + (NH4)2SO4
C7H14 + KMnO4 = C7H5O2K + MnO2 + KOH + H2O =>
C7H14 + 4 KMnO4 = C7H5O2K + 4 MnO2 + 3 KOH + 3 H2O
Fe2O3 + Cl2 + NaOH = Na2FeO4 + NaCl + H2O =>
Fe2O3 + 3 Cl2 + 10 NaOH = 2 Na2FeO4 + 6 NaCl + 5 H2O
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s)
Na2SO3 + BaS = Na2S + BaSO3 =>
Na2SO3 + BaS = Na2S + BaSO3
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