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PbCl4 = PbCl2 + Cl2
In(s) + O2(g) = In2O3(s) =>
4 In(s) + 3 O2(g) = 2 In2O3(s)
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + KHSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 2 KHSO4 + 8 H2O
NaClO4 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NaCl =>
NaClO4 + 4 Zn + 8 NaOH + 4 H2O = 4 Na2[Zn(OH)4] + NaCl
Au + Ag = AuAg =>
Au + Ag = AuAg
C9H12NO2 + NaOH = C9H11NO2 + H2O + Na =>
C9H12NO2 + NaOH = C9H11NO2 + H2O + Na
Fe + HI = FeI2 + H2 =>
Fe + 2 HI = FeI2 + H2
Cu(NO3)2 + H2O = Cu + H2ONO3 =>
Cu(NO3)2 + 2 H2O = Cu + 2 H2ONO3
[Co(NO2)6]{3-} + SO5{2-} + H2O = Co{2+} + NO3{-} + SO4{2-} + H{+} =>
2[Co(NO2)6]{3-} + 11 SO5{2-} + H2O = 2 Co{2+} + 12 NO3{-} + 11 SO4{2-} + 2 H{+}
YO = Y + O2 =>
2 YO = 2 Y + O2
NaClO4 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NaCl =>
NaClO4 + 4 Zn + 8 NaOH + 4 H2O = 4 Na2[Zn(OH)4] + NaCl
Cs + H2 = CsH =>
2 Cs + H2 = 2 CsH
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
H2S + K2SiO3 = K2S + H2SiO3 =>
H2S + K2SiO3 = K2S + H2SiO3
K2SO4 = K2S + O2 =>
K2SO4 = K2S + 2 O2
Li + FeSO4 = Li(SO4)2 + Fe =>
Li + 2 FeSO4 = Li(SO4)2 + 2 Fe
Al(CO3)3 + K = Al + K2CO3 =>
Al(CO3)3 + 6 K = Al + 3 K2CO3
Cu(BrO3)2 + Au(OH)3 = Cu(OH)2 + Au(BrO3)3 =>
3 Cu(BrO3)2 + 2 Au(OH)3 = 3 Cu(OH)2 + 2 Au(BrO3)3
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
CuCl2 + NaCl = NaCl2 + ClCu =>
CuCl2 + NaCl = NaCl2 + ClCu
Mg + HNO3 = Mg(NO3) + N2 + H2O =>
10 Mg + 12 HNO3 = 10 Mg(NO3) + N2 + 6 H2O
CH4 + NO2 = N2 + CO2 + H2O =>
CH4 + 2 NO2 = N2 + CO2 + 2 H2O
HCl + ZnF2 = ZnCl2 + HF =>
2 HCl + ZnF2 = ZnCl2 + 2 HF
FeBr2 = Fe + Br2 =>
FeBr2 = Fe + Br2
Fe2 + S8 = FeS =>
4 Fe2 + S8 = 8 FeS
S2O3 + I2 = S4I4 + O2 =>
2 S2O3 + 2 I2 = S4I4 + 3 O2
CH3CH2CH2COOH + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
CH3CH2CH2COOH + 4 KMnO4 + 6 H2SO4 = 4 CO2 + 10 H2O + 2 K2SO4 + 4 MnSO4
I2 + Cl2 = ICl3 =>
I2 + 3 Cl2 = 2 ICl3
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
Nb(OH)5 + Fe2(SO4)3 = Nb2(SO4)5 + Fe(OH)3 =>
6 Nb(OH)5 + 5 Fe2(SO4)3 = 3 Nb2(SO4)5 + 10 Fe(OH)3
C7H14 = C7H8 + H2 =>
C7H14 = C7H8 + 3 H2
MgH2 + H2O = MgH + H3O =>
MgH2 + H2O = MgH + H3O
MgO + FeO = Fe2O3 + Mg =>
MgO + 2 FeO = Fe2O3 + Mg
H2S + CUO = CUS + H2O =>
H2S + CUO = CUS + H2O
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Cr2(SO)3 + Na2SO4 + H2O + CO2 =>
K2Cr2O7 + 12 Na2C2O4 + 16 H2SO4 = K2SO4 + Cr2(SO)3 + 12 Na2SO4 + 16 H2O + 24 CO2
NaClO4 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NaCl =>
NaClO4 + 4 Zn + 8 NaOH + 4 H2O = 4 Na2[Zn(OH)4] + NaCl
C2H5OH + CrO3 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O =>
3 C2H5OH + 2 CrO3 + 3 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 6 H2O
NaHCO3 + C6H507 = Na3C6H507 + H2O + CO2 =>
531 NaHCO3 + 178 C6H507 = 177 Na3C6H507 + 519 H2O + 537 CO2
Li2SO4 + Mg(NO3)2 = LiNO3 + Mg2(SO4)2 =>
2 Li2SO4 + 2 Mg(NO3)2 = 4 LiNO3 + Mg2(SO4)2
Cu(NO3)2 + BaI2 = CuI2 + Ba(NO3)2 =>
Cu(NO3)2 + BaI2 = CuI2 + Ba(NO3)2
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
As(OH)3 + NaOH = Na3[As(OH)6] =>
As(OH)3 + 3 NaOH = Na3[As(OH)6]
NaClO4 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NaCl =>
NaClO4 + 4 Zn + 8 NaOH + 4 H2O = 4 Na2[Zn(OH)4] + NaCl
C + HO = CO2 + H2 =>
C + 2 HO = CO2 + H2
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
Cr(OH)3 + H2O2 = CrO4 + H2O =>
2 Cr(OH)3 + 5 H2O2 = 2 CrO4 + 8 H2O
NaHCO3 + KOH = NaKCO3 + H2O =>
NaHCO3 + KOH = NaKCO3 + H2O
Al(HCl)3 = AlCl3 + H =>
Al(HCl)3 = AlCl3 + 3 H
Na2CO3 + CO2 + H2O = NaHCO3 = =>
Na2CO3 + CO2 + H2O = 2 NaHCO3
Ar + O = ArO2 =>
Ar + 2 O = ArO2
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