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Zn + H2SO4 = ZnS + 2 H + 4 O
Hg + H2S + O2 = Hg2S + H2O =>
4 Hg + 2 H2S + O2 = 2 Hg2S + 2 H2O
CuSO4 + KNO3 = K2SO4 + Cu(NO3)2 =>
CuSO4 + 2 KNO3 = K2SO4 + Cu(NO3)2
RhO3 = O2 + RhO =>
RhO3 = O2 + RhO
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2(g) =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2(g)
MnO4{-} + SCN{-} + H{+}H2O = Mn{2+} + HSO4{-} + CO2 + NO3{-} + H2O =>
16 MnO4{-} + 5 SCN{-} + 43 H{+}H2O = 16 Mn{2+} + 5 HSO4{-} + 5 CO2 + 5 NO3{-} + 19 H2O
CuSO4 + NaOH + C6H12O6 = Cu2O + Na2SO4 + C6H12O7 + H2O =>
2 CuSO4 + 4 NaOH + C6H12O6 = Cu2O + 2 Na2SO4 + C6H12O7 + 2 H2O
Na2SiO3 + CH3COOH = NaCH3COO + H2SiO3 =>
Na2SiO3 + 2 CH3COOH = 2 NaCH3COO + H2SiO3
HCl + H2WO4 + Zn = W5O14 + ZnCl2 + H2O =>
2 HCl + 5 H2WO4 + Zn = W5O14 + ZnCl2 + 6 H2O
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
Fe2S3 + NaOH = Fe(OH)3 + Na2S =>
Fe2S3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2S
AlCl3 + Zn(OH)2 = ZnCl2 + Al(OH)3 =>
2 AlCl3 + 3 Zn(OH)2 = 3 ZnCl2 + 2 Al(OH)3
Cl + KI = K + ICl =>
Cl + KI = K + ICl
CuCl + Li2CO3 = Cu2CO3 + ClLi =>
2 CuCl + Li2CO3 = Cu2CO3 + 2 ClLi
SiCl4 + C = Si + CCl4 =>
SiCl4 + C = Si + CCl4
NaClO2 + NaHSO4 = Na2SO4 + ClO2 + H =>
NaClO2 + NaHSO4 = Na2SO4 + ClO2 + H
KF + BaBr2 = BaF2 + KBr =>
2 KF + BaBr2 = BaF2 + 2 KBr
Ni + O2 = Ni2O3 =>
4 Ni + 3 O2 = 2 Ni2O3
NI3(s) = N2(g) + I2(g) =>
2 NI3(s) = N2(g) + 3 I2(g)
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)2 + Mg =>
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)2 + Mg
K + Ni(C2H3O2)2 = Ni + KC2H3O2 =>
2 K + Ni(C2H3O2)2 = Ni + 2 KC2H3O2
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
HCOOH + HCOOK = KH(COOH)2 =>
HCOOH + HCOOK = KH(COOH)2
H2O + Fe = Fe3O4 + H10 =>
20 H2O + 15 Fe = 5 Fe3O4 + 4 H10
S2O2 + H2O = S2 + HO2 =>
3 S2O2 + 2 H2O = 3 S2 + 4 HO2
UO2(s) + HF(l) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O(l)
KOH + MnO2 + H2SO4 = KMnO4 + MnSO4 + H2O =>
2 KOH + 5 MnO2 + 3 H2SO4 = 2 KMnO4 + 3 MnSO4 + 4 H2O
C6H5Br + CO2 + HCl = C6H5COOH + Cl + Br =>
C6H5Br + CO2 + HCl = C6H5COOH + Cl + Br
CH2 + H2O = CH4 + CO2 =>
4 CH2 + 2 H2O = 3 CH4 + CO2
CH3CH2OH + HF = CH3CH2 + FH2O =>
CH3CH2OH + HF = CH3CH2 + FH2O
Pb + Pb(O2)4 + HSO4 = PbSO4 + H2O =>
15 Pb + Pb(O2)4 + 16 HSO4 = 16 PbSO4 + 8 H2O
Na2CO3 + C6H5COOH = C6H5COONa + H2O + CO2 =>
Na2CO3 + 2 C6H5COOH = 2 C6H5COONa + H2O + CO2
Ca3(PO4)2 + Si2O4 + C = P4 + CaSi4 + CO =>
2 Ca3(PO4)2 + 12 Si2O4 + 64 C = P4 + 6 CaSi4 + 64 CO
C6H5SO3Na + NaOH = C6H5ONa + Na2SO3 + H2O =>
C6H5SO3Na + 2 NaOH = C6H5ONa + Na2SO3 + H2O
MoBr4 + HClO3 + Br2 = MoCl5 + HBrO3 =>
2 MoBr4 + 10 HClO3 + Br2 = 2 MoCl5 + 10 HBrO3
ZnSO4 + Pt = PtSO4 + Zn =>
ZnSO4 + Pt = PtSO4 + Zn
UO2 + Mg = MgO + U =>
UO2 + 2 Mg = 2 MgO + U
(PO4)2 = P + O =>
(PO4)2 = 2 P + 8 O
C3H5COOH + NH3 = C3H5COONH4 =>
C3H5COOH + NH3 = C3H5COONH4
HFr = FrH =>
HFr = FrH
HCl + Br = BrCl + H =>
HCl + Br = BrCl + H
BaCl2 + KMnO4 = KBaO + MnCl2 + O =>
BaCl2 + KMnO4 = KBaO + MnCl2 + 3 O
P2O3 + NH4OH = (NH4)2PHO3 + H2O =>
P2O3 + 4 NH4OH = 2(NH4)2PHO3 + H2O
Br2 + Cl2 = Br3Cl =>
3 Br2 + Cl2 = 2 Br3Cl
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Al(s) + Fe2O3(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + Fe2O3(s) = 2 Fe(s) + Al2O3(s)
Fe2O3H2O + HCl = FeCl2 + H2O + O2 =>
2 Fe2O3H2O + 8 HCl = 4 FeCl2 + 6 H2O + O2
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
CaCl2 + NaHCO3 = NaCl + CaCO3 + CO2 + H2O =>
CaCl2 + 2 NaHCO3 = 2 NaCl + CaCO3 + CO2 + H2O
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
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