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2 FeS + 3 Cl2 = 2 FeCl3 + 2 S
CO2 + FeO = Fe + C2(O2)4 =>
2 CO2 + 4 FeO = 4 Fe + C2(O2)4
ZnBr2AgNO3 = ZnNO3AgBr2 =>
ZnBr2AgNO3 = ZnNO3AgBr2
CaCl2 + Fe(PO4)3 = Ca(PO4)2 + FeCl3 =>
3 CaCl2 + 2 Fe(PO4)3 = 3 Ca(PO4)2 + 2 FeCl3
Sr + I = SrI =>
Sr + I = SrI
C14H12 + C2H4O2 = C14H12O2 + C2H4 =>
C14H12 + C2H4O2 = C14H12O2 + C2H4
Pb2Cl2 + NH4OH = Pb + PbNH2Cl + NH4Cl + H2O =>
Pb2Cl2 + 2 NH4OH = Pb + PbNH2Cl + NH4Cl + 2 H2O
NH4NO3 + NaOH = NaNH4 + OHNO3 =>
NH4NO3 + NaOH = NaNH4 + OHNO3
Hg(NO3)2(aq) + Na2S(aq) = HgS + NaNO3 =>
Hg(NO3)2(aq) + Na2S(aq) = HgS + 2 NaNO3
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Na2SO4(H2O)9 = Na2SO4 + H2O =>
Na2SO4(H2O)9 = Na2SO4 + 9 H2O
NaHCO3 + CH3OOH = Na + H2O + CO2 =>
4 NaHCO3 + CH3OOH = 4 Na + 4 H2O + 5 CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu + AgNO3 = Cu(NO3)2(aq) + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2(aq) + 2 Ag
HBrO2 = HBrO3 + HBr =>
3 HBrO2 = 2 HBrO3 + HBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4Cl + Pb(C2H3O2)2 = NH4C2H3O2 + PbCl2 =>
2 NH4Cl + Pb(C2H3O2)2 = 2 NH4C2H3O2 + PbCl2
NaIO3 + Cl2 = NaClO3 + I2 =>
2 NaIO3 + Cl2 = 2 NaClO3 + I2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NaOH + NH4NO3 = NaNO3 + H2O + NH3 =>
NaOH + NH4NO3 = NaNO3 + H2O + NH3
BaSO4 + C = BaS + CO2 =>
BaSO4 + 2 C = BaS + 2 CO2
Cu(NO3)2 + C6H8O7 = Cu2O + N2 + H2O + CO2 =>
18 Cu(NO3)2 + 11 C6H8O7 = 9 Cu2O + 18 N2 + 44 H2O + 66 CO2
O2(g) + HNO2(g) = HNO3(g) =>
O2(g) + 2 HNO2(g) = 2 HNO3(g)
(NH4)3PO4(aq) + Zn(NO3)2(aq) = NH4NO3(aq) + Zn3(PO4)2(s) =>
2(NH4)3PO4(aq) + 3 Zn(NO3)2(aq) = 6 NH4NO3(aq) + Zn3(PO4)2(s)
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
HI + HNO3 = NO + H2O + I =>
3 HI + HNO3 = NO + 2 H2O + 3 I
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
K2C2O4 + H2O = K + H2C2O4 + OH =>
K2C2O4 + 2 H2O = 2 K + H2C2O4 + 2 OH
ZnS + HNO3 = Zn(NO3)2 + NO + S + H2O =>
3 ZnS + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 S + 4 H2O
MgCl2 + K2SO4 = KCl + MgSO4 =>
MgCl2 + K2SO4 = 2 KCl + MgSO4
Cu + AgNO3 = Cu(NO3)2(aq) + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2(aq) + 2 Ag
Sc + NaOH + H2O = Na3[Sc(OH)6] + H2 =>
2 Sc + 6 NaOH + 6 H2O = 2 Na3[Sc(OH)6] + 3 H2
Ca10F2P6O24 + H2SO4 = CaH4P2O8 + HF + CaSO4 =>
Ca10F2P6O24 + 7 H2SO4 = 3 CaH4P2O8 + 2 HF + 7 CaSO4
SO3 + Fe(OH)3 = FeOHSO4 + H2O =>
SO3 + Fe(OH)3 = FeOHSO4 + H2O
Sn + Cu(SO4) = SnSO4 + Cu =>
Sn + Cu(SO4) = SnSO4 + Cu
FeS + CN = Fe(CN)2 + S =>
FeS + 2 CN = Fe(CN)2 + S
As2S3 + H2O2 + OH{-} = AsO4{3-} + SO4{2-} + H2O =>
As2S3 + 14 H2O2 + 12 OH{-} = 2 AsO4{3-} + 3 SO4{2-} + 20 H2O
Al + F2 = AlF3 =>
2 Al + 3 F2 = 2 AlF3
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
AlI3 + KOH = KI + Al(OH)3 =>
AlI3 + 3 KOH = 3 KI + Al(OH)3
Ca + PO4 = Ca3(PO4)2 =>
3 Ca + 2 PO4 = Ca3(PO4)2
(CH3CO)2OH2O = CH3COOH =>
(CH3CO)2OH2O = 2 CH3COOH
Na2 + SO4Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2 + SO4Sr(NO3)2 = 2 NaNO3 + SrSO4
HI + PBC2O6 = H2O + CO2 + PBI4 =>
4 HI + PBC2O6 = 2 H2O + 2 CO2 + PBI4
MnO + Cl2 = MnCl7 + O2 =>
2 MnO + 7 Cl2 = 2 MnCl7 + O2
H2O + Cu = H + CuO =>
H2O + Cu = 2 H + CuO
Ba + PO4 = Ba3(PO4)2 =>
3 Ba + 2 PO4 = Ba3(PO4)2
(NH4)2SO3 + H3PO4 = (NH4)3PO4 + H2SO3 =>
3(NH4)2SO3 + 2 H3PO4 = 2(NH4)3PO4 + 3 H2SO3
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