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H2SO4 + 2 KOH = K2SO4 + 2 H2O
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
Ni + NH3 = Ni(NH3)6 =>
Ni + 6 NH3 = Ni(NH3)6
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Ta + O = Ta2O5 =>
2 Ta + 5 O = Ta2O5
FeCl3 + KBr = FeBr2 + KCl + Br2 =>
2 FeCl3 + 6 KBr = 2 FeBr2 + 6 KCl + Br2
WO3{-} + O2 + H2O = HW6O21{5-} + OH{-} =>
12 WO3{-} + 3 O2 + 2 H2O = 2 HW6O21{5-} + 2 OH{-}
HCOH + KMnO4 + H2SO4 = CO2 + K2SO4 + H2O + MnSO4 =>
5 HCOH + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 11 H2O + 4 MnSO4
Pd + H2SO4 = PdSO4 + H2O + S =>
3 Pd + 4 H2SO4 = 3 PdSO4 + 4 H2O + S
Al + C4 = Al4C3 =>
16 Al + 3 C4 = 4 Al4C3
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
HNO3 + HgOH = HgNO3 + H2O =>
HNO3 + HgOH = HgNO3 + H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
C(s) + O(s) = CO2(l) =>
C(s) + 2 O(s) = CO2(l)
C2 + SO2 = CS2 + CO =>
5 C2 + 4 SO2 = 2 CS2 + 8 CO
Na2CrO4 + BaBr2 = Ba2CrO4 + NaBr2 =>
Na2CrO4 + 2 BaBr2 = Ba2CrO4 + 2 NaBr2
O5 + Sb2S3 = Sb2O4 + SO =>
7 O5 + 5 Sb2S3 = 5 Sb2O4 + 15 SO
I2 + MnBr2 = MnI2 + Br2 =>
I2 + MnBr2 = MnI2 + Br2
Na(SCN) + FeCl3 = NaCl + Fe(SCN)3 =>
3 Na(SCN) + FeCl3 = 3 NaCl + Fe(SCN)3
Al(OH)3(l) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3(l) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
BO2H + Cu(OH)2 = (BO2)2Cu + H2O =>
2 BO2H + Cu(OH)2 = (BO2)2Cu + 2 H2O
Na2S + FeCl3 + H2O = Na2SO4 + FeCl2 + HCl =>
Na2S + 8 FeCl3 + 4 H2O = Na2SO4 + 8 FeCl2 + 8 HCl
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnOH2 + C3H6O + H2O =>
7 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnOH2 + 7 C3H6O + 6 H2O
AgNO3(l) + AlI3(l) = AgI(s) + Al(NO3)3(aq) =>
3 AgNO3(l) + AlI3(l) = 3 AgI(s) + Al(NO3)3(aq)
HOAc + NaHCO3 = CO2 + NaOAc + H2O =>
HOAc + NaHCO3 = CO2 + NaOAc + H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Fe3 + N = Fe3N =>
Fe3 + N = Fe3N
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H5I + C2H5NH2 = [(C2H5)2NH2]I =>
C2H5I + C2H5NH2 = [(C2H5)2NH2]I
(NH4)2U2O7 + H2 = UO2 + NH3 + H2O =>
(NH4)2U2O7 + 2 H2 = 2 UO2 + 2 NH3 + 3 H2O
CoBr2 + Ba = BaBr2 + Co =>
CoBr2 + Ba = BaBr2 + Co
Cd(C2H3O2)2 + HBr = CdBr2 + HC2H3O2 =>
Cd(C2H3O2)2 + 2 HBr = CdBr2 + 2 HC2H3O2
Sr(HCO3)2 + H2SO4 = SrSO4 + H2O + CO2 =>
Sr(HCO3)2 + H2SO4 = SrSO4 + 2 H2O + 2 CO2
Co(NO3)2 + (NH4)2C2O4 = CoC2O4 + NH4NO3 =>
Co(NO3)2 + (NH4)2C2O4 = CoC2O4 + 2 NH4NO3
Fe(II) + AgC2H3O2 = Ag + Fe(II)C2H3O2 =>
Fe(II) + AgC2H3O2 = Ag + Fe(II)C2H3O2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2O = H + O =>
H2O = 2 H + O
MgS + CuSO4 = MgSO4 + CuS =>
MgS + CuSO4 = MgSO4 + CuS
CoCl2 + KOH + KClO2 = Co2O3 + KCl + H2O =>
4 CoCl2 + 8 KOH + KClO2 = 2 Co2O3 + 9 KCl + 4 H2O
Ca10F2(PO4)6(s) + H2SO4(l) = HF(g) + Ca(H2PO4)2(s) + CaSO4(s) =>
Ca10F2(PO4)6(s) + 7 H2SO4(l) = 2 HF(g) + 3 Ca(H2PO4)2(s) + 7 CaSO4(s)
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
HCl + KMnO4 + HAsO2 = HAsO3 + MnCl2 + KCl + H2O =>
6 HCl + 2 KMnO4 + 5 HAsO2 = 5 HAsO3 + 2 MnCl2 + 2 KCl + 3 H2O
S83 + F2 = SF6 =>
S83 + 249 F2 = 83 SF6
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
FeC3 + Na2CO3 = Fe2(CO3)3 + NaC =>
2 FeC3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaC
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
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