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4 H2S + 6 NiO = 2 Ni3S2 + 4 H2 + 3 O2
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + H2O + H5IO6 =>
16 KMnO4 + 10 KI + 29 H2SO4 = 16 MnSO4 + 13 K2SO4 + 4 H2O + 10 H5IO6
CuCl2 + Fe2 = Cu(Fe2)2 + Cl2 =>
CuCl2 + 2 Fe2 = Cu(Fe2)2 + Cl2
PH3(g) + O2(g) = H2O(g) + P4O8(s) =>
4 PH3(g) + 7 O2(g) = 6 H2O(g) + P4O8(s)
Mo + HNO3 + HF = H2[MoF6] + NO + H2O =>
3 Mo + 4 HNO3 + 18 HF = 3 H2[MoF6] + 4 NO + 8 H2O
Nb3(AsO4)5 + ZnSO3 = Nb2(SO3)5 + Zn3(AsO4)2 =>
2 Nb3(AsO4)5 + 15 ZnSO3 = 3 Nb2(SO3)5 + 5 Zn3(AsO4)2
NaOH + FeCl3 = NaCl + Fe(OH)3* =>
3 NaOH + FeCl3 = 3 NaCl + Fe(OH)3*
Br(aq) + NaI(aq) = NaBr(aq) + I(aq) =>
Br(aq) + NaI(aq) = NaBr(aq) + I(aq)
C13H10O + NaBH4 + HOH = C13H12O + NaOH + B(OH)3 =>
4 C13H10O + NaBH4 + 4 HOH = 4 C13H12O + NaOH + B(OH)3
SiH4 + O2 = Si2O + H4 =>
4 SiH4 + O2 = 2 Si2O + 4 H4
Mg + HNO3(aq) = Mg(NO3)2 + H2 =>
Mg + 2 HNO3(aq) = Mg(NO3)2 + H2
HNO2 = H2ONONO2 =>
2 HNO2 = H2ONONO2
ClCH2COOH + NH4OH = NH2CH2COOH + NH4Cl + H2O =>
ClCH2COOH + 2 NH4OH = NH2CH2COOH + NH4Cl + 2 H2O
H2O2(ag) = H2O(l) + O2(g) =>
2 H2O2(ag) = 2 H2O(l) + O2(g)
CrO + H3PO4 = Cr3(PO4)2 + H2O =>
3 CrO + 2 H3PO4 = Cr3(PO4)2 + 3 H2O
SO2 + CaCO2 = CaSO2 + CO2 =>
SO2 + CaCO2 = CaSO2 + CO2
CH3COOH + Be(OH)2 = H2O + (CH3COO)2Be =>
2 CH3COOH + Be(OH)2 = 2 H2O + (CH3COO)2Be
NH4Al(SO4)2*12H2O = Al(OH)3 + H2SO4 + NH4OH + H2O =>
NH4Al(SO4)2*12H2O = Al(OH)3 + 2 H2SO4 + NH4OH + 8 H2O
N2H4 + KIO3 + H2SO4 = N2 + I2 + K2SO4 + H2O =>
5 N2H4 + 4 KIO3 + 2 H2SO4 = 5 N2 + 2 I2 + 2 K2SO4 + 12 H2O
Cl2O + H2O = Cl2O2H2 =>
Cl2O + H2O = Cl2O2H2
Na{+} + Mg = Na + Mg2{+} =>
Na{+} + 2 Mg = Na + Mg2{+}
HNO2 = H2ONO2NO =>
2 HNO2 = H2ONO2NO
PCl5 + Ca(OH)2 = CaCl2 + Ca3(PO4)2 + H2O =>
2 PCl5 + 8 Ca(OH)2 = 5 CaCl2 + Ca3(PO4)2 + 8 H2O
Mn{2+} + NH4OH = Mn(OH)2 + NH4{+} =>
Mn{2+} + 2 NH4OH = Mn(OH)2 + 2 NH4{+}
AlPO4 + Cu(OH)2 = Al(OH)3 + Cu3(PO4)2 =>
2 AlPO4 + 3 Cu(OH)2 = 2 Al(OH)3 + Cu3(PO4)2
Na2SnO2 + NaOH + Cl2 = Na2SnO3 + H2O + NaCl =>
Na2SnO2 + 2 NaOH + Cl2 = Na2SnO3 + H2O + 2 NaCl
NH3 + AgCl2 = [Ag(NH3)4]Cl2 =>
4 NH3 + AgCl2 = [Ag(NH3)4]Cl2
Al2O3 + NH3 + H2O = [Al(NH3)4] + (OH)3 =>
Al2O3 + 8 NH3 + 3 H2O = 2[Al(NH3)4] + 2(OH)3
HNO2 = NO2H =>
HNO2 = NO2H
NH4Ce = NH3 + HCe =>
NH4Ce = NH3 + HCe
Ni + HI = NiI + H =>
Ni + HI = NiI + H
C6H12 + KMnO4 = C6H10O2 + MnO2 + KOH =>
C6H12 + 2 KMnO4 = C6H10O2 + 2 MnO2 + 2 KOH
AlF3(aq) + Ba(OH)2(aq) = Al(OH)3(s) + BaF2(aq) =>
2 AlF3(aq) + 3 Ba(OH)2(aq) = 2 Al(OH)3(s) + 3 BaF2(aq)
FeSO3NaOH = NaSO3FeOH =>
FeSO3NaOH = NaSO3FeOH
Rb2S = Rb + S8 =>
8 Rb2S = 16 Rb + S8
S4 + Cl = SCl =>
S4 + 4 Cl = 4 SCl
SO2 + Ca(OH)2 = CaH2S2O6 =>
2 SO2 + Ca(OH)2 = CaH2S2O6
CN{-} + OCl{-} + H2O = N2 + HCO3{-} + Cl{-} =>
2 CN{-} + 5 OCl{-} + H2O = N2 + 2 HCO3{-} + 5 Cl{-}
Ni + H2O2 = Ni(OH)3 =>
2 Ni + 3 H2O2 = 2 Ni(OH)3
BeO + NaOH + H2O = Na2(Be(OH)4) =>
BeO + 2 NaOH + H2O = Na2(Be(OH)4)
C6H6N2O2 + NaNO2 + HCl = C6H4ClN3O2 + NaOH + H2O =>
C6H6N2O2 + NaNO2 + HCl = C6H4ClN3O2 + NaOH + H2O
Co(NO3)2 + NH3 + H2O = [Co(NH3)6] + NH4NO3 =>
4 Co(NO3)2 + 34 NH3 + 3 H2O = 4[Co(NH3)6] + 9 NH4NO3
NH2CH2CH2NH2(l) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
NH2CH2CH2NH2(l) + 4 O2(g) = 2 CO2(g) + 4 H2O(l) + N2(g)
(NH4)2SO4(aq) + Ba(NO3)2(aq) = NH4(aq) + NO3(aq) + BaSO4(s) =>
(NH4)2SO4(aq) + Ba(NO3)2(aq) = 2 NH4(aq) + 2 NO3(aq) + BaSO4(s)
BaCl2 + KNO3 = Ba(NO3)2 + KCl =>
BaCl2 + 2 KNO3 = Ba(NO3)2 + 2 KCl
KH2F2 = KF + H2 + F2 =>
2 KH2F2 = 2 KF + 2 H2 + F2
Al(OH)3 + HCH3COO = Al(CH3COO)3 + H2O =>
Al(OH)3 + 3 HCH3COO = Al(CH3COO)3 + 3 H2O
CS + O = CSO2 =>
CS + 2 O = CSO2
ZnSO4 + FeCl3 = FeSO4 + ZnCl3 =>
ZnSO4 + FeCl3 = FeSO4 + ZnCl3
KCl + MgOH = KOH + MgCl =>
KCl + MgOH = KOH + MgCl
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