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2 W(OH)3 + 3 H2S = W2S3 + 6 H2O
CoCl2 + Na2S = CoCl2Na2S =>
CoCl2 + Na2S = CoCl2Na2S
NaMnO4 + CoF2 + HF = MnF2 + CoF3 + H2O + NaF =>
NaMnO4 + 5 CoF2 + 8 HF = MnF2 + 5 CoF3 + 4 H2O + NaF
NO2 + CO = N + CO2 =>
NO2 + 2 CO = N + 2 CO2
Na2(SO4) + (NH4)(OH) = Na(OH) + (NH4)2SO4 =>
Na2(SO4) + 2(NH4)(OH) = 2 Na(OH) + (NH4)2SO4
Fe + HNO3 = Fe(NO3)2 + N4NO3 + H2O =>
19 Fe + 48 HNO3 = 19 Fe(NO3)2 + 2 N4NO3 + 24 H2O
NaHCO3 = CO2 + H2O + Na2O3C =>
2 NaHCO3 = CO2 + H2O + Na2O3C
LiHCO3 + H2SO4 = Li2SO4 + H2CO3 =>
2 LiHCO3 + H2SO4 = Li2SO4 + 2 H2CO3
HgCl2 + CH2O2 = Hg2Cl2 + HCl + CO2 =>
2 HgCl2 + CH2O2 = Hg2Cl2 + 2 HCl + CO2
Co + AgNO3 = Co(NO3)2 + Ag =>
Co + 2 AgNO3 = Co(NO3)2 + 2 Ag
N2 + Rb = N2Rb =>
N2 + Rb = N2Rb
Hg + Fe(NO3)3 = Hg(NO3)2 + Fe =>
3 Hg + 2 Fe(NO3)3 = 3 Hg(NO3)2 + 2 Fe
BaCO3 + H2S = BaS + CO2 + H2O =>
BaCO3 + H2S = BaS + CO2 + H2O
Al2O3 + Na(OH) = Na(AlO2) + H2O =>
Al2O3 + 2 Na(OH) = 2 Na(AlO2) + H2O
Ag2 + Br = Ag2Br =>
Ag2 + Br = Ag2Br
FeCl2 + KMnO4 + HCl = FeCl3 + H2O + KCl + MnCl2 =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + 4 H2O + KCl + MnCl2
CH3COONa + FeCl3 + H2O = [Fe3(OH)2(CH3COO)6]Cl + NaCl + CH3COOH =>
8 CH3COONa + 3 FeCl3 + 2 H2O = [Fe3(OH)2(CH3COO)6]Cl + 8 NaCl + 2 CH3COOH
NiS + H2O2 + HCl = H2SO4 + NiCl2 + H2O =>
NiS + 4 H2O2 + 2 HCl = H2SO4 + NiCl2 + 4 H2O
Sn + HNO3 = Sn(NO3)4 + H2 =>
Sn + 4 HNO3 = Sn(NO3)4 + 2 H2
N3{-} + I2 = N2 + I{-} =>
2 N3{-} + I2 = 3 N2 + 2 I{-}
HI + KHSO3 = K2I + H + HSO3 =>
HI + 2 KHSO3 = K2I + H + 2 HSO3
ClOKOH = KClKClO3H2O =>
2 ClOKOH = KClKClO3H2O
C8H28 + O2 = CO2 + H2O =>
C8H28 + 15 O2 = 8 CO2 + 14 H2O
FeBr3 + K2S = Fe2S3 + KBr =>
2 FeBr3 + 3 K2S = Fe2S3 + 6 KBr
CH3CH2CH2CH2OH + O2 = CO2 + H2O =>
CH3CH2CH2CH2OH + 6 O2 = 4 CO2 + 5 H2O
NH4Cl + K2HgI4 + KOH = Hg2ONH2I + KCl + KI + H2O =>
NH4Cl + 2 K2HgI4 + 4 KOH = Hg2ONH2I + KCl + 7 KI + 3 H2O
NH4HSO3 + HCl = NH4Cl + SO2 + H2O =>
NH4HSO3 + HCl = NH4Cl + SO2 + H2O
Sb3 = Sb6 =>
2 Sb3 = Sb6
HI + Cl2 = I2 + HCl =>
2 HI + Cl2 = I2 + 2 HCl
UCl3 + Mg = MgCl2 + U =>
2 UCl3 + 3 Mg = 3 MgCl2 + 2 U
Cu + ZnCl2 = Zn + CuCl2 =>
Cu + ZnCl2 = Zn + CuCl2
C2H5OH + NO2 = N2 + H2O + CO2 =>
2 C2H5OH + 6 NO2 = 3 N2 + 6 H2O + 4 CO2
HCOOH + KOH = KHCO2 + H2O =>
HCOOH + KOH = KHCO2 + H2O
Ni(OH)2 + SO3 = NiSO4 + H2O =>
Ni(OH)2 + SO3 = NiSO4 + H2O
Al(OH)3(ac) + H2SO4(ac) = Al2(SO4)3(ac) + H2O(g) =>
2 Al(OH)3(ac) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 6 H2O(g)
K2S + H2O = K2O + H2S =>
K2S + H2O = K2O + H2S
Cr2(SO4)3 + NaCl = CrCl3 + Na2(SO4) =>
Cr2(SO4)3 + 6 NaCl = 2 CrCl3 + 3 Na2(SO4)
S8 + O2 + Cl2 = SOCl2 =>
S8 + 4 O2 + 8 Cl2 = 8 SOCl2
BaCl2 + H2SO4 = BaSO4(aq) + HCl(aq) =>
BaCl2 + H2SO4 = BaSO4(aq) + 2 HCl(aq)
Ga(OH)3 + NaOH = Na[Ga(OH)4] =>
Ga(OH)3 + NaOH = Na[Ga(OH)4]
HMnO4 + Na(HO) = NaMnO4 + H2O =>
HMnO4 + Na(HO) = NaMnO4 + H2O
MgBr2(aq) + CuSO4(aq) = CuBr2(aq) + MgSO4(aq) =>
MgBr2(aq) + CuSO4(aq) = CuBr2(aq) + MgSO4(aq)
Mg + HCo3 = MgCo3 + H2 =>
2 Mg + 2 HCo3 = 2 MgCo3 + H2
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)2 + H2SO4 + NO + H2O =>
3 CuFeS2 + 28 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)2 + 6 H2SO4 + 16 NO + 8 H2O
NH + H2SO4 = (NH4)2 + SO4 =>
2 NH + 3 H2SO4 = (NH4)2 + 3 SO4
NaCe + H2O = NaOH + Ce2 + H2 =>
2 NaCe + 2 H2O = 2 NaOH + Ce2 + H2
ZnBr2 + K3PO4 = ZnPO4 + K3Br2 =>
ZnBr2 + K3PO4 = ZnPO4 + K3Br2
Fe2(SO4)3 + H3PO4 = FePO4 + H2SO4 =>
Fe2(SO4)3 + 2 H3PO4 = 2 FePO4 + 3 H2SO4
NO3CO3 = CO3NO3 =>
NO3CO3 = CO3NO3
C + HNO = N2 + CO2 + H2O =>
C + 4 HNO = 2 N2 + CO2 + 2 H2O
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