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3 K2O + 2 H3Po4 = 2 K3Po4 + 3 H2O
C9H18 + O2 = CO2 + H2O =>
2 C9H18 + 27 O2 = 18 CO2 + 18 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3 =>
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3
FeTiO3 + NaOH + O2 = NaTiO3 + NaFeO2 + H2O =>
2 FeTiO3 + 4 NaOH + O2 = 2 NaTiO3 + 2 NaFeO2 + 2 H2O
C3H6O3 + NaOH = NaC3H5O3 + H2O =>
C3H6O3 + NaOH = NaC3H5O3 + H2O
H2S + Mg(OH)2 = (MgOH)2S + H2O =>
H2S + 2 Mg(OH)2 = (MgOH)2S + 2 H2O
ZnSO4 + KOH = K2ZnO2 + K2SO4 + H2O =>
ZnSO4 + 4 KOH = K2ZnO2 + K2SO4 + 2 H2O
X2 + Al = AlX3 =>
3 X2 + 2 Al = 2 AlX3
BaSO4 + Pb(NO3)2 = PbSO4 + Ba(NO3)2 =>
BaSO4 + Pb(NO3)2 = PbSO4 + Ba(NO3)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3 =>
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
CrO(s) + O2(g) = Cr2O3(s) =>
4 CrO(s) + O2(g) = 2 Cr2O3(s)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2 + S = H2S =>
H2 + S = H2S
FeS + H{+} = Fe{2+} + H2S =>
FeS + 2 H{+} = Fe{2+} + H2S
NaF + Th(NO3)2 = NaNO3 + ThF2 =>
2 NaF + Th(NO3)2 = 2 NaNO3 + ThF2
KCl + AgNO2 = KNO2 + AgCl =>
KCl + AgNO2 = KNO2 + AgCl
C8H10O + KMnO4 + H2SO4 = C8H8O2 + H2O + K2SO4 + MnSO4 =>
5 C8H10O + 4 KMnO4 + 6 H2SO4 = 5 C8H8O2 + 11 H2O + 2 K2SO4 + 4 MnSO4
NH3 + Mg(NO3)2 + H2O = MgOH + NH4NO3 =>
18 NH3 + 8 Mg(NO3)2 + 11 H2O = 8 MgOH + 17 NH4NO3
Zn(SO4)2 + CuCl2 = Zn + Cl + Cu(SO4)2 =>
Zn(SO4)2 + CuCl2 = Zn + 2 Cl + Cu(SO4)2
FeTiO3 + NaOH + O2 = NaTiO3 + NaFeO2 + H2O =>
2 FeTiO3 + 4 NaOH + O2 = 2 NaTiO3 + 2 NaFeO2 + 2 H2O
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3 =>
Fe2(SO4)3 + Na2S = Fe2S + Na2(SO4)3
X2 + Al = AlX3 =>
3 X2 + 2 Al = 2 AlX3
ZnSO4 + KOH = K2ZnO2 + K2SO4 + H2O =>
ZnSO4 + 4 KOH = K2ZnO2 + K2SO4 + 2 H2O
Zn(CO3) = ZnO + CO2 =>
Zn(CO3) = ZnO + CO2
C3H6O3 + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 C3H6O3 + 12 NO3{-} + 12 H{+} = 15 CO2 + 6 N2 + 21 H2O
H2CO3 + AlCl3 = Al2(CO3)3 + HCl =>
3 H2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 HCl
FeO + Si = FeSiO =>
FeO + Si = FeSiO
Fe2(SO4)3 + CrCl2 + H2SO4 = FeSO4 + Cr2(SO4)3 + HCl =>
Fe2(SO4)3 + 2 CrCl2 + 2 H2SO4 = 2 FeSO4 + Cr2(SO4)3 + 4 HCl
H2SO4 + Pb(OH)2 = H2O + PbSO4 =>
H2SO4 + Pb(OH)2 = 2 H2O + PbSO4
Ca(OH)2 + HI = H2O + CaI2 =>
Ca(OH)2 + 2 HI = 2 H2O + CaI2
X2 + Al = AlX3 =>
3 X2 + 2 Al = 2 AlX3
NaCO2 + H2SO4 = NaSO4 + H2CO2 =>
NaCO2 + H2SO4 = NaSO4 + H2CO2
ZnSO4 + KOH = K2ZnO2 + K2SO4 + H2O =>
ZnSO4 + 4 KOH = K2ZnO2 + K2SO4 + 2 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
BaI2 + Pb(NO3)2 = Ba(NO3)2 + PbI2 =>
BaI2 + Pb(NO3)2 = Ba(NO3)2 + PbI2
Al(Cl)3 + NH4OH = Al(OH)3 + NH4Cl =>
Al(Cl)3 + 3 NH4OH = Al(OH)3 + 3 NH4Cl
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2 =>
CH3CH2CH2Br + HBr = CH3CHBrCH2Br + H2
H2 + S = H2S =>
H2 + S = H2S
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
F2 + CaCl = CaF2 + Cl2 =>
2 F2 + 2 CaCl = 2 CaF2 + Cl2
C6H6 + HOSO2Cl = C6H5SO2Cl + H2SO4 + HCl =>
C6H6 + 2 HOSO2Cl = C6H5SO2Cl + H2SO4 + HCl
K3PO4 + ZnCl2 = KCl + Zn3(PO4)2 =>
2 K3PO4 + 3 ZnCl2 = 6 KCl + Zn3(PO4)2
Se + KOH = K2Se + K2SeO3 + H2O =>
3 Se + 6 KOH = 2 K2Se + K2SeO3 + 3 H2O
C4H10O + CH2O2 = H2O + C7H16O2 =>
13 C4H10O + 4 CH2O2 = 5 H2O + 8 C7H16O2
I + Br = IBr =>
I + Br = IBr
FeTiO3 + NaOH + O2 = NaTiO3 + NaFeO2 + H2O =>
2 FeTiO3 + 4 NaOH + O2 = 2 NaTiO3 + 2 NaFeO2 + 2 H2O
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