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2 NaOH + H2S = Na2S + 2 H2O
SiO2 + H2O = Si(OH)4 =>
SiO2 + 2 H2O = Si(OH)4
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
Fe(s) + H2SO4(l) = FeSO4(aq) + H2(g) =>
Fe(s) + H2SO4(l) = FeSO4(aq) + H2(g)
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
C5H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10O2(l) + 13 O2(g) = 10 CO2(g) + 10 H2O(g)
I2 + HSO3{-} + H2O = I{-} + HSO4{-} + H3O{+} =>
I2 + HSO3{-} + 3 H2O = 2 I{-} + HSO4{-} + 2 H3O{+}
C6H12O6 + C2H5OH = C19H22O6 + H2O =>
14 C6H12O6 + 15 C2H5OH = 6 C19H22O6 + 63 H2O
Fe{3+} + Cl{-} = Fe + Cl2 =>
2 Fe{3+} + 6 Cl{-} = 2 Fe + 3 Cl2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Ni(NO3)2*6H2O = NiO + HNO3 + H2O =>
Ni(NO3)2*6H2O = NiO + 2 HNO3 + 5 H2O
K[Al(OH)4] + HCl = KCl + AlCl3 + H2O =>
K[Al(OH)4] + 4 HCl = KCl + AlCl3 + 4 H2O
Br + AgI = BrI + Ag =>
Br + AgI = BrI + Ag
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(aq) + SrSO4(aq) =>
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(aq) + SrSO4(aq)
C2H5Br + NH3 = C2H5NH2 + NH4Br =>
C2H5Br + 2 NH3 = C2H5NH2 + NH4Br
C4H8O + NaBH4 = C4H10O + NaBH3 =>
C4H8O + 2 NaBH4 = C4H10O + 2 NaBH3
NH4NO3 + Pb(C2H3O2)2 = NH4C2H3O2 + Pb(NO3)2 =>
2 NH4NO3 + Pb(C2H3O2)2 = 2 NH4C2H3O2 + Pb(NO3)2
CaCO3 + Cl2 = Cl2O + CaCl2 + CO2 =>
CaCO3 + 2 Cl2 = Cl2O + CaCl2 + CO2
NaClO + HCl = Cl + H2O + NaCl =>
NaClO + 2 HCl = 2 Cl + H2O + NaCl
TiO2 + H2 = Ti2O + H2O =>
2 TiO2 + 3 H2 = Ti2O + 3 H2O
C3H8O(l) + O2(g) = CO2 + H2O =>
2 C3H8O(l) + 9 O2(g) = 6 CO2 + 8 H2O
Sb + H2S = Sb2S3 + H2 =>
2 Sb + 3 H2S = Sb2S3 + 3 H2
Sb + Br = SbBr =>
Sb + Br = SbBr
Cr + NaOH + H2O = NaCrO2 + H2 =>
2 Cr + 2 NaOH + 2 H2O = 2 NaCrO2 + 3 H2
Na3PO4*12H2O + BaCl2*2H2O = Ba3(PO4)2 + NaCl + H2O =>
2 Na3PO4*12H2O + 3 BaCl2*2H2O = Ba3(PO4)2 + 6 NaCl + 30 H2O
Na + S = Na2S =>
2 Na + S = Na2S
NaCN + NaOCl + H2O = N2 + NaHCO3 + NaCl =>
2 NaCN + 5 NaOCl + H2O = N2 + 2 NaHCO3 + 5 NaCl
C2H5OH + H2O = CH3COOH + H2 =>
C2H5OH + H2O = CH3COOH + 2 H2
Pb + Al2O3 = Al + PbO2 =>
3 Pb + 2 Al2O3 = 4 Al + 3 PbO2
Mo + HCl = MoCl2 + H2 =>
Mo + 2 HCl = MoCl2 + H2
Ca(OH)2(s) + H3Po4(aq) = H2O(l) + Ca3(Po4)2(s) =>
3 Ca(OH)2(s) + 2 H3Po4(aq) = 6 H2O(l) + Ca3(Po4)2(s)
SnI4 + (PPh3) = (PPh3)SnI4 =>
SnI4 + (PPh3) = (PPh3)SnI4
NaHCO3 + Al(OH)3 = NaOH + Al2(CO3)3 + H2O =>
3 NaHCO3 + 2 Al(OH)3 = 3 NaOH + Al2(CO3)3 + 3 H2O
I2 + KOH = KI + KIO3 + H2O =>
3 I2 + 6 KOH = 5 KI + KIO3 + 3 H2O
CS(s) + F2(g) = CSF2(s) =>
CS(s) + F2(g) = CSF2(s)
Cl2 + NaHCO3 = Cl2O + CO2 + NaCl + H2O =>
2 Cl2 + 2 NaHCO3 = Cl2O + 2 CO2 + 2 NaCl + H2O
H2O2 + KCl = KClO3 + H2O =>
3 H2O2 + KCl = KClO3 + 3 H2O
Zn3N2 + Cl2 = ZnCl2 + N2 =>
Zn3N2 + 3 Cl2 = 3 ZnCl2 + N2
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2 =>
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 2 C3H7OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
C8H10 + Br2 = C8H9Br + HBr =>
C8H10 + Br2 = C8H9Br + HBr
Si + OH = SiO32 + H2O =>
Si + 64 OH = SiO32 + 32 H2O
NiClO3 = NiClO2 + O2 =>
2 NiClO3 = 2 NiClO2 + O2
C3H6 + HBr = C3H5Br + H2 =>
C3H6 + HBr = C3H5Br + H2
Fe(s) + O3(g) = Fe2O3(s) =>
2 Fe(s) + O3(g) = Fe2O3(s)
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s) =>
Cu(s) + AgNO3(aq) = CuNO3(aq) + Ag(s)
Pb{2+} + KI = PbI2 + K{+} =>
Pb{2+} + 2 KI = PbI2 + 2 K{+}
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