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6 CaO2 + CuFeS2 = CuFe + 2 CaSO4 + 4 CaO
H2{+} + Zn = Zn{2+} + H2 =>
2 H2{+} + Zn = Zn{2+} + 2 H2
Ca + HCl = CaCl2 + H4 =>
2 Ca + 4 HCl = 2 CaCl2 + H4
Sb2S3 + NaOH = NaSbS2 + NaSbSO + H2O =>
Sb2S3 + 2 NaOH = NaSbS2 + NaSbSO + H2O
H4P2O7 + NaOH = Na4P2O7 + H2O =>
H4P2O7 + 4 NaOH = Na4P2O7 + 4 H2O
CoCO3 + H2O2 = Co3O4 + CO2 + H2O =>
3 CoCO3 + H2O2 = Co3O4 + 3 CO2 + H2O
Fe(NO3) + NaCl = Fe + Cl + Na(NO3) =>
Fe(NO3) + NaCl = Fe + Cl + Na(NO3)
Aluminium + chlorine = aluminiumchloride =>
2 Al + 3 Cl2 = 2 AlCl3
Pb + ZnCl2 = PbCl + Zn =>
2 Pb + ZnCl2 = 2 PbCl + Zn
Ca(aq) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(aq) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
Cr2O3 + H2SO = H2O + Cr2SO3 =>
Cr2O3 + H2SO = H2O + Cr2SO3
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
Ca(MnO4) + KNO2 + H2SO4 = MnSO4 + KNO3 + CaSO4 + H2O =>
Ca(MnO4) + 2 KNO2 + 2 H2SO4 = MnSO4 + 2 KNO3 + CaSO4 + 2 H2O
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 5 Fe{3+} + 4 H2O
MnO4{-} + H2SO3 = Mn{2} + SO4{2-} + H2O + H{+} =>
2 MnO4{-} + 5 H2SO3 = 2 Mn{2} + 5 SO4{2-} + 3 H2O + 4 H{+}
SnO + H2SO4 = SnSO4 + H2O =>
SnO + H2SO4 = SnSO4 + H2O
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
PBr5 + Ca(OH)2 = Ca3(PO4)2 + CaBr2 + H2O =>
2 PBr5 + 8 Ca(OH)2 = Ca3(PO4)2 + 5 CaBr2 + 8 H2O
Na2SO4 + BaF2 = BaSO4 + Na2F2 =>
Na2SO4 + BaF2 = BaSO4 + Na2F2
C51H98O6 + NaOH = C16H31O2Na + C3H8O3 =>
C51H98O6 + 3 NaOH = 3 C16H31O2Na + C3H8O3
C6H8O7 + NaHCO3 = C3H5O(COONa)3 + H2CO3 =>
C6H8O7 + 3 NaHCO3 = C3H5O(COONa)3 + 3 H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = N2 + OH =>
2 NH3 + 3 O2 = N2 + 6 OH
Bi(OH)3 + K2Sn(OH)4 = Bi + K2Sn(OH)6 =>
2 Bi(OH)3 + 3 K2Sn(OH)4 = 2 Bi + 3 K2Sn(OH)6
CuCl2 + H2SO4 + KMnO4 = CuSO4 + K2SO4 + MnSO4 + Cl2 + H2O =>
5 CuCl2 + 8 H2SO4 + 2 KMnO4 = 5 CuSO4 + K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
Na + S = Na5S =>
5 Na + S = Na5S
C2H2 + NH2{-} = C2H{-} + NH3 =>
C2H2 + NH2{-} = C2H{-} + NH3
KHCO3 + FeSO4 = KSO4 + FeCHO3 =>
KHCO3 + FeSO4 = KSO4 + FeCHO3
HCl + Na2SiO3 = NaCl + H2O + SiO2 =>
2 HCl + Na2SiO3 = 2 NaCl + H2O + SiO2
[Al(H2O)6]{3+} + NH3 = [Al(H2O)3(OH)3] + NH4{+} =>
[Al(H2O)6]{3+} + 3 NH3 = [Al(H2O)3(OH)3] + 3 NH4{+}
LiNO3 = NO2 + Li2O + O2 =>
4 LiNO3 = 4 NO2 + 2 Li2O + O2
Al(OH)3 + NaNO2 = Al(NO2)3 + NaOH =>
Al(OH)3 + 3 NaNO2 = Al(NO2)3 + 3 NaOH
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Sc(OH)3 + HNO3 = H2O + Sc(NO3)3 =>
Sc(OH)3 + 3 HNO3 = 3 H2O + Sc(NO3)3
H2(g) + N2(g) = NH3H(g) =>
4 H2(g) + N2(g) = 2 NH3H(g)
C8H8BrNO + Cl2 = C8H7BrClNO + HCl =>
C8H8BrNO + Cl2 = C8H7BrClNO + HCl
K2CO3 + Ca18Cl36 = CaCO3 + KCl =>
18 K2CO3 + Ca18Cl36 = 18 CaCO3 + 36 KCl
Ca(SO4)2 + NaOH = CaOH + (SO4)2Na =>
Ca(SO4)2 + NaOH = CaOH + (SO4)2Na
HNO3 + NaBr = Br2 + NO2 + NaNO3 + H2O =>
4 HNO3 + 2 NaBr = Br2 + 2 NO2 + 2 NaNO3 + 2 H2O
NaCl + NaOH = HCl + Na2O =>
NaCl + NaOH = HCl + Na2O
Cr(PO3)3 = Cr4(P2O7)3 + P2O5 =>
4 Cr(PO3)3 = Cr4(P2O7)3 + 3 P2O5
K2[Zn(OH)4] + NaCl = KOH + NaOH + ZnCl2 =>
K2[Zn(OH)4] + 2 NaCl = 2 KOH + 2 NaOH + ZnCl2
Cd3(PO4)2 + Ag = Ag3PO4 + Cd =>
Cd3(PO4)2 + 6 Ag = 2 Ag3PO4 + 3 Cd
TcI2 + NaBiO3 + H2SO4 = NaTcO4 + NaIO3 + Bi2(SO4) + Na2SO4 + H2O =>
8 TcI2 + 34 NaBiO3 + 22 H2SO4 = 8 NaTcO4 + 16 NaIO3 + 17 Bi2(SO4) + 5 Na2SO4 + 22 H2O
K2Cr2O7 + H2SO4 + KI = Cr2(SO4)3 + I2 + KHSO4 + H2O =>
K2Cr2O7 + 11 H2SO4 + 6 KI = Cr2(SO4)3 + 3 I2 + 8 KHSO4 + 7 H2O
NaK + H2O = NaKOH + H2 =>
2 NaK + 2 H2O = 2 NaKOH + H2
AlCl3(l) + CuSO4(l) = Al(SO4)(s) + CuCl3(l) =>
AlCl3(l) + CuSO4(l) = Al(SO4)(s) + CuCl3(l)
SO3{-2} + Cr2O7{-2} + H{+} = SO4{2-} + Cr{+3} + H2O =>
3 SO3{-2} + Cr2O7{-2} + 8 H{+} = 3 SO4{2-} + 2 Cr{+3} + 4 H2O
NaOH + H4C3O4 = H2O + Na2C3H2O4 =>
2 NaOH + H4C3O4 = 2 H2O + Na2C3H2O4
C4H9O + O2 = CO2 + H2O =>
4 C4H9O + 23 O2 = 16 CO2 + 18 H2O
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