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2 P2O5 = 4 P + 5 O2
NaIO + Cl2 = NaClO + I2 =>
2 NaIO + Cl2 = 2 NaClO + I2
I{-} + IO3{-} = IO{-} =>
2 I{-} + IO3{-} = 3 IO{-}
C2H2 + CH4 = C4H6 =>
5 C2H2 + 2 CH4 = 3 C4H6
C3H7COOH + BaOH = C3H7COOBa + H2O =>
C3H7COOH + BaOH = C3H7COOBa + H2O
Na(OH) + Al(Cl3) = Al(OH)3 + NaCl =>
3 Na(OH) + Al(Cl3) = Al(OH)3 + 3 NaCl
B2O3 + NaOH(aq) = Na3BO3(aq) + H2O(l) =>
B2O3 + 6 NaOH(aq) = 2 Na3BO3(aq) + 3 H2O(l)
C6H8O7*H2O = C6H8O7 + H2O =>
C6H8O7*H2O = C6H8O7 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
He + Br = HeBr2 =>
He + 2 Br = HeBr2
Ni + NaCl = NiNaCl =>
Ni + NaCl = NiNaCl
ZnO + NH4Cl = N2 + Zn + ZnCl2 + H2O =>
4 ZnO + 2 NH4Cl = N2 + 3 Zn + ZnCl2 + 4 H2O
CaCO3 = CO3{2-} + Ca{2+} =>
CaCO3 = CO3{2-} + Ca{2+}
Fe + CuSO1 = FeSO1 + Cu =>
Fe + CuSO1 = FeSO1 + Cu
Zn(OH)2 + NH3H2O = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH3H2O = [Zn(NH3)4](OH)2 + 4 H2O
Pb + CuCO3 = Cu + PbCO3 =>
Pb + CuCO3 = Cu + PbCO3
Al + KOH + H2SO4 + H2O = H2 + KAl(SO4)2*12(H2O) =>
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 3 H2 + 2 KAl(SO4)2*12(H2O)
Cl2 + HNO3 = NO + H2O + HClO3 =>
3 Cl2 + 10 HNO3 = 10 NO + 2 H2O + 6 HClO3
NaOH + AgC2H3O2 = AgOH + NaC2H3O2 =>
NaOH + AgC2H3O2 = AgOH + NaC2H3O2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
NH4Br + Hg(NO3)2 = NH4NO3 + HgBr2 =>
2 NH4Br + Hg(NO3)2 = 2 NH4NO3 + HgBr2
Cu(NO3)2 + NiCl = CuCl2 + NiNO3 =>
Cu(NO3)2 + 2 NiCl = CuCl2 + 2 NiNO3
NaHSO3 + KIO3 = I2 + K2SO4 + Na2SO4 + NaHSO4 + H2O =>
5 NaHSO3 + 2 KIO3 = I2 + K2SO4 + Na2SO4 + 3 NaHSO4 + H2O
KClO4 + NH4Cl = KCl + N2 + HCl + H2O =>
3 KClO4 + 8 NH4Cl = 3 KCl + 4 N2 + 8 HCl + 12 H2O
S + F = SF4 =>
S + 4 F = SF4
Ba(NO3)2 + SO4 = Ba(SO4) + NO3 =>
Ba(NO3)2 + SO4 = Ba(SO4) + 2 NO3
F + NaOH = NaF + O + H2O =>
2 F + 2 NaOH = 2 NaF + O + H2O
Ni + H3PO4 = Ni3(PO4)2 + H2 =>
3 Ni + 2 H3PO4 = Ni3(PO4)2 + 3 H2
AgNO3 + MgCl3 = MgNO3 + AgCl3 =>
AgNO3 + MgCl3 = MgNO3 + AgCl3
Ru + S = Ru2S4 =>
2 Ru + 4 S = Ru2S4
Cr(OH)3 + NaOH = Na(Cr[OH]4) =>
Cr(OH)3 + NaOH = Na(Cr[OH]4)
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
Mg2Si + H2O = Mg(HO)2 + SiH4 =>
Mg2Si + 4 H2O = 2 Mg(HO)2 + SiH4
CaSi2 + SbCl3 = Sb + Si + CaCl3 =>
CaSi2 + SbCl3 = Sb + 2 Si + CaCl3
COBr = CO + Br2 =>
2 COBr = 2 CO + Br2
CaC2 + K2Cr2O7 + HCl = CO2 + CrCl3 + CaCl2 + KCl + H2O =>
3 CaC2 + 5 K2Cr2O7 + 46 HCl = 6 CO2 + 10 CrCl3 + 3 CaCl2 + 10 KCl + 23 H2O
H2O = H2O2 + H{+} + e =>
2 H2O = H2O2 + 2 H{+} + 2e
Fe3O4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Fe3O4 + 2 KMnO4 + 48 H2SO4 = 15 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 48 H2O
C4 + H2O = CO4 + H =>
C4 + 16 H2O = 4 CO4 + 32 H
HF + KC2H3O2 = HC2H3O2 + FK =>
HF + KC2H3O2 = HC2H3O2 + FK
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
[H3NCH2COOH]Cl + NaOH = HCl + H2O + NH2CH2COONa =>
[H3NCH2COOH]Cl + NaOH = HCl + H2O + NH2CH2COONa
K2SO4 + KNO3 = K3N + SO7 =>
K2SO4 + KNO3 = K3N + SO7
CO3 + O2 = CO2O3 =>
CO3 + O2 = CO2O3
CuSO4 + ZnF2 = ZnSO4 + CuF2 =>
CuSO4 + ZnF2 = ZnSO4 + CuF2
FeS2 + O2 + Fe = FeSO4 =>
FeS2 + 4 O2 + Fe = 2 FeSO4
Zn(OH)2 + NaOH = H2O + Na2ZnO2 =>
Zn(OH)2 + 2 NaOH = 2 H2O + Na2ZnO2
CS2(g) + NH3(g) = NH4(g)SCN(g) + H2S(g) =>
CS2(g) + 2 NH3(g) = NH4(g)SCN(g) + H2S(g)
Cu + FeCl2 = CuCl + Fe =>
2 Cu + FeCl2 = 2 CuCl + Fe
(CuOH)2SO4 + HCl = CuCl2 + CuSO4 + H2O =>
(CuOH)2SO4 + 2 HCl = CuCl2 + CuSO4 + 2 H2O
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