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2 Fe(OH)2 + 4 H2SO4 = SO2 + Fe2(SO4)3 + 6 H2O
K2Cr2O7 + H2C2O4 + K2C2O4*H2O = K3[Cr(C2O4)3]*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4*H2O = 2 K3[Cr(C2O4)3]*3H2O + 6 CO2 + 3 H2O
NH3 + H2O2 = NO2 + H2O =>
2 NH3 + 7 H2O2 = 2 NO2 + 10 H2O
KI2 + Cl2 = KCl + I2 =>
2 KI2 + Cl2 = 2 KCl + 2 I2
Ar + H2SO4 = Ar2SO4 + SO2 + H2O =>
2 Ar + 2 H2SO4 = Ar2SO4 + SO2 + 2 H2O
NCl + Cu = CuCl + N =>
NCl + Cu = CuCl + N
Na2 + S2O3 = Na2S2O3 =>
Na2 + S2O3 = Na2S2O3
AlBr3 + K2(SO4) = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2(SO4) = 6 KBr + Al2(SO4)3
HCO3 + LiOH = H2O + LiCO3 =>
HCO3 + LiOH = H2O + LiCO3
CrCl3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 12 KCl + 8 H2O
CCl4 + H2CCHCl = CH3CCl2CCl3 =>
CCl4 + H2CCHCl = CH3CCl2CCl3
K3PO4 + ZnSeO4 = Zn3(PO4)2 + K2SeO4 =>
2 K3PO4 + 3 ZnSeO4 = Zn3(PO4)2 + 3 K2SeO4
Sr + P4 = SrP5 =>
4 Sr + 5 P4 = 4 SrP5
C6H5ONa + Br2 = C6H2OHBr + HBr + Na =>
2 C6H5ONa + 3 Br2 = 2 C6H2OHBr + 4 HBr + 2 Na
Fl2 + CaCl2 = Ca + FlCl =>
Fl2 + CaCl2 = Ca + 2 FlCl
MgNH4PO4 + NaOH = Mg(OH)2 + NH3 + Na2HPO4 =>
MgNH4PO4 + 2 NaOH = Mg(OH)2 + NH3 + Na2HPO4
C18H36O2 + O2 = CO2(g) + H2O(g) =>
C18H36O2 + 26 O2 = 18 CO2(g) + 18 H2O(g)
Cu(ClO4)2 + K2CO3 = CuCO3 + KClO4 =>
Cu(ClO4)2 + K2CO3 = CuCO3 + 2 KClO4
HC2H3O2 + H3O = H3C2H3O2 + H2O =>
HC2H3O2 + 2 H3O = H3C2H3O2 + 2 H2O
Ca + Li + F + O + Rn = CaLiFORn =>
Ca + Li + F + O + Rn = CaLiFORn
Pb(OH)2 + CH3COOH = Pb(CH3COO)2 + H2O =>
Pb(OH)2 + 2 CH3COOH = Pb(CH3COO)2 + 2 H2O
NaH2PO4 + Ca(OH)2 = NaOH + Ca(H2PO4)2 =>
2 NaH2PO4 + Ca(OH)2 = 2 NaOH + Ca(H2PO4)2
Co(OH)3 + NaOH = Na3[Co(OH)6] =>
Co(OH)3 + 3 NaOH = Na3[Co(OH)6]
NaCN + H2S = Na2S + HCN =>
2 NaCN + H2S = Na2S + 2 HCN
NaCl + NaOH = HOCl + Na2 =>
NaCl + NaOH = HOCl + Na2
Silicon + chlorine = silicontetrachloride =>
Si + 2 Cl2 = SiCl4
MnBr3 + Ba(CN)2 = BaBr2 + Mn(CN)3 =>
2 MnBr3 + 3 Ba(CN)2 = 3 BaBr2 + 2 Mn(CN)3
HNO3(l) + Cu(s) = Cu(NO3)2(aq) + NO2(g) + H2O =>
4 HNO3(l) + Cu(s) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
Fe + Cl3 + NH4(OH) = Fe(OH)3 + NH4Cl =>
Fe + Cl3 + 3 NH4(OH) = Fe(OH)3 + 3 NH4Cl
K + FeCl2(aq) = KCl2 + Fe =>
K + FeCl2(aq) = KCl2 + Fe
Al2 + Pb3(NO3)2 = Pb3 + Al3(NO3)3 =>
3 Al2 + 3 Pb3(NO3)2 = 3 Pb3 + 2 Al3(NO3)3
Mn(NO3)2 + Pb3O4 + HNO3 = H2MnO7 + Pb(NO3)2 + H2O =>
Mn(NO3)2 + 5 Pb3O4 + 28 HNO3 = H2MnO7 + 15 Pb(NO3)2 + 13 H2O
H2SO2 + Fe(OH)3 = Fe2(SO2)3 + H2O =>
3 H2SO2 + 2 Fe(OH)3 = Fe2(SO2)3 + 6 H2O
Fe(s) + H2SO4(aq) = FeSO4 + H2 =>
Fe(s) + H2SO4(aq) = FeSO4 + H2
HOCN + O2 = CO2 + H2O + N2 =>
4 HOCN + 3 O2 = 4 CO2 + 2 H2O + 2 N2
Na2Cr2O7 + NaOH = Na2CrO4 + H2O =>
Na2Cr2O7 + 2 NaOH = 2 Na2CrO4 + H2O
Cr2 + O7{2-} + H{+} = Cr{3+} + H2O =>
2 Cr2 + O7{2-} + 14 H{+} = 4 Cr{3+} + 7 H2O
Na2 + S2O3 = Na2S2O3 =>
Na2 + S2O3 = Na2S2O3
FeCl3 + KCN = K3[Fe(CN)6] + KCl =>
FeCl3 + 6 KCN = K3[Fe(CN)6] + 3 KCl
H + CrO4 = Cr(OH)3 + H2O =>
5 H + CrO4 = Cr(OH)3 + H2O
H3AsO4 + I{-} + H{+} = H3AsO3{+} + I3{-} + H2O =>
2 H3AsO4 + 3 I{-} + 4 H{+} = 2 H3AsO3{+} + I3{-} + 2 H2O
Cu(OH)2 + HI = CuI + H2O + I2 =>
2 Cu(OH)2 + 4 HI = 2 CuI + 4 H2O + I2
Cr(NO3)3 + Na2S = Cr2S3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2S = Cr2S3 + 6 NaNO3
P4 + SiH4 = PH3 + Si =>
P4 + 3 SiH4 = 4 PH3 + 3 Si
Cu{+2} + Cu = Cu{+} =>
Cu{+2} + Cu = 2 Cu{+}
C6H6(l) + O2 = H2O(l) + CO2(g) =>
2 C6H6(l) + 15 O2 = 6 H2O(l) + 12 CO2(g)
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
CuCl + KSCN = KCl + CuSCN =>
CuCl + KSCN = KCl + CuSCN
HF + HOH = HFH + OH =>
HF + HOH = HFH + OH
KMnO4 + SO2 + H2O = KHSO4 + H2SO4 + MnSO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + H2SO4 + 2 MnSO4
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