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3 CuSO4 + 4 H2S = 3 CuS + 4 H2O + 4 SO2
HMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + I2 + H2O =>
2 HMnO4 + 10 KI + 7 H2SO4 = 2 MnSO4 + 5 K2SO4 + 5 I2 + 8 H2O
Al + Pb(NO3)2 = Pb + Al(NO3)2 =>
Al + Pb(NO3)2 = Pb + Al(NO3)2
Ca(CO3)2 + CaOH2 = CaCO3 + H2O =>
Ca(CO3)2 + CaOH2 = 2 CaCO3 + H2O
FeCl2 + KSCN = Fe(SCN)2 + KCl =>
FeCl2 + 2 KSCN = Fe(SCN)2 + 2 KCl
NaClO3 + H2S = Na2S + HClO3 =>
2 NaClO3 + H2S = Na2S + 2 HClO3
SO2 + H2O2 + HCl = SO2Cl2 + H2O =>
SO2 + H2O2 + 2 HCl = SO2Cl2 + 2 H2O
CH3Br = CBr + H =>
CH3Br = CBr + 3 H
(NH4)2S + Ni(NO3)2 = NH4NO3 + NiS =>
(NH4)2S + Ni(NO3)2 = 2 NH4NO3 + NiS
Sn + NiO = Ni3Sn4 + SnO2 =>
11 Sn + 6 NiO = 2 Ni3Sn4 + 3 SnO2
Ca10(PO4)6F2 + C6H12O6 + TiO2 = Ca2Ti2O5 + H2O + P2 + TiF2 + CO =>
2 Ca10(PO4)6F2 + 7 C6H12O6 + 22 TiO2 = 10 Ca2Ti2O5 + 42 H2O + 6 P2 + 2 TiF2 + 42 CO
Fe(OH)3 + HC2H3O2 = FeC2H3O2 + H(OH)3 =>
Fe(OH)3 + HC2H3O2 = FeC2H3O2 + H(OH)3
Tm2O3 + RuO2 = Tm2Ru2O7 =>
Tm2O3 + 2 RuO2 = Tm2Ru2O7
TiCl4 + N2 = TiN + Cl =>
2 TiCl4 + N2 = 2 TiN + 8 Cl
Sc2(SO3)3 + H2SO4 = H2O + SO2 + Sc2(SO4)3 =>
Sc2(SO3)3 + 3 H2SO4 = 3 H2O + 3 SO2 + Sc2(SO4)3
C16H12O2 + O2 = CO2 + H2O =>
C16H12O2 + 18 O2 = 16 CO2 + 6 H2O
Cr + P = Cr3P4 =>
3 Cr + 4 P = Cr3P4
C20H4202 + O2 = CO2 + H2O =>
2 C20H4202 + 2141 O2 = 40 CO2 + 4202 H2O
C2H2 = CH2CHCCH =>
2 C2H2 = CH2CHCCH
Cu + Na3PO4 = Cu3PO4 + Na =>
3 Cu + Na3PO4 = Cu3PO4 + 3 Na
NaOH + BaCl2 = NaCl2 + OHBa =>
NaOH + BaCl2 = NaCl2 + OHBa
Ph4Cl + H2O = Ph4OH + HCl =>
Ph4Cl + H2O = Ph4OH + HCl
Ce(NO3)3 + H2O2 = CeO2 + NO3 + H2O =>
Ce(NO3)3 + 2 H2O2 = CeO2 + 3 NO3 + 2 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NaOH + H2O3 = Na2O3 + H2O =>
2 NaOH + H2O3 = Na2O3 + 2 H2O
NiCl2 + NH4NO3 = NH4Ni + NO3Cl2 =>
NiCl2 + NH4NO3 = NH4Ni + NO3Cl2
KMnO4 + CH3OH + HCl = KCl + MnCl2 + CH2O + H2O =>
2 KMnO4 + 5 CH3OH + 6 HCl = 2 KCl + 2 MnCl2 + 5 CH2O + 8 H2O
Cr2O3 + KClO3 + K2CO3 = K2CrO4 + KCl + CO2 =>
Cr2O3 + KClO3 + 2 K2CO3 = 2 K2CrO4 + KCl + 2 CO2
CH3CH3 + I2 = CH3CH2I + HI =>
CH3CH3 + I2 = CH3CH2I + HI
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
P4O6(s) + I2(s) = P2I4(s) + P4O10(s) =>
5 P4O6(s) + 8 I2(s) = 4 P2I4(s) + 3 P4O10(s)
Al2O3 + H2O = AlO3H3 =>
Al2O3 + 3 H2O = 2 AlO3H3
CrO3 + HCOOH = CO2 + H2O + Cr(OOCH)3 =>
2 CrO3 + 9 HCOOH = 3 CO2 + 6 H2O + 2 Cr(OOCH)3
C2H6O + C2H2O + (NH3)2 = C4H11NO2 =>
2 C2H6O + 2 C2H2O + (NH3)2 = 2 C4H11NO2
CH2O + O = CO2 + H2O =>
CH2O + 2 O = CO2 + H2O
Pb(NO3)2 + Na2B4O7 + H2O = Pb(BO2)2 + NaNO3 + HNO3 =>
2 Pb(NO3)2 + Na2B4O7 + H2O = 2 Pb(BO2)2 + 2 NaNO3 + 2 HNO3
BrO3{-} + Au{+} + H{+} = Br2 + Au{3+} + H2O =>
2 BrO3{-} + 5 Au{+} + 12 H{+} = Br2 + 5 Au{3+} + 6 H2O
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KI + HgSO4 = KSO4 + HgI =>
KI + HgSO4 = KSO4 + HgI
Cu + CH3COOH + O2 = Cu(CH3COO)2*H2O =>
2 Cu + 4 CH3COOH + O2 = 2 Cu(CH3COO)2*H2O
H4SiO4 = H4 + SiO4 =>
H4SiO4 = H4 + SiO4
CaCl2 + NaCO3 = Ca(CO3)2 + NaCl =>
CaCl2 + 2 NaCO3 = Ca(CO3)2 + 2 NaCl
CuCl2 + Na2CrO4 = CuCrO4 + Na(Cl) =>
CuCl2 + Na2CrO4 = CuCrO4 + 2 Na(Cl)
Li3N + D2O = LiOD + ND3 =>
Li3N + 3 D2O = 3 LiOD + ND3
C + H{+} + SO4{2-} = CO2 + HSO3{-} =>
C + 2 H{+} + 2 SO4{2-} = CO2 + 2 HSO3{-}
LiCl + Na2HPO4 = Li2HPO4 + NaCl =>
2 LiCl + Na2HPO4 = Li2HPO4 + 2 NaCl
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