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2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Sn + HNO3 = SnO2 + NO + H2O =>
3 Sn + 4 HNO3 = 3 SnO2 + 4 NO + 2 H2O
(C2H5)3SnCl + O2 = SnO2 + CO2 + H2O + Cl =>
4(C2H5)3SnCl + 43 O2 = 4 SnO2 + 24 CO2 + 30 H2O + 4 Cl
Hg + O = Hg2O =>
2 Hg + O = Hg2O
MgSO4(aq) + BaCl2(aq) = BaSO4(s) + MgCl2(aq) =>
MgSO4(aq) + BaCl2(aq) = BaSO4(s) + MgCl2(aq)
BiCl3 + H2O = Bi2O3 + HCl =>
2 BiCl3 + 3 H2O = Bi2O3 + 6 HCl
NaN3 + Fe2O3 = Na2O + Fe + N2 =>
6 NaN3 + Fe2O3 = 3 Na2O + 2 Fe + 9 N2
Sn + HNO3 = Sn(NO3)4 + H2 =>
Sn + 4 HNO3 = Sn(NO3)4 + 2 H2
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Na(N)3 = (N)2 + Na =>
2 Na(N)3 = 3(N)2 + 2 Na
CuSO4*5H2O + KSCN = CuSCN + KSO4 + H2O =>
CuSO4*5H2O + KSCN = CuSCN + KSO4 + 5 H2O
Sn + O2 = SnO2 =>
Sn + O2 = SnO2
BICl3 + H2O = BIOCl + HCl =>
BICl3 + H2O = BIOCl + 2 HCl
Te + HClO3 + H2O = H6TeO6 + HCl =>
Te + HClO3 + 3 H2O = H6TeO6 + HCl
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
C7H14O3 + KMnO4 + HCl = CO2 + H2O + Mn{2+} + K{+} + Cl{-} =>
5 C7H14O3 + 36 KMnO4 + 108 HCl = 35 CO2 + 89 H2O + 36 Mn{2+} + 36 K{+} + 108 Cl{-}
Fe(s) + Cu(SO4)(aq) = Fe2(SO4)3(aq) + Cu(s) =>
2 Fe(s) + 3 Cu(SO4)(aq) = Fe2(SO4)3(aq) + 3 Cu(s)
SN + HNO3 + H2O = H2SNO3 + NO =>
3 SN + 4 HNO3 + H2O = 3 H2SNO3 + 4 NO
SO4{2-} + Zn + H{+} = S{2-} + Zn2{+} + H2O =>
SO4{2-} + 16 Zn + 8 H{+} = S{2-} + 8 Zn2{+} + 4 H2O
Sn + HNO3 = Sn(NO3)4 + H2 =>
Sn + 4 HNO3 = Sn(NO3)4 + 2 H2
CH4 + NiO = CO + H2O + Ni =>
CH4 + 3 NiO = CO + 2 H2O + 3 Ni
MgCl2 + HF = MgF2(solv) + HCl =>
MgCl2 + 2 HF = MgF2(solv) + 2 HCl
PbCl2 + K2CrO4 = PbCrO4 + KCl =>
PbCl2 + K2CrO4 = PbCrO4 + 2 KCl
C2H3Cl + O2 = CO2 + HOH + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 HOH + 2 HCl
Ni + O = NiO2 =>
Ni + 2 O = NiO2
C3H5OH + O1 = CO2 + H2O =>
C3H5OH + 8 O1 = 3 CO2 + 3 H2O
KNO3 + Hg + H2SO4 = NO + Hg2SO4 + K2SO4 + H2O =>
2 KNO3 + 6 Hg + 4 H2SO4 = 2 NO + 3 Hg2SO4 + K2SO4 + 4 H2O
KOH + AgNO3 + K2S2O8 = Ag2O2 + K2SO4 + H2O + KNO3 =>
4 KOH + 2 AgNO3 + K2S2O8 = Ag2O2 + 2 K2SO4 + 2 H2O + 2 KNO3
Sn + O2 = SnO2 =>
Sn + O2 = SnO2
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
CH2H2 + O2 = CO2 + H2O =>
CH2H2 + 2 O2 = CO2 + 2 H2O
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
H3N = H2 + N =>
2 H3N = 3 H2 + 2 N
Cr2(SO4)3 + KMnO4 + KOH = MnO(OH)2 + K2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 2 KMnO4 + 8 KOH = 2 MnO(OH)2 + 2 K2CrO4 + 3 K2SO4 + 2 H2O
NaI + H2O = NaOH + I2 + H2 =>
2 NaI + 2 H2O = 2 NaOH + I2 + H2
C13H10O + NaBH4 = C13H12O + Na + BH3 =>
C13H10O + 2 NaBH4 = C13H12O + 2 Na + 2 BH3
Cu2Fe(CN)6 + H2SO4 + H2O = CuSO4 + FeSO4 + (NH4)2SO4 + CO =>
Cu2Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 CuSO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
CH2O = CO + H2 =>
CH2O = CO + H2
Cr2O7{-2} + H{+} + H2C2O4 = Cr{3} + H2O + CO2 =>
Cr2O7{-2} + 8 H{+} + 3 H2C2O4 = 2 Cr{3} + 7 H2O + 6 CO2
CuSO4 + BaCl = Cu(Cl)2 + Ba2SO4 =>
CuSO4 + 2 BaCl = Cu(Cl)2 + Ba2SO4
NO(g) + Br2(g)2 = NOBr(g) =>
22 NO(g) + Br2(g)2 = 22 NOBr(g)
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
Fe + Ag2O = FeO + Ag =>
Fe + Ag2O = FeO + 2 Ag
C3H6 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 C3H6 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 18 H2O
Hg + O2 = Hg2O =>
4 Hg + O2 = 2 Hg2O
Cr2(SO4)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 KOH = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
COOH + C2H5OH = C2H5COO + H2O =>
COOH + C2H5OH = C2H5COO + H2O
PbO + Mg = MgO2 + Pb =>
2 PbO + Mg = MgO2 + 2 Pb
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
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