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2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ca + MgSO4 = CaSO4 + Mg =>
Ca + MgSO4 = CaSO4 + Mg
CH3COOH + C3H7OH = CH3COOC3H7 + H20 =>
5 CH3COOH + 30 C3H7OH = 20 CH3COOC3H7 + 3 H20
H2 + Br2 = HBr2 =>
H2 + 2 Br2 = 2 HBr2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
AgOH + AsH3 = Ag + H3AsO3 + H2O =>
6 AgOH + AsH3 = 6 Ag + H3AsO3 + 3 H2O
HNO3 + Na2SiO3 = Na2NO3 + HSiO3 =>
HNO3 + Na2SiO3 = Na2NO3 + HSiO3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2 + CL2 = HCL2 =>
H2 + 2 CL2 = 2 HCL2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
NO2 = N2 + O2 =>
2 NO2 = N2 + 2 O2
H2 + CL2 = HCL2 =>
H2 + 2 CL2 = 2 HCL2
C6H5OH + NAOH = C6H5ONA + H2O =>
C6H5OH + NAOH = C6H5ONA + H2O
CH3COOH + C3H7OH = CH3COOC3H7 + H20 =>
5 CH3COOH + 30 C3H7OH = 20 CH3COOC3H7 + 3 H20
Ag + S = Ag2S =>
2 Ag + S = Ag2S
H2S + Ca(OH)2 = CaS + H2O =>
H2S + Ca(OH)2 = CaS + 2 H2O
C3H8O3 + O2 = CO2 + H20 =>
10 C3H8O3 + 15 O2 = 30 CO2 + 4 H20
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
K + O2 = K2O2 =>
2 K + O2 = K2O2
I2 + HNO3 = HIO3 + NO + H20 =>
20 I2 + 60 HNO3 = 40 HIO3 + 60 NO + H20
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 Na2CO3 + 7 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C5H11NH2 + O2 = CO2 + H2O + NO2 =>
4 C5H11NH2 + 37 O2 = 20 CO2 + 26 H2O + 4 NO2
S + O2 = SO2 =>
S + O2 = SO2
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
Al + HNO3 = Al(NO3)3 + NH3 + H2O =>
8 Al + 27 HNO3 = 8 Al(NO3)3 + 3 NH3 + 9 H2O
C8H12 + KMnO4 + H2SO4 = C8H10O2 + H2O + MnSO4 + K2SO4 =>
5 C8H12 + 6 KMnO4 + 9 H2SO4 = 5 C8H10O2 + 14 H2O + 6 MnSO4 + 3 K2SO4
H3N + Br2 = NH4Br + N2 =>
8 H3N + 3 Br2 = 6 NH4Br + N2
Mg3(PO4)2 + Ba(NO3)2 = Mg(NO3)2 + Ba3 + (PO4)2 =>
Mg3(PO4)2 + 3 Ba(NO3)2 = 3 Mg(NO3)2 + Ba3 + (PO4)2
C2H5OH + NaOH = C2H5ONa + H2O =>
C2H5OH + NaOH = C2H5ONa + H2O
CrCl3 + NaOH + Na2O2 = Na2CrO4 + H2O + NaCl =>
2 CrCl3 + 4 NaOH + 3 Na2O2 = 2 Na2CrO4 + 2 H2O + 6 NaCl
SCl2 + H3N = S4N4 + NH4Cl + S =>
6 SCl2 + 16 H3N = S4N4 + 12 NH4Cl + 2 S
I2 + S2O3{2-} + OH{-} = SO4{2-} + I{-} + H2O =>
4 I2 + S2O3{2-} + 10 OH{-} = 2 SO4{2-} + 8 I{-} + 5 H2O
Cl2 + H3N = N2 + NH4Cl =>
3 Cl2 + 8 H3N = N2 + 6 NH4Cl
HBr + C2H2 = C2H3 + Br =>
HBr + C2H2 = C2H3 + Br
S + Mg = MgS =>
S + Mg = MgS
N + H = NH3 =>
N + 3 H = NH3
ZnS + O = ZnO + SO2 =>
ZnS + 3 O = ZnO + SO2
Ca(AlO2)2 + HCl = AlCl3 + CaCl2 + H2O =>
Ca(AlO2)2 + 8 HCl = 2 AlCl3 + CaCl2 + 4 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
S + C = CS2 =>
2 S + C = CS2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
ZNO + CO = ZN + CO2 =>
ZNO + CO = ZN + CO2
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
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