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2 Cu + 2 H2O = 2 CuOH + H2
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
CS2 + NO = CO2 + SO2 + N2 =>
CS2 + 6 NO = CO2 + 2 SO2 + 3 N2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
V2O5 + H2 = V + H2O =>
V2O5 + 5 H2 = 2 V + 5 H2O
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
KCLO3(s) + S(s) = SO2 + KCL =>
2 KCLO3(s) + 3 S(s) = 3 SO2 + 2 KCL
MgCl2 + NAOH = Mg(OH)2 + NACl =>
MgCl2 + 2 NAOH = Mg(OH)2 + 2 NACl
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
CuSO4 + Cu = Cu2SO4 =>
CuSO4 + Cu = Cu2SO4
LiOH + CrCl3 = LiCl + Cr(OH)3 =>
3 LiOH + CrCl3 = 3 LiCl + Cr(OH)3
HCl + KMnO4 = Cl2 + KCl2 + MnCl2 + H2O =>
8 HCl + KMnO4 = 2 Cl2 + KCl2 + MnCl2 + 4 H2O
PH3 + O2 = P2O3 + H20 =>
20 PH3 + 15 O2 = 10 P2O3 + 3 H20
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C2H6O + O2 = H2O + CO2 =>
C2H6O + 3 O2 = 3 H2O + 2 CO2
PH3 + O2 = P2O3 + H2O =>
2 PH3 + 3 O2 = P2O3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + Ba(SO4) =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(SO4)
Al2(SO4)3 + BaCl2 = Ba1SO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 Ba1SO4 + 2 AlCl3
CH3OH + O = CO2 + H2O =>
CH3OH + 3 O = CO2 + 2 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
C3H6O + O2 = C02 + H2O =>
2 C3H6O + 2 O2 = 3 C02 + 6 H2O
H2 + P4 = PH3 =>
6 H2 + P4 = 4 PH3
HI + KOH = KI + HOH =>
HI + KOH = KI + HOH
Zn + S = ZnS =>
Zn + S = ZnS
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeCl3 + Mg = MgCl2 + Fe =>
2 FeCl3 + 3 Mg = 3 MgCl2 + 2 Fe
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
P4O6 + H2O = P(OH)3 =>
P4O6 + 6 H2O = 4 P(OH)3
Pb(C2H3O2)2 + HCl = PbCl2 + HC2H3O2 =>
Pb(C2H3O2)2 + 2 HCl = PbCl2 + 2 HC2H3O2
NaIO3 + NaHSO3 = I2 + NaHSO4 + Na2SO4 + H2O =>
2 NaIO3 + 5 NaHSO3 = I2 + 3 NaHSO4 + 2 Na2SO4 + H2O
Fe2 + O4 = Fe3O4 =>
3 Fe2 + 2 O4 = 2 Fe3O4
P2O5 + K(OH) = K2HPO4 + H2O =>
P2O5 + 4 K(OH) = 2 K2HPO4 + H2O
KMNO4 + H2C2O4 + H2SO4 = K2SO4 + MNSO4 + H2O + CO2 =>
2 KMNO4 + 5 H2C2O4 + 3 H2SO4 = K2SO4 + 2 MNSO4 + 8 H2O + 10 CO2
Fe2(SO4)3 + NaI = FeSO4 + NaSO4 + I2 =>
2 Fe2(SO4)3 + 2 NaI = 4 FeSO4 + 2 NaSO4 + I2
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
Fe3 + O4 = Fe3O4 =>
Fe3 + O4 = Fe3O4
S + Fe = Fe2S3 =>
3 S + 2 Fe = Fe2S3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CUS + HNO3 = CUSO4 + NO + H20 =>
10 CUS + 20 HNO3 = 10 CUSO4 + 20 NO + H20
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
KMnO4 + H2C2O4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 10 CO2 + 2 MnSO4 + K2SO4 + 8 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NH4CL + NANO2 = N2 + H2O + NACL =>
NH4CL + NANO2 = N2 + 2 H2O + NACL
PBr3 = P3 + Br =>
3 PBr3 = P3 + 9 Br
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