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Ni2Se3 = 2 Ni + 3 Se
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeCl3 + Bi(OH)2 = Fe(OH)2 + BiCl3 =>
FeCl3 + Bi(OH)2 = Fe(OH)2 + BiCl3
Cu{+2} + Co2(SO4)3 = CuSO4 + Co{+3} =>
3 Cu{+2} + Co2(SO4)3 = 3 CuSO4 + 2 Co{+3}
Co(ClO4)3 + Na3(PO4) = Na(ClO4) + Co(PO4) =>
Co(ClO4)3 + Na3(PO4) = 3 Na(ClO4) + Co(PO4)
HNO3 + Fe = HNO3Fe =>
HNO3 + Fe = HNO3Fe
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
KOH + Co2 = KOHCo2 =>
KOH + Co2 = KOHCo2
Ni + H2O = H + NiO2 =>
Ni + 2 H2O = 4 H + NiO2
Ni2Se3 = Ni + Se =>
Ni2Se3 = 2 Ni + 3 Se
A2 + BC = AB + C4 =>
2 A2 + 4 BC = 4 AB + C4
HBr + Al2O3 = AlBr3 + H2O =>
6 HBr + Al2O3 = 2 AlBr3 + 3 H2O
Ni + H2O = H + NiO2 =>
Ni + 2 H2O = 4 H + NiO2
Al2(SO4)3 + Na(OH) + MgSO4 + OH = Al2(OH)12Na6Mg3(SO4)6 =>
Al2(SO4)3 + 6 Na(OH) + 3 MgSO4 + 6 OH = Al2(OH)12Na6Mg3(SO4)6
H2C4H4O6 + NaHCO3 = CO2 + H2O + Na2C4H4O6 =>
H2C4H4O6 + 2 NaHCO3 = 2 CO2 + 2 H2O + Na2C4H4O6
Zn(NO3)2 + Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2 =>
Zn(NO3)2 + 2 Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2
Li2CrO4 + AuI = Li2I + AuCrO4 =>
Li2CrO4 + AuI = Li2I + AuCrO4
FeCl3 + Bi(OH)2 = Fe(OH)2 + BiCl3 =>
FeCl3 + Bi(OH)2 = Fe(OH)2 + BiCl3
CH3CO(CH3) + O2 = CO2 + H2O =>
CH3CO(CH3) + 4 O2 = 3 CO2 + 3 H2O
CrCl3 + Br = CrBr3 + Cl =>
CrCl3 + 3 Br = CrBr3 + 3 Cl
C15H10O + C25H22PCl + NaOH = C18H15OP + C22H16 + NaCl + OH =>
64 C15H10O + 42 C25H22PCl + 42 NaOH = 42 C18H15OP + 57 C22H16 + 42 NaCl + 64 OH
LiOH + H2O = OH + LiH2O =>
LiOH + H2O = OH + LiH2O
KOH + Co2 = KOHCo2 =>
KOH + Co2 = KOHCo2
SnCl4 + NNH3 = SnCl3 + HCl + N2 =>
3 SnCl4 + NNH3 = 3 SnCl3 + 3 HCl + N2
Cu + Mn(NO3)2 = Mn + CuNO3 =>
2 Cu + Mn(NO3)2 = Mn + 2 CuNO3
KOH + Co2 = KOHCo2 =>
KOH + Co2 = KOHCo2
Cu + (CrO4)2 = CuCrO4 =>
2 Cu + (CrO4)2 = 2 CuCrO4
Ca3(PO4)2 + H2S = CaS + H3PO4 =>
Ca3(PO4)2 + 3 H2S = 3 CaS + 2 H3PO4
HCl + Br = BrCl + H =>
HCl + Br = BrCl + H
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Al2(SO4)3 + Na(OH) + MgSO4 + OH = Al2(OH)12Na6Mg3(SO4)6 =>
Al2(SO4)3 + 6 Na(OH) + 3 MgSO4 + 6 OH = Al2(OH)12Na6Mg3(SO4)6
Fe3O4 + H2O = Fe(OH)3 + Fe(OH)1 =>
2 Fe3O4 + 8 H2O = 5 Fe(OH)3 + Fe(OH)1
Ni + H2O = H + NiO2 =>
Ni + 2 H2O = 4 H + NiO2
MnSO4 + NaBiO3 + H2O + NaOH = NaMnO4 + Bi2(OH)3 + Na2SO4 =>
7 MnSO4 + 10 NaBiO3 + 2 H2O + 11 NaOH = 7 NaMnO4 + 5 Bi2(OH)3 + 7 Na2SO4
N2H3CH3 + N2O4 = N2 + H2O + CO2 =>
4 N2H3CH3 + 5 N2O4 = 9 N2 + 12 H2O + 4 CO2
Ca = Ca{2+} + e =>
Ca = Ca{2+} + 2e
NaOH + C3H5(COOR)3 = RCOONa + C3H5(OH)3 =>
3 NaOH + C3H5(COOR)3 = 3 RCOONa + C3H5(OH)3
CH3CO(CH3) + O2 = CO2 + H2O =>
CH3CO(CH3) + 4 O2 = 3 CO2 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaOH + C3H5(COOR)3 = RCOONa + C3H5(OH)3 =>
3 NaOH + C3H5(COOR)3 = 3 RCOONa + C3H5(OH)3
CH3CO(CH3) + O2 = CO2 + H2O =>
CH3CO(CH3) + 4 O2 = 3 CO2 + 3 H2O
MoO3 + XeF2 = MoF6 + Xe + O =>
MoO3 + 3 XeF2 = MoF6 + 3 Xe + 3 O
H + S + O2 = H2SO4 =>
2 H + S + 2 O2 = H2SO4
KNO3 + HI = HNO3 + KI =>
KNO3 + HI = HNO3 + KI
C40H53O30N05 + H2O = CH4 + CO2 + C5H7O2N =>
4 C40H53O30N05 + 2 H2O = 19 CH4 + 41 CO2 + 20 C5H7O2N
Ca(OH)2 + H2SO4 = (CaH)2(SO4)3 + H2O =>
2 Ca(OH)2 + 3 H2SO4 = (CaH)2(SO4)3 + 4 H2O
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