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2 Al2O3 = 4 Al + 3 O2
Na2S2O4 + HCl = NaCl + H2S2O4 =>
Na2S2O4 + 2 HCl = 2 NaCl + H2S2O4
Fe = Fe{2+} + e =>
Fe = Fe{2+} + 2e
Cl + NaOH = NaCl + ClO + H2O =>
3 Cl + 2 NaOH = 2 NaCl + ClO + H2O
MgBr2 + SOH2 = MgOH2 + SBr2 =>
MgBr2 + SOH2 = MgOH2 + SBr2
H2 + CO2 = CH4 + H3O =>
5 H2 + CO2 = CH4 + 2 H3O
Ca3N2 + P3N5 = Ca7(PN4)2 =>
7 Ca3N2 + 2 P3N5 = 3 Ca7(PN4)2
K2Cr2O7 + HCl + CH3CH2CHO = CrCl3 + KCl + CH3CH2COOH + H2O =>
K2Cr2O7 + 8 HCl + 3 CH3CH2CHO = 2 CrCl3 + 2 KCl + 3 CH3CH2COOH + 4 H2O
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr + CH3CO2H + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 3 CH3CH2OH = 2 Cr + 3 CH3CO2H + K2SO4 + 4 H2O
O + C2H6 = C2H6O =>
O + C2H6 = C2H6O
C13H17NO4 + HCl = C13H18NO4Cl =>
C13H17NO4 + HCl = C13H18NO4Cl
(NH4)2C2O4 + NiCl2 = NiC2O4 + NH4Cl =>
(NH4)2C2O4 + NiCl2 = NiC2O4 + 2 NH4Cl
K2SO3 + SiO2 = K2SiO3 + SO2 =>
K2SO3 + SiO2 = K2SiO3 + SO2
FeO2 + BaO = FeO + BaO2 =>
FeO2 + BaO = FeO + BaO2
CaCO3 + H2O = CaO + HCO3 + H2 =>
2 CaCO3 + 2 H2O = 2 CaO + 2 HCO3 + H2
Pb(NO3)2 + Ni = Ni(NO3)2 + Pb =>
Pb(NO3)2 + Ni = Ni(NO3)2 + Pb
Mg(NO2)2 + Li2CrO4 = MgCrO4 + LiNO2 =>
Mg(NO2)2 + Li2CrO4 = MgCrO4 + 2 LiNO2
Fe(CO)5 + PF3 + H2 = Fe(CO)2(PF3)2(H)2 + (CO)12 =>
4 Fe(CO)5 + 8 PF3 + 4 H2 = 4 Fe(CO)2(PF3)2(H)2 + (CO)12
NS2(g) = S8(s) + N2(g) =>
4 NS2(g) = S8(s) + 2 N2(g)
C19H39OH + O2 = CO2 + H2O =>
2 C19H39OH + 57 O2 = 38 CO2 + 40 H2O
Hg2(NO3)2 + NaOH = HgO + H2O + NaNO3 + Hg =>
Hg2(NO3)2 + 2 NaOH = HgO + H2O + 2 NaNO3 + Hg
K3N + O2 = K2O + N2 =>
4 K3N + 3 O2 = 6 K2O + 2 N2
Cl + O3 = Cl2O =>
6 Cl + O3 = 3 Cl2O
NH3 + HC1 = NH4 + C1 =>
NH3 + HC1 = NH4 + C1
C54H110 + O2 = H2O + CO2 =>
2 C54H110 + 163 O2 = 110 H2O + 108 CO2
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
Mg + HNO3 = NH4NO3 + Mg(NO3)2 + H2O = =>
4 Mg + 10 HNO3 = NH4NO3 + 4 Mg(NO3)2 + 3 H2O
Mg + H2SO4 = H2S + MgSO4 + H2O =>
4 Mg + 5 H2SO4 = H2S + 4 MgSO4 + 4 H2O
P + H2SO4 = H2O + H3PO4 + SO2 =>
2 P + 5 H2SO4 = 2 H2O + 2 H3PO4 + 5 SO2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Cr(OH)3(aq) + HClO4(aq) = Cr(ClO4)3 + H2O(l) =>
Cr(OH)3(aq) + 3 HClO4(aq) = Cr(ClO4)3 + 3 H2O(l)
Al(OH)3 + H(NO3) = Al(NO3)3 + H2O =>
Al(OH)3 + 3 H(NO3) = Al(NO3)3 + 3 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Ca(OH)2 + H(NO3) = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 H(NO3) = Ca(NO3)2 + 2 H2O
K2Cr2O7 + H2SO4 + KNO2 = Cr2(SO)4 + KNO3 + K2SO4 + H2O =>
K2Cr2O7 + 5 H2SO4 + 14 KNO2 = Cr2(SO)4 + 14 KNO3 + K2SO4 + 5 H2O
Al + CH3OH = (CH3O)3Al + H2 =>
2 Al + 6 CH3OH = 2(CH3O)3Al + 3 H2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
KAISI3O8 + H2O = HAISI3O8 + K + OH =>
KAISI3O8 + H2O = HAISI3O8 + K + OH
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Fe(NO3)3 + NH3 = Fe(NH3)3 + NO3 =>
Fe(NO3)3 + 3 NH3 = Fe(NH3)3 + 3 NO3
AgNO3 + Cl2 = AgCl + NO3 =>
2 AgNO3 + Cl2 = 2 AgCl + 2 NO3
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Ca3(PO4)2 + AgNO3 = Ag3(PO4) + Ca(NO3)2 =>
Ca3(PO4)2 + 6 AgNO3 = 2 Ag3(PO4) + 3 Ca(NO3)2
CaI2 + (NH4)Cl = CaCl2 + I(NH4) =>
CaI2 + 2(NH4)Cl = CaCl2 + 2 I(NH4)
H2SO4 + LiOH = H2O + Li2SO4 =>
H2SO4 + 2 LiOH = 2 H2O + Li2SO4
H2(SO4) + KH(CO3) = H2O + CO2 + K2(SO4) =>
H2(SO4) + 2 KH(CO3) = 2 H2O + 2 CO2 + K2(SO4)
K2CrO7 + SNCl2*H2O + HCl = CrCl3 + SNCl4 + KCl + H2O =>
2 K2CrO7 + 9 SNCl2*H2O + 28 HCl = 2 CrCl3 + 9 SNCl4 + 4 KCl + 23 H2O
Al(ClO)3 = AlCl3 + O2 =>
2 Al(ClO)3 = 2 AlCl3 + 3 O2
K2O + CaO = CaK2O2 =>
K2O + CaO = CaK2O2
NiS + Zn(NO3)2 = Ni(NO3)2 + ZnS =>
NiS + Zn(NO3)2 = Ni(NO3)2 + ZnS
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