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2 Al + 4 H2SO3 = Al2(SO3)4 + 4 H2
Na3Cr(OH)6 + NaOH + PbO2 = Na2CrO4 + H2O + Na2Pb(OH)4 =>
2 Na3Cr(OH)6 + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na2Pb(OH)4
C6H5NO2 + Fe + H{+} = C6H5NH3{+} + Fe{2+} + H2O =>
C6H5NO2 + 3 Fe + 7 H{+} = C6H5NH3{+} + 3 Fe{2+} + 2 H2O
K2C2O4(aq) + Ca3(AsO4)2(s) = K3AsO4(aq) + CaC2O4 =>
3 K2C2O4(aq) + Ca3(AsO4)2(s) = 2 K3AsO4(aq) + 3 CaC2O4
PbBr4 = Pb2 + Br =>
2 PbBr4 = Pb2 + 8 Br
Mg + AgNO3 = AgMg + NO3 =>
Mg + AgNO3 = AgMg + NO3
C6H5NO2 + Fe + H{+} = C6H5NH3{+} + Fe{3+} + H2O =>
C6H5NO2 + 2 Fe + 7 H{+} = C6H5NH3{+} + 2 Fe{3+} + 2 H2O
Cu + CrO4 = CuCrO4 =>
Cu + CrO4 = CuCrO4
Ag2O + C10H10N4SO2 = AgC10H9N4SO2 + H2O =>
Ag2O + 2 C10H10N4SO2 = 2 AgC10H9N4SO2 + H2O
Au + [Cl] = Au2Cl3 =>
2 Au + 3[Cl] = Au2Cl3
CH3(C3H4)NH2 + H2O = (CH3)C3H4NH3 + OH =>
CH3(C3H4)NH2 + H2O = (CH3)C3H4NH3 + OH
NaSO4 + BrCl2 = NaCl2 + BrSO4 =>
NaSO4 + BrCl2 = NaCl2 + BrSO4
N2O4 + CO = N2 + CO2 =>
N2O4 + 4 CO = N2 + 4 CO2
K3[Al(OH)6] + HNO3 = KNO3 + Al(OH)3 + H2O =>
K3[Al(OH)6] + 3 HNO3 = 3 KNO3 + Al(OH)3 + 3 H2O
LiPN2 + CeCl3 = Li6Ce8P36N70 + LiCl + Li7PN4 =>
37 LiPN2 + 8 CeCl3 = Li6Ce8P36N70 + 24 LiCl + Li7PN4
CaO + SiO2 = Ca3Si2O7 =>
3 CaO + 2 SiO2 = Ca3Si2O7
KMnO4 + HCl = MnCl2 + Cl2 + H2O + K =>
KMnO4 + 8 HCl = MnCl2 + 3 Cl2 + 4 H2O + K
CO2 + H2O = C6H6 + O2 =>
12 CO2 + 6 H2O = 2 C6H6 + 15 O2
CH2 + O = CH2O =>
CH2 + O = CH2O
Na2SO3 + NaClO3 + H2SO4 = Na2SO4 + Cl2 + H2O =>
5 Na2SO3 + 2 NaClO3 + H2SO4 = 6 Na2SO4 + Cl2 + H2O
Fe2O3 + MoO3 + Mo = Fe2Mo3O8 =>
3 Fe2O3 + 5 MoO3 + 4 Mo = 3 Fe2Mo3O8
CuO2 = Cu2 + O2 =>
2 CuO2 = Cu2 + 2 O2
Na2B4O7 + BaCl2 = BaB4O7 + NaCl =>
Na2B4O7 + BaCl2 = BaB4O7 + 2 NaCl
Na3N + Ca = NCa + Na =>
Na3N + Ca = NCa + 3 Na
H2S + Zn(OH)2 = H2O + ZnS =>
H2S + Zn(OH)2 = 2 H2O + ZnS
Ge + O2 = GeO2 =>
Ge + O2 = GeO2
BeCO3 + AlPO4 = Be3(PO4)2 + Al2(CO3)3 =>
3 BeCO3 + 2 AlPO4 = Be3(PO4)2 + Al2(CO3)3
NaI + H2SO4 = Na2SO4 + I2 + H2 =>
2 NaI + H2SO4 = Na2SO4 + I2 + H2
Fe2O3 + CaO = Ca(FeO2)2 =>
Fe2O3 + CaO = Ca(FeO2)2
P4(s) + Br2(l) = PBr3(g) =>
P4(s) + 6 Br2(l) = 4 PBr3(g)
Al(s) + HCI(g) = AlCI(s) + H2(g) =>
2 Al(s) + 2 HCI(g) = 2 AlCI(s) + H2(g)
MnS + O2 = MnO2 + SO2 =>
MnS + 2 O2 = MnO2 + SO2
COOK + CaCl2 = (COO)2Ca + KCl =>
2 COOK + CaCl2 = (COO)2Ca + 2 KCl
F2 + H2S = HF + S2 =>
2 F2 + 2 H2S = 4 HF + S2
FeCl3 + KOH = KCl + Fe(OH)2Cl =>
FeCl3 + 2 KOH = 2 KCl + Fe(OH)2Cl
V + HCl = VCl3 + H2 =>
2 V + 6 HCl = 2 VCl3 + 3 H2
Fe2O3 + NaOH = NaFeO2 + H2O =>
Fe2O3 + 2 NaOH = 2 NaFeO2 + H2O
CO2 + H2O = C20H40O + O2 =>
40 CO2 + 40 H2O = 2 C20H40O + 59 O2
Co + NH3 = CoNH3 =>
Co + NH3 = CoNH3
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
Mg + (PO4)2H2 = Mg(PO4)2 + H2 =>
Mg + (PO4)2H2 = Mg(PO4)2 + H2
HCHO + O = HCOOH =>
HCHO + O = HCOOH
H2Se = H2 + Se2 =>
2 H2Se = 2 H2 + Se2
K2CO3 + H2S = KHS + H2O + CO2 =>
K2CO3 + 2 H2S = 2 KHS + H2O + CO2
C2344H12344 + O2 = CO2 + H2O =>
C2344H12344 + 5430 O2 = 2344 CO2 + 6172 H2O
SiO2 + Si = SiO =>
SiO2 + Si = 2 SiO
C2H4OH(g) + O2(g) = CO2(g) + H2O(g) =>
4 C2H4OH(g) + 11 O2(g) = 8 CO2(g) + 10 H2O(g)
Sn3 + Fe2 = Sn2Fe4 =>
2 Sn3 + 6 Fe2 = 3 Sn2Fe4
FeS2 + HBr = FeBr2 + HS =>
FeS2 + 2 HBr = FeBr2 + 2 HS
O6 = O2 =>
O6 = 3 O2
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