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2[Cr(OH)4]{-} + 3 Na2O2 = 2 CrO4{-2} + 4 OH{-} + 6 Na{+} + 2 H2O
Pb3(PO4)2 + H2O = Pb(OH)2 + H3PO4 =>
Pb3(PO4)2 + 6 H2O = 3 Pb(OH)2 + 2 H3PO4
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
P4 + O2 = P2O3 = =>
P4 + 3 O2 = 2 P2O3
AICI = AI + CI =>
AICI = AI + CI
Ba(OH)2 + C20H14O4 = Ba + CO2 + H2 =>
18 Ba(OH)2 + C20H14O4 = 18 Ba + 20 CO2 + 25 H2
Mg + NHO3 = Mg(NO3)2 + H2 =>
Mg + 2 NHO3 = Mg(NO3)2 + H2
Ag(aq) + Cl2(aq) = AgCl(aq) =>
2 Ag(aq) + Cl2(aq) = 2 AgCl(aq)
Cl27 + O2 = Cl2O7 =>
4 Cl27 + 189 O2 = 54 Cl2O7
NiCl2 + KCO3 = NiCO3 + KCl2 =>
NiCl2 + KCO3 = NiCO3 + KCl2
(NH4)6Mo7O24 + SnCl2 + HCl = Mo5O14 + H2SnCl6 + NH4Cl + H2O =>
5(NH4)6Mo7O24 + 7 SnCl2 + 58 HCl = 7 Mo5O14 + 7 H2SnCl6 + 30 NH4Cl + 22 H2O
PCl3(l) + Cl2(g) + P4O10(s) = POCl3(l) =>
6 PCl3(l) + 6 Cl2(g) + P4O10(s) = 10 POCl3(l)
HSO4 + AlOH2 = HOH2 + AlSO4 =>
HSO4 + AlOH2 = HOH2 + AlSO4
NaNO3 + H2SO4 + Hg = HgSO4 + Na2SO4 + H2O + NO2 =>
2 NaNO3 + 2 H2SO4 + Hg = HgSO4 + Na2SO4 + 2 H2O + 2 NO2
NO2 + H2O = HNO2 + HNO4 =>
4 NO2 + 2 H2O = 3 HNO2 + HNO4
Na[Sb(OH)4] + HCl = NaCl + Sb(OH)3 + H2O =>
Na[Sb(OH)4] + HCl = NaCl + Sb(OH)3 + H2O
Ca(OH)2FeCl2 = CaCl2 + Fe(OH)2 =>
Ca(OH)2FeCl2 = CaCl2 + Fe(OH)2
Li(OH)2 + H3PO4 = Li3(PO4)2 + H2O =>
3 Li(OH)2 + 2 H3PO4 = Li3(PO4)2 + 6 H2O
H2(SO4)NH4(OH) = H2(OH) + (NH4)(SO4) =>
H2(SO4)NH4(OH) = H2(OH) + (NH4)(SO4)
Al2(SO4)3*18H2O + NaHCO3 = Al(OH)3 + Na2SO4 + CO2 + H2O =>
Al2(SO4)3*18H2O + 6 NaHCO3 = 2 Al(OH)3 + 3 Na2SO4 + 6 CO2 + 18 H2O
As2S3 + KMnO4 + HCe = KCe + MnCe2 + H3AsO4 + SO2 + H2O =>
5 As2S3 + 22 KMnO4 + 66 HCe = 22 KCe + 22 MnCe2 + 10 H3AsO4 + 15 SO2 + 18 H2O
C4H10O + Cr2O7{2-} + H{+} = C4H8O2 + Cr{3+} + H2O =>
3 C4H10O + 2 Cr2O7{2-} + 16 H{+} = 3 C4H8O2 + 4 Cr{3+} + 11 H2O
CuBr2(aq) + NH4NO3(aq) = Cu(NO3)2(s) + NH4Br(aq) =>
CuBr2(aq) + 2 NH4NO3(aq) = Cu(NO3)2(s) + 2 NH4Br(aq)
HN3 + NO2 = N2O + H2O =>
6 HN3 + 8 NO2 = 13 N2O + 3 H2O
ZnCO3 = Zn + CO3 =>
ZnCO3 = Zn + CO3
Tb2O7 + HCl = TbCl3 + H2O + O2 =>
Tb2O7 + 6 HCl = 2 TbCl3 + 3 H2O + 2 O2
C3H8 = CH2CHCH3 + H2 =>
C3H8 = CH2CHCH3 + H2
Na(OH)2 + NH4Cl = NaCl + NH4(OH)2 =>
Na(OH)2 + NH4Cl = NaCl + NH4(OH)2
NH3 + HI = NH4 + I =>
NH3 + HI = NH4 + I
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
H{+}H2O2 + Cr2O7 = O2 + Cr{2+} + H2O =>
8 H{+}H2O2 + 2 Cr2O7 = 5 O2 + 4 Cr{2+} + 4 H2O
Al + OH = Al(OH)3 =>
Al + 3 OH = Al(OH)3
NaHCO3Mg = MgHCO3Na =>
NaHCO3Mg = MgHCO3Na
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4 =>
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4
C7H16 = C7H14 + H2 =>
C7H16 = C7H14 + H2
Na(g) + H2O(l) = H2(g) + NaOH =>
2 Na(g) + 2 H2O(l) = H2(g) + 2 NaOH
HClO + O2 = Cl2O7 + H2O =>
2 HClO + 3 O2 = Cl2O7 + H2O
Fe2 + [Fe(Cn)6]3 = Fe[Fe(Cn)6]3 =>
Fe2 + 2[Fe(Cn)6]3 = 2 Fe[Fe(Cn)6]3
Br2 + NaHSO3 = NaBr + NaHSO4 + H2O + SO2 =>
Br2 + 3 NaHSO3 = 2 NaBr + NaHSO4 + H2O + 2 SO2
CH3I + Mg = CH3CH3 + MgI2 =>
2 CH3I + Mg = CH3CH3 + MgI2
Cr2O3 + NO3{-} + OH{-} = CrO4{-} + NO2{-} + H2O =>
Cr2O3 + 4 NO3{-} + 2 OH{-} = 2 CrO4{-} + 4 NO2{-} + H2O
SiO2 + HCl = SiCl4 + H2 + O2 =>
SiO2 + 4 HCl = SiCl4 + 2 H2 + O2
Na2S2O3(aq) + KMnO4(aq) + H2SO4(aq) = MnSO4(aq) + K2SO4(aq) + H2O(l) + Na2SO4(aq) =>
5 Na2S2O3(aq) + 8 KMnO4(aq) + 7 H2SO4(aq) = 8 MnSO4(aq) + 4 K2SO4(aq) + 7 H2O(l) + 5 Na2SO4(aq)
FeCl3 + H2SO4 = Fe2(SO4)3 + HCl =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
Ni{3+} + O{2-} = Ni{2+} + O2 =>
4 Ni{3+} + 2 O{2-} = 4 Ni{2+} + O2
FeCr2O4 + CaCO3 + O2 = Fe2O3 + CaCrO4 + CO2 =>
4 FeCr2O4 + 8 CaCO3 + 7 O2 = 2 Fe2O3 + 8 CaCrO4 + 8 CO2
C7H8 + HBr = C7H8Br + H2 =>
2 C7H8 + 2 HBr = 2 C7H8Br + H2
Si + NaOH + H2O = NaSiO33 + H2 =>
2 Si + 2 NaOH + 64 H2O = 2 NaSiO33 + 65 H2
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