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2 Cr(OH)4{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{2-} + 8 H2O
La + Au + Pb = LaAu2Pb =>
La + 2 Au + Pb = LaAu2Pb
Cr2O3 + KNO3 + K2CO3 = K2CrO4 + KNO2 + CO2 =>
Cr2O3 + 3 KNO3 + 2 K2CO3 = 2 K2CrO4 + 3 KNO2 + 2 CO2
Cu + Ag(OH)2 = Ag + CuOH =>
2 Cu + Ag(OH)2 = Ag + 2 CuOH
Pb + Na2O2 = Na2PbO2 =>
Pb + Na2O2 = Na2PbO2
NF3 + H2 = N2 + HF =>
2 NF3 + 3 H2 = N2 + 6 HF
BaCl2 + CuSO4 = BaSO4 + Cl2Cu =>
BaCl2 + CuSO4 = BaSO4 + Cl2Cu
MgSO4(s) + HCl(aq) = MgCl2 + H2SO4(aq) =>
MgSO4(s) + 2 HCl(aq) = MgCl2 + H2SO4(aq)
HI = H2 + I2 =>
2 HI = H2 + I2
Al2(CrO4)3 = Al2O3 + CrO + O2 =>
Al2(CrO4)3 = Al2O3 + 3 CrO + 3 O2
K2S + CdCl2 = K2Cl2 + CdS =>
K2S + CdCl2 = K2Cl2 + CdS
B2 = B =>
B2 = 2 B
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH2O + Cu(OH)2 = HCOOH + CuOH + H2 =>
2 CH2O + 2 Cu(OH)2 = 2 HCOOH + 2 CuOH + H2
Pb3(PO4)2 = Pb + PO4 =>
Pb3(PO4)2 = 3 Pb + 2 PO4
HC2O4 = H + C2O4 =>
HC2O4 = H + C2O4
ZnSO4Mg(OH)2 = Zn(OH)2MgSO4 =>
ZnSO4Mg(OH)2 = Zn(OH)2MgSO4
Li2CO3 + Na3PO4 = Li3PO4 + Na2CO3 =>
3 Li2CO3 + 2 Na3PO4 = 2 Li3PO4 + 3 Na2CO3
Ca2 + Ni(NO3)2 = CaNO3 + Ni =>
Ca2 + Ni(NO3)2 = 2 CaNO3 + Ni
Sb + O2 = Sb2O5 =>
4 Sb + 5 O2 = 2 Sb2O5
Pb(No3)2(aq) + K2Co3(aq) = PbCo3(s) + KNo3(aq) =>
Pb(No3)2(aq) + K2Co3(aq) = PbCo3(s) + 2 KNo3(aq)
CrOO2 = CrO3 =>
CrOO2 = CrO3
Al2O3 = Al2 + O =>
Al2O3 = Al2 + 3 O
Fe3O4 + CH4 = FeO + CO2 + H2O =>
4 Fe3O4 + CH4 = 12 FeO + CO2 + 2 H2O
Al2S3(s) = Al(s) + S8(s) =>
8 Al2S3(s) = 16 Al(s) + 3 S8(s)
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
C3H5(OH)3 + Cu(OH)2 = (C3H7O3)2Cu + H2O =>
2 C3H5(OH)3 + Cu(OH)2 = (C3H7O3)2Cu + 2 H2O
Al(s) + F2(g) = AlF3(s) =>
2 Al(s) + 3 F2(g) = 2 AlF3(s)
C6H3(CH3)3 + KMnO4 + KOH = C6H3(COOK)3 + K2MnO4 + H2O =>
C6H3(CH3)3 + 18 KMnO4 + 21 KOH = C6H3(COOK)3 + 18 K2MnO4 + 15 H2O
CaOCl2 + H2O + CO2 = CaCO3 + CaCl2 + HClO =>
2 CaOCl2 + H2O + CO2 = CaCO3 + CaCl2 + 2 HClO
FeTiO3 + H2SO4 = TiO2 + FeSO4 + H2O =>
FeTiO3 + H2SO4 = TiO2 + FeSO4 + H2O
Bi(OH)2Cl + H2O = Bi(OH)3 + HCl =>
Bi(OH)2Cl + H2O = Bi(OH)3 + HCl
Ca(NO3)2 + NaH = CaH2 + NaNO3 =>
Ca(NO3)2 + 2 NaH = CaH2 + 2 NaNO3
MgO(s) + HCl = H2O + MgCl2 =>
MgO(s) + 2 HCl = H2O + MgCl2
Cu2O + H2SO4 + KMnO4 = CuSO4 + MnSO4 + K2SO4 + H2O =>
5 Cu2O + 13 H2SO4 + 2 KMnO4 = 10 CuSO4 + 2 MnSO4 + K2SO4 + 13 H2O
LiCl + F = LiF + Cl2 =>
2 LiCl + 2 F = 2 LiF + Cl2
Fe(s) + H2O(g) = FeO(s) + H2(g) =>
Fe(s) + H2O(g) = FeO(s) + H2(g)
Hg2Cl2 + H2SO4 = Hg2SO4 + HCl =>
Hg2Cl2 + H2SO4 = Hg2SO4 + 2 HCl
CoI2 + KMnO4 + H2O = MnO2 + Co(OH)3 + KOH + KIO3 =>
3 CoI2 + 13 KMnO4 + 8 H2O = 13 MnO2 + 3 Co(OH)3 + 7 KOH + 6 KIO3
NH4ClO4 = N2(g) + Cl2(g) + O2(g) + H2O =>
2 NH4ClO4 = N2(g) + Cl2(g) + 2 O2(g) + 4 H2O
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
CH3COCH3 = C2H4 + CO + H2 =>
CH3COCH3 = C2H4 + CO + H2
(NH4)2MoO4 + NaOH = NH3 + H2O + Na2MoO4 =>
(NH4)2MoO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2MoO4
K3[Fe(SCN)6] + Na2HPO4 = Fe2(HPO4)3 + NaSCN + KSCN =>
2 K3[Fe(SCN)6] + 3 Na2HPO4 = Fe2(HPO4)3 + 6 NaSCN + 6 KSCN
CuO + NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + H2O =>
CuO + 2 NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + 3 H2O
BrN3 + H2O2 = HBrO3 + N2 + H2O =>
2 BrN3 + 5 H2O2 = 2 HBrO3 + 3 N2 + 4 H2O
C + H + O = C12H22O11 =>
12 C + 22 H + 11 O = C12H22O11
CaSO3 + HBr = CaBr2 + SO2 + H2O =>
CaSO3 + 2 HBr = CaBr2 + SO2 + H2O
(NH2)2CO + NaOH + C = NaCN + H2O =>
(NH2)2CO + 2 NaOH + C = 2 NaCN + 3 H2O
K3[Fe(SCN)6] + KF = K3[FeF6] + KSCN =>
K3[Fe(SCN)6] + 6 KF = K3[FeF6] + 6 KSCN
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