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Pt(OH)4 + 2 H2Se = PtSe2 + 4 H2O
K + (SO4)2 = K2SO4 =>
4 K + (SO4)2 = 2 K2SO4
Al + NaOH + Fe3O4 + H2O = Na(Al(OH)4) + Fe(OH)2 =>
2 Al + 2 NaOH + 3 Fe3O4 + 12 H2O = 2 Na(Al(OH)4) + 9 Fe(OH)2
(NH4)2CO3 + CO2 + H2O = (NH4)HCO3 =>
(NH4)2CO3 + CO2 + H2O = 2(NH4)HCO3
Mn + Br = MnBr4 =>
Mn + 4 Br = MnBr4
K2CrO4 + NaNO3 = Na2CrO4 + KNO3 =>
K2CrO4 + 2 NaNO3 = Na2CrO4 + 2 KNO3
FeCl3 + (NH4)2HPO4 = NH4Cl + HCl + FePO4 =>
FeCl3 + (NH4)2HPO4 = 2 NH4Cl + HCl + FePO4
HCOOH + [Ag(NH3)2]OH = (NH4)2CO3 + Ag + NH3 + H2O =>
HCOOH + 2[Ag(NH3)2]OH = (NH4)2CO3 + 2 Ag + 2 NH3 + H2O
H2SO4 + potassiumhydroxide = potassiumsulfate + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H2O + C2H5COOH = H3O{+} + C2H5COO{-} =>
H2O + C2H5COOH = H3O{+} + C2H5COO{-}
H2Cr2O7 + V(OH)3 = H2O + V2(Cr2O7)3 =>
3 H2Cr2O7 + 2 V(OH)3 = 6 H2O + V2(Cr2O7)3
C6H4OHCOOH + (CH3CO)2O = C9H8O4 =>
11 C6H4OHCOOH + (CH3CO)2O = 9 C9H8O4
Cu + IO3 = CuIO3 =>
Cu + IO3 = CuIO3
NaCl(aq) + CaO(aq) = CaCl2(aq) + Na2O(aq) =>
2 NaCl(aq) + CaO(aq) = CaCl2(aq) + Na2O(aq)
HCI + O2 = CIO2 + H2O =>
4 HCI + 5 O2 = 4 CIO2 + 2 H2O
NaF(aq) + FeCl3(s) = Na3FeF6(aq) + NaCl(aq) =>
6 NaF(aq) + FeCl3(s) = Na3FeF6(aq) + 3 NaCl(aq)
HClO4 + K2CO3 = KClO4(aq) + CO2(g) + H2O(l) =>
2 HClO4 + K2CO3 = 2 KClO4(aq) + CO2(g) + H2O(l)
Pb + H2SO4 = H2O + PbSO4 + SO2 =>
Pb + 2 H2SO4 = 2 H2O + PbSO4 + SO2
SiH4(g) + NH3(g) = Si3N4 + H2(g) =>
3 SiH4(g) + 4 NH3(g) = Si3N4 + 12 H2(g)
HS2O3 = S + HSO4 + H2O =>
7 HS2O3 = 9 S + 5 HSO4 + H2O
CO2 + H2O + N2O5 = HCN + O2 =>
2 CO2 + H2O + N2O5 = 2 HCN + 5 O2
Fe(NH4)2(SO4)2 + NaOH = Fe(OH)2 + Na2SO4 + (NH4)2SO4 =>
Fe(NH4)2(SO4)2 + 2 NaOH = Fe(OH)2 + Na2SO4 + (NH4)2SO4
Fe(SO4) + K(MnO4) = Fe(MnO4) + K(SO4) =>
Fe(SO4) + K(MnO4) = Fe(MnO4) + K(SO4)
C8H16O3 + O2 = H2O + CO2 =>
2 C8H16O3 + 21 O2 = 16 H2O + 16 CO2
Mn + Br = MnBr4 =>
Mn + 4 Br = MnBr4
K2Cr2O7 + C4H10 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
5 K2Cr2O7 + 3 C4H10 + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CH3COOH + 23 H2O
AlCl3 + Na2CO3 + H2O = Al(OH)3 + CO2 + NaCl =>
2 AlCl3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaCl
Na2ZnO2 + H2SO4 = Zn(OH)2 + Na2SO4 =>
Na2ZnO2 + H2SO4 = Zn(OH)2 + Na2SO4
H(ClO) + Cu(OH)2 = Cu(ClO)2 + H2O =>
2 H(ClO) + Cu(OH)2 = Cu(ClO)2 + 2 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2
Ca + Co(NO3)2 = Ca(NO3)2 + Co =>
Ca + Co(NO3)2 = Ca(NO3)2 + Co
FeSAs + O2 = As2O3 + SO2 + Fe2O3 =>
2 FeSAs + 5 O2 = As2O3 + 2 SO2 + Fe2O3
MgSO4(aq) + BaCl2(aq) = BaSO4(aq) + MgCl2(s) =>
MgSO4(aq) + BaCl2(aq) = BaSO4(aq) + MgCl2(s)
C13H27 + O2 = CO + H2O =>
4 C13H27 + 53 O2 = 52 CO + 54 H2O
CH3COOH + S2Cl2 = (CH3CO)2O + SO2 + S + HCl =>
4 CH3COOH + 2 S2Cl2 = 2(CH3CO)2O + SO2 + 3 S + 4 HCl
C7H5ClO + NH3 = C7H7NO + NH4Cl =>
C7H5ClO + 2 NH3 = C7H7NO + NH4Cl
AICI + NaOH = AIOH + NaCI =>
AICI + NaOH = AIOH + NaCI
Na + N2 = NaN =>
2 Na + N2 = 2 NaN
CH3COOH + Cu(OH)2 = CO2 + Cu2O + H2O =>
CH3COOH + 8 Cu(OH)2 = 2 CO2 + 4 Cu2O + 10 H2O
BaCl2 + CO(NH2)2 + H2O = BaCO3 + NH3 + HCl =>
BaCl2 + CO(NH2)2 + 2 H2O = BaCO3 + 2 NH3 + 2 HCl
CuSO4 + K2Cr2O7 = CuCr2O7 + K2SO4 =>
CuSO4 + K2Cr2O7 = CuCr2O7 + K2SO4
HClO + Ba(OH)2 = Ba(ClO)2 + H2O =>
2 HClO + Ba(OH)2 = Ba(ClO)2 + 2 H2O
Zn(IO3)2 = Zn + IO3 =>
Zn(IO3)2 = Zn + 2 IO3
Sr + NHO3 = Sr(NO3)2 + H2 =>
Sr + 2 NHO3 = Sr(NO3)2 + H2
CuCl2H2O + NaOH = CuO + NaCl + H2O =>
CuCl2H2O + 2 NaOH = CuO + 2 NaCl + 2 H2O
Fe + Cu3(AsO4)2 = As2Fe3O8 + Cu =>
3 Fe + Cu3(AsO4)2 = As2Fe3O8 + 3 Cu
K2O + Zn(OH)2 = KOH + ZnO =>
K2O + Zn(OH)2 = 2 KOH + ZnO
HNO3 + KI = H2O + I2 + KNO3 + NO =>
8 HNO3 + 6 KI = 4 H2O + 3 I2 + 6 KNO3 + 2 NO
Ag(SO4)2 + KOH = Ag(OH)2 + KSO4 =>
Ag(SO4)2 + 2 KOH = Ag(OH)2 + 2 KSO4
H2OCa(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 H2OCa(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 9 H2O
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