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HfSi = Hf + Si
SO2 + ClO3{-} = SO4{2-} + ClO2 =>
SO2 + 2 ClO3{-} = SO4{2-} + 2 ClO2
Na2S + Ba(CH3CO2)2 = NaCH3CO2 + BaS =>
Na2S + Ba(CH3CO2)2 = 2 NaCH3CO2 + BaS
CuCH3 + KMnO4 + H2SO4 = CuCOOH + K2SO4 + MnSO4 + H2O =>
5 CuCH3 + 6 KMnO4 + 9 H2SO4 = 5 CuCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Li2O + MgO = MgO2 + Li =>
Li2O + MgO = MgO2 + 2 Li
In + HCl = InCl + H2 =>
2 In + 2 HCl = 2 InCl + H2
NH4CN + NaBr = NaCN + NH4Br =>
NH4CN + NaBr = NaCN + NH4Br
[Cr(OH)4]{2-} + Ag{+} + OH{-} = Ag + CrO4{2-} + H2O =>
[Cr(OH)4]{2-} + 4 Ag{+} + 4 OH{-} = 4 Ag + CrO4{2-} + 4 H2O
NaF + H2SO4 = NaHSO4 + FH =>
NaF + H2SO4 = NaHSO4 + FH
Mg(OH)2 + Al2(OH)5Cl + MgCl2 = Mg80Al20(OH)200(Cl)20 =>
75 Mg(OH)2 + 10 Al2(OH)5Cl + 5 MgCl2 = Mg80Al20(OH)200(Cl)20
AB = A + B = =>
AB = A + B
Ag(OH) + H2Te = Ag2Te + H2O =>
2 Ag(OH) + H2Te = Ag2Te + 2 H2O
Cu(NH3)4(H2O)2 + H2SO4 + OH = CuSO4 + NH3 + H2O =>
Cu(NH3)4(H2O)2 + H2SO4 + 2 OH = CuSO4 + 4 NH3 + 4 H2O
As + NaOCl = NaCl + As2O3 =>
2 As + 3 NaOCl = 3 NaCl + As2O3
Sr(C2H3O2)2 + K = (KC2H3O2) + Sr =>
Sr(C2H3O2)2 + 2 K = 2(KC2H3O2) + Sr
MgCl2(aq) + H2SO4(aq) = HCl + MgSO4 =>
MgCl2(aq) + H2SO4(aq) = 2 HCl + MgSO4
Fe + K3[Fe(CN)6] + H2SO4 = Fe2[Fe(CN)6] + H2 + K2SO4 =>
4 Fe + 2 K3[Fe(CN)6] + 3 H2SO4 = 2 Fe2[Fe(CN)6] + 3 H2 + 3 K2SO4
(NH4)2S + Cl2 + KOH = KCl + H2O + NH3 + S =>
(NH4)2S + Cl2 + 2 KOH = 2 KCl + 2 H2O + 2 NH3 + S
CuI + HNO3 = CuNO3 + I2 + NO2 + H2O =>
2 CuI + 4 HNO3 = 2 CuNO3 + I2 + 2 NO2 + 2 H2O
C19H22O6 + H2O = C6H8O7 + C2H5OH =>
18 C19H22O6 + 175 H2O = 28 C6H8O7 + 87 C2H5OH
Al(OH)3Mg(OH)2 = Al(OH)2Mg(OH)3 =>
Al(OH)3Mg(OH)2 = Al(OH)2Mg(OH)3
Na3PO4 + Ca(NO3)2 = Ca3(PO4)2 + Na + NO3 =>
2 Na3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 Na + 6 NO3
KCl(O3) = KCl + O2 =>
2 KCl(O3) = 2 KCl + 3 O2
Li2SO4 + Ca(No3)2 = LiNo3 + CaSO4 =>
Li2SO4 + Ca(No3)2 = 2 LiNo3 + CaSO4
Fe(s) + HCl = FeCl2 + H2 =>
Fe(s) + 2 HCl = FeCl2 + H2
H2SeO4 + Pb(OH)4 = H2O + Pb(SeO4)2 =>
2 H2SeO4 + Pb(OH)4 = 4 H2O + Pb(SeO4)2
Bi2(SO4)3 + Fe = Fe2(SO4)3 + Bi =>
Bi2(SO4)3 + 2 Fe = Fe2(SO4)3 + 2 Bi
Cd(NO3)2(aq) + Na2S = CdS(s) + NaNO3(aq) =>
Cd(NO3)2(aq) + Na2S = CdS(s) + 2 NaNO3(aq)
Cr + O2 = Cr2O3 = =>
4 Cr + 3 O2 = 2 Cr2O3
NaFO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + F2 =>
2 NaFO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + F2
Ti + NaClO4 = TiO2 + NaCl =>
2 Ti + NaClO4 = 2 TiO2 + NaCl
KMnO4 + C2H6O + HCl = MnO + CO2 + H2O + KCl =>
12 KMnO4 + 5 C2H6O + 12 HCl = 12 MnO + 10 CO2 + 21 H2O + 12 KCl
Na2SO3(aq) + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2SO3(aq) + H2SO4 = Na2SO4 + SO2 + H2O
CuO + Ca(OH)2 = Cu(OH)2 + CaO =>
CuO + Ca(OH)2 = Cu(OH)2 + CaO
Zn(s) + NaOH(ac) + H2O(l) = Na[Zn(OH)2](ac) + H2(g) =>
2 Zn(s) + 2 NaOH(ac) + 2 H2O(l) = 2 Na[Zn(OH)2](ac) + H2(g)
ZnI2 + Li = LiI + Zn =>
ZnI2 + 2 Li = 2 LiI + Zn
NH3 + CS2 = NH4SCN + H2S =>
2 NH3 + CS2 = NH4SCN + H2S
AgNO3 + NH3 + H2O = Ag(NH3)2OH + NH4NO3 =>
AgNO3 + 3 NH3 + H2O = Ag(NH3)2OH + NH4NO3
CrCl3 + Na2HPO4 = Cr2(HPO4)3 + NaCl =>
2 CrCl3 + 3 Na2HPO4 = Cr2(HPO4)3 + 6 NaCl
CuCl2 + NaOH = Cu + (OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu + (OH)2 + 2 NaCl
KMnO4 + KOH + SO2 = H2O + K2MnO4 + K2SO4 =>
2 KMnO4 + 4 KOH + SO2 = 2 H2O + 2 K2MnO4 + K2SO4
Ca5[(OH)(PO4)3] + HCl = Ca3(PO4)2 + CaCl2 + H2O =>
2 Ca5[(OH)(PO4)3] + 2 HCl = 3 Ca3(PO4)2 + CaCl2 + 2 H2O
NbF + H2 = Nb + HF =>
2 NbF + H2 = 2 Nb + 2 HF
Na2CO3 + C2H2O4 = H2CO3 + Na2C2O4 =>
Na2CO3 + C2H2O4 = H2CO3 + Na2C2O4
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Sr(OH)2 + CuSO4 = SrSO4 + Cu(OH)2 =>
Sr(OH)2 + CuSO4 = SrSO4 + Cu(OH)2
C6H12O6 + O2(g) = H2O + CO2(g) =>
C6H12O6 + 6 O2(g) = 6 H2O + 6 CO2(g)
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
HNO3 + Mn(OH)2 = H3O2 + NO3Mn =>
HNO3 + Mn(OH)2 = H3O2 + NO3Mn
Mg + Na2HPO4 = MgHPO4 + Na =>
Mg + Na2HPO4 = MgHPO4 + 2 Na
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