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Au3S3 + 3 H2 = 3 Au + 3 H2S
Pb(CO3)2 = Pb + C + O2 =>
Pb(CO3)2 = Pb + 2 C + 3 O2
Li(s) + P4(s) = Li3P(s) =>
12 Li(s) + P4(s) = 4 Li3P(s)
Na2(SO4) + Na2S + H2O = S + Na(OH) =>
Na2(SO4) + 3 Na2S + 4 H2O = 4 S + 8 Na(OH)
Zn + EDTA = ZnEDTA =>
Zn + EDTA = ZnEDTA
NaCO3 + AgSO4 = NaAg + SO4CO3 =>
NaCO3 + AgSO4 = NaAg + SO4CO3
Mg + Na2SO4 = Na + MgSO4 =>
Mg + Na2SO4 = 2 Na + MgSO4
Ca(s) + SnCl4(aq) = CaCl4(aq) + Sn(s) =>
Ca(s) + SnCl4(aq) = CaCl4(aq) + Sn(s)
MgNO3 + NaCO3 = MgCO3 + NO3Na =>
MgNO3 + NaCO3 = MgCO3 + NO3Na
(MnCl)2 + Al = Mn + AlCl3 =>
3(MnCl)2 + 2 Al = 6 Mn + 2 AlCl3
Na4[Pb(OH)6] + H2O2 = PbO2 + NaOH + H2O =>
Na4[Pb(OH)6] + H2O2 = PbO2 + 4 NaOH + 2 H2O
PbS + H2O2 = Pb(SO4) + H2O =>
PbS + 4 H2O2 = Pb(SO4) + 4 H2O
Fe + Fe2(SO4)3 = Fe3O4 + SO2 =>
5 Fe + 2 Fe2(SO4)3 = 3 Fe3O4 + 6 SO2
K4[Co(CN)6] + H2O = K3[Co(CN)6] + KOH + H2 =>
2 K4[Co(CN)6] + 2 H2O = 2 K3[Co(CN)6] + 2 KOH + H2
Al(NO3)3(aq) + NaI(aq) = AlI3 + NaNO3 =>
Al(NO3)3(aq) + 3 NaI(aq) = AlI3 + 3 NaNO3
KClO3 + CaCl2 = Ca(ClO)2 + KCl =>
2 KClO3 + 3 CaCl2 = 3 Ca(ClO)2 + 2 KCl
KMnO4 + Na2SO3 + H2O = Na2SO4 + KOH + MnO2 =>
2 KMnO4 + 3 Na2SO3 + H2O = 3 Na2SO4 + 2 KOH + 2 MnO2
Na4[Pb(OH)6] + H2O2 = PbO2 + NaOH + H2O =>
Na4[Pb(OH)6] + H2O2 = PbO2 + 4 NaOH + 2 H2O
NiCl2 + NaS = NiS2 + NaCl =>
NiCl2 + 2 NaS = NiS2 + 2 NaCl
C2H5COOH + Mg = (C2H5COO)2Mg + H2 =>
2 C2H5COOH + Mg = (C2H5COO)2Mg + H2
H2SO4 + H2O + KI = H2S + I2 + KOH =>
H2SO4 + 4 H2O + 8 KI = H2S + 4 I2 + 8 KOH
C22H + O = CO2 + H2O =>
2 C22H + 89 O = 44 CO2 + H2O
Al + K2PO4 = Al2(PO4)3 + K =>
2 Al + 3 K2PO4 = Al2(PO4)3 + 6 K
(C)12(H)22(O)11 + ((O)2) = (C(O)2) + ((H)2O) =>
(C)12(H)22(O)11 + 12((O)2) = 12(C(O)2) + 11((H)2O)
NH4Cl + K2Cr2O7 + HSO4 = N2 + KClO3 + Cr2(SO4)3 + K2SO4 + H2O =>
20 NH4Cl + 19 K2Cr2O7 + 66 HSO4 = 10 N2 + 20 KClO3 + 19 Cr2(SO4)3 + 9 K2SO4 + 73 H2O
MnO2 + Na2C2O4 + H2SO4 = MnSO4 + CO2 + H2O + Na2SO4 =>
MnO2 + Na2C2O4 + 2 H2SO4 = MnSO4 + 2 CO2 + 2 H2O + Na2SO4
C4H8O2 + Ca(OH)2 = Ca(CH3COO)2 + C2H5OH =>
2 C4H8O2 + Ca(OH)2 = Ca(CH3COO)2 + 2 C2H5OH
Br + Co2 = Br2(Co3)2 =>
2 Br + 3 Co2 = Br2(Co3)2
KMnO4 + C7H8 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
36 KMnO4 + 5 C7H8 + 54 H2SO4 = 18 K2SO4 + 36 MnSO4 + 35 CO2 + 74 H2O
CaCO3 = CaO + (CO2)4 =>
4 CaCO3 = 4 CaO + (CO2)4
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Sr(OH)2 + (NH4)2HPO4 = Sr3(PO4)2 + NH3 + H2O =>
3 Sr(OH)2 + 2(NH4)2HPO4 = Sr3(PO4)2 + 4 NH3 + 6 H2O
ZnBr2 + Ag(NO3) = Zn(NO3)2 + AgBr =>
ZnBr2 + 2 Ag(NO3) = Zn(NO3)2 + 2 AgBr
Ca(OH)2 + Al(NO3)3 = Ca(NO3)2 + Al(OH)3 =>
3 Ca(OH)2 + 2 Al(NO3)3 = 3 Ca(NO3)2 + 2 Al(OH)3
C2H5O2 + NaOH = NaC2H4O2 + H2O =>
C2H5O2 + NaOH = NaC2H4O2 + H2O
Na2(CO3)(aq) + Ag(NO3)(aq) = Na2(NO3)(aq) + AgCO3(aq) =>
Na2(CO3)(aq) + Ag(NO3)(aq) = Na2(NO3)(aq) + AgCO3(aq)
Cu(NO3)2*3H2O = Cu(NO3)2 + H2O =>
Cu(NO3)2*3H2O = Cu(NO3)2 + 3 H2O
ZnSO4 = ZnO + SO2 + O2 =>
2 ZnSO4 = 2 ZnO + 2 SO2 + O2
Na2S + Na2SO3 + HCl = NaCl + S + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 6 NaCl + 3 S + 3 H2O
Cu + HSO4 = CuHSO4 =>
Cu + HSO4 = CuHSO4
FeCl3 + CoCl2*6H2O + O2 = CoFe5O8 + Cl2 + H2O =>
10 FeCl3 + 2 CoCl2*6H2O + 8 O2 = 2 CoFe5O8 + 17 Cl2 + 12 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ba(HCO3)2 = BaCO3(s) + H2O + CO2 =>
Ba(HCO3)2 = BaCO3(s) + H2O + CO2
MnH2 + CaO = Mn(OH)2 + Ca =>
MnH2 + 2 CaO = Mn(OH)2 + 2 Ca
Ca(OH)2 + SiO3 = CaSiO3 + OH =>
Ca(OH)2 + SiO3 = CaSiO3 + 2 OH
Zn(NO3)2 + SO3 = ZnSO3 + (NO3)2 =>
Zn(NO3)2 + SO3 = ZnSO3 + (NO3)2
Fe + H3PO4 = FePO4 + H2 =>
2 Fe + 2 H3PO4 = 2 FePO4 + 3 H2
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
Ba(OH)2 + NaCl = BaCl2 + NaOH =>
Ba(OH)2 + 2 NaCl = BaCl2 + 2 NaOH
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