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2 CaCo = 2 Ca + Co2
Pb(NO3)2 + Na2CO3 = Pb(CO3)2 + Na2 + NO3 =>
Pb(NO3)2 + 2 Na2CO3 = Pb(CO3)2 + 2 Na2 + 2 NO3
C6H8O7 + Fe(OH)3 = Fe8(C6O7)3 + H2O =>
3 C6H8O7 + 8 Fe(OH)3 = Fe8(C6O7)3 + 24 H2O
Pd(NH3)2Cl2 + H2 = Pd + NH4Cl =>
Pd(NH3)2Cl2 + H2 = Pd + 2 NH4Cl
OCu + OC = O2C + Cu =>
OCu + OC = O2C + Cu
Br2S3 + HNO3 = Br(NO3)3 + NO + S + H2O =>
Br2S3 + 8 HNO3 = 2 Br(NO3)3 + 2 NO + 3 S + 4 H2O
K2Cr2O7 + HCl = CrCl3 + KCl + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
Cu(s) + H2O(e) = CuO(s) + H2(g) =>
Cu(s) + H2O(e) = CuO(s) + H2(g)
HNO3 + SCl2 = NO2 + HCl + H2SO4 =>
4 HNO3 + SCl2 = 4 NO2 + 2 HCl + H2SO4
PbO2 + SO22 + H{+} + e = PbSO4 + H2O =>
PbO2 + SO22 + 40 H{+} + 40e = PbSO4 + 20 H2O
SiO2 + K3(PO4)2 = P4O10 + KSiO3 =>
6 SiO2 + 2 K3(PO4)2 = P4O10 + 6 KSiO3
Cr2(SO4)3 + KC = CrC3 + K2SO4 =>
Cr2(SO4)3 + 6 KC = 2 CrC3 + 3 K2SO4
Ag + BeO = AgBeO =>
Ag + BeO = AgBeO
Ni(OH)3 + HClO4 = Ni(ClO4)3 + H2O =>
Ni(OH)3 + 3 HClO4 = Ni(ClO4)3 + 3 H2O
Fe2O3 + Cl = FeCl3 + O2 =>
2 Fe2O3 + 12 Cl = 4 FeCl3 + 3 O2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
H2 + S = H2S =>
H2 + S = H2S
ZnO + Pb(NO3)2 = Zn(NO3)2 + Pb + O3 =>
3 ZnO + 3 Pb(NO3)2 = 3 Zn(NO3)2 + 3 Pb + O3
Fe2O3 + Au = AuO + Fe =>
Fe2O3 + 3 Au = 3 AuO + 2 Fe
K2MnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
K2MnO4 + 4 NaCl + 4 H2SO4 = 2 Cl2 + MnSO4 + K2SO4 + 2 Na2SO4 + 4 H2O
NaNO3 + CU(OH)2 = CU(NO3)2 + NaOH =>
2 NaNO3 + CU(OH)2 = CU(NO3)2 + 2 NaOH
CH3NH3Cl + NaOH = CH3OH + NH3NaCl =>
CH3NH3Cl + NaOH = CH3OH + NH3NaCl
FeO + O2 + H2 = FeO(OH) =>
2 FeO + O2 + H2 = 2 FeO(OH)
KMnO4 + K2S4O6 + KOH = K2SO4 + MnO2 + H2O =>
14 KMnO4 + 3 K2S4O6 + 4 KOH = 12 K2SO4 + 14 MnO2 + 2 H2O
(NH4NO3*5Ca(NO3)2*10H2O) + NaOH = Ca(OH)2 + NaNO3 + H2O + NH3 =>
(NH4NO3*5Ca(NO3)2*10H2O) + 11 NaOH = 5 Ca(OH)2 + 11 NaNO3 + 11 H2O + NH3
AgNO3(aq) + BaCl2(aq) = AgCl(s) + Ba(NO3)2 =>
2 AgNO3(aq) + BaCl2(aq) = 2 AgCl(s) + Ba(NO3)2
FeCl3 + NH3 = N2 + FeCl2 + HCl =>
6 FeCl3 + 2 NH3 = N2 + 6 FeCl2 + 6 HCl
FeCl3 + CuO = CuCl2 + Fe2O3 =>
2 FeCl3 + 3 CuO = 3 CuCl2 + Fe2O3
KMnO4 + C2H5OH = KOH + MnO(OH)2 + CH3CHO =>
2 KMnO4 + 3 C2H5OH = 2 KOH + 2 MnO(OH)2 + 3 CH3CHO
C4H8O + O2 = CO2 + OH2 =>
2 C4H8O + 11 O2 = 8 CO2 + 8 OH2
Cu + H2 = CuH =>
2 Cu + H2 = 2 CuH
AgNO3 + NaBH4 = Ag + NaNO3 + B2H6 + H2 =>
2 AgNO3 + 2 NaBH4 = 2 Ag + 2 NaNO3 + B2H6 + H2
H2SO4 + CaH2 = CaSO4 + H4 =>
H2SO4 + CaH2 = CaSO4 + H4
NH4ClO4 + Mg = N2 + H2O + HCl2 + MgO =>
4 NH4ClO4 + 9 Mg = 2 N2 + 7 H2O + 2 HCl2 + 9 MgO
NaNO2 + KIO3 + H2SO4 = I2 + NaNO3 + K2SO4 + H2O =>
5 NaNO2 + 2 KIO3 + H2SO4 = I2 + 5 NaNO3 + K2SO4 + H2O
CaI2(aq) + Na2CO3(aq) = NaI + CaCO3 =>
CaI2(aq) + Na2CO3(aq) = 2 NaI + CaCO3
SIH4 + O2 = SI + H2O =>
SIH4 + O2 = SI + 2 H2O
Mh + HCl = MhCl + H =>
Mh + HCl = MhCl + H
S + O2 = SO2 =>
S + O2 = SO2
NaI + HOCI = NaIO3 + HCI =>
NaI + 3 HOCI = NaIO3 + 3 HCI
P{3-} = P + e =>
P{3-} = P + 3e
C8H16O2 + NaOH = C8H15O2Na + H2O =>
C8H16O2 + NaOH = C8H15O2Na + H2O
Br2S3 + HNO3 = Br(NO3)3 + NO + S + H2O =>
Br2S3 + 8 HNO3 = 2 Br(NO3)3 + 2 NO + 3 S + 4 H2O
HS = H + S =>
HS = H + S
C19H32O2 + O2 = H2O + C02 =>
2 C19H32O2 + 14 O2 = 32 H2O + 19 C02
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
C2H6 + O2 = H2O + C =>
2 C2H6 + 3 O2 = 6 H2O + 4 C
KO2 + KMnO4 + H2SO4 = K2SO4 + K2MnO7 + H2O =>
5 KO2 + 3 KMnO4 + H2SO4 = K2SO4 + 3 K2MnO7 + H2O
Ag(NO2) + MgBr = Mg(NO2) + AgBr =>
Ag(NO2) + MgBr = Mg(NO2) + AgBr
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
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