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8 H2SO4(aq) + 2 KMnO4(aq) + 10 FeSO4(aq) = 5 Fe2(SO4)3(aq) + 2 MnSO4(aq) + K2SO4(aq) + 8 H2O
KCl + Cu = Cl2Cu + K =>
2 KCl + Cu = Cl2Cu + 2 K
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Mg{2} + S{-2} = Mg2S2 =>
2 Mg{2} + 2 S{-2} = Mg2S2
Al + MgCO3 = MgO + C + Al2O3 =>
4 Al + 3 MgCO3 = 3 MgO + 3 C + 2 Al2O3
CH3CHCHCH2CH3 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH(OH)CH2CH3 + KOH =>
3 CH3CHCHCH2CH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH(OH)CH2CH3 + 2 KOH
AlO3 + Cl2 = AlCl3 + O2 =>
2 AlO3 + 3 Cl2 = 2 AlCl3 + 3 O2
H2CO3 + Ca(OH)2 = H2(OH)2 + CaCO3 =>
H2CO3 + Ca(OH)2 = H2(OH)2 + CaCO3
HClO4 + Zn(OH)2 = Zn(ClO4)2 + H2O =>
2 HClO4 + Zn(OH)2 = Zn(ClO4)2 + 2 H2O
MnO4{-} + H2SO3 + H3O{+} = Mn{2+} + HSO4{-} + H2O =>
2 MnO4{-} + 5 H2SO3 + H3O{+} = 2 Mn{2+} + 5 HSO4{-} + 4 H2O
ZnS + HNO3 = Zn(NO3)2 + NO + SO2 + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + 2 NO + SO2 + 2 H2O
CH3CH2COOCl + CH3OH = CH3CH2COOCH3 + HCl + H2O =>
2 CH3CH2COOCl + 6 CH3OH = 3 CH3CH2COOCH3 + 2 HCl + 4 H2O
Sodiumhydroxide + Phosphoricacid = Sodiumphosphate + Water =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
MnCO3O2 = MnO3CO2 =>
MnCO3O2 = MnO3CO2
CO2 + Al(OH)3 = Al2(CO3)3 + H2O =>
3 CO2 + 2 Al(OH)3 = Al2(CO3)3 + 3 H2O
CuCl2(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + NaCl(aq) =>
3 CuCl2(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 6 NaCl(aq)
(NH4)S + Fe(NO3) = NH4NO3 + FeS =>
(NH4)S + Fe(NO3) = NH4NO3 + FeS
Pb(OH)2 + KOH = K2PbO2 + H2O =>
Pb(OH)2 + 2 KOH = K2PbO2 + 2 H2O
Cl2 + H2O = HCl + HClO =>
Cl2 + H2O = HCl + HClO
C23H48 + CuO = Cu2 + H2O + CO2 =>
C23H48 + 70 CuO = 35 Cu2 + 24 H2O + 23 CO2
BaCO3 + SO3 = BaSO4 + CO2 =>
BaCO3 + SO3 = BaSO4 + CO2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaCl + K2SO4 = Na2SO4 + KCl =>
2 NaCl + K2SO4 = Na2SO4 + 2 KCl
Fe{3+} + OBr{-} + OH{-} = Br{-} + FeO4{2-} + H2O =>
2 Fe{3+} + 3 OBr{-} + 10 OH{-} = 3 Br{-} + 2 FeO4{2-} + 5 H2O
HClO3 = ClO2 + H2O + HClO4 =>
3 HClO3 = 2 ClO2 + H2O + HClO4
PH3 + O = P2O3 + H2O =>
2 PH3 + 6 O = P2O3 + 3 H2O
C6H14O6 + O2 = H2O + CO2 =>
2 C6H14O6 + 13 O2 = 14 H2O + 12 CO2
KCrO4 + AgNO3 = KNO3 + AgCrO4(s) =>
KCrO4 + AgNO3 = KNO3 + AgCrO4(s)
Sb2S3 + Fe2 = Sb3 + FeS =>
6 Sb2S3 + 9 Fe2 = 4 Sb3 + 18 FeS
(NH4)3PO4 + Ba(NO3)2 = NH4NO3 + Ba3(PO4)2 =>
2(NH4)3PO4 + 3 Ba(NO3)2 = 6 NH4NO3 + Ba3(PO4)2
Na2(CO3) + Ca(OH)2 = NaOH + CaCO3 =>
Na2(CO3) + Ca(OH)2 = 2 NaOH + CaCO3
Cd(NO3)2(aq) + NH4Cl(aq) = CdCl2(aq) + NH4NO3(aq) =>
Cd(NO3)2(aq) + 2 NH4Cl(aq) = CdCl2(aq) + 2 NH4NO3(aq)
S + {-} = S{2-} =>
S + 2e = S{2-}
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CuCl + H2SO4 = HCl + Cu2SO4 =>
2 CuCl + H2SO4 = 2 HCl + Cu2SO4
Ca(OH)2 + Fe = CaFeO2 + H2 =>
Ca(OH)2 + Fe = CaFeO2 + H2
Mg + HCl = H + MgCl2 =>
Mg + 2 HCl = 2 H + MgCl2
AlCu2 + HCl = AlCl3 + CuCl + H2 =>
2 AlCu2 + 10 HCl = 2 AlCl3 + 4 CuCl + 5 H2
Ba3(AsO4)2 + Ni = Ni3(AsO4)2 + Ba =>
Ba3(AsO4)2 + 3 Ni = Ni3(AsO4)2 + 3 Ba
NH4Cl + Na2CO3 = NaCl + NH3 + H2OCO2 =>
2 NH4Cl + Na2CO3 = 2 NaCl + 2 NH3 + H2OCO2
H2 + SO2 + HNO3 = H2SO4 + NH3 =>
5 H2 + 3 SO2 + 2 HNO3 = 3 H2SO4 + 2 NH3
CrBr2(aq) + KOH(aq) = Cr(OH)2 + KBr =>
CrBr2(aq) + 2 KOH(aq) = Cr(OH)2 + 2 KBr
NaOH + CH3OOH = CH3OONa + H2O =>
NaOH + CH3OOH = CH3OONa + H2O
FeO + SO3 = Fe2O3SO2 =>
2 FeO + SO3 = Fe2O3SO2
SiO2 + F2 = SiF4 + O2 =>
SiO2 + 2 F2 = SiF4 + O2
Al(OH)3 + H2 + H2O = [Al(H2O)6] =>
2 Al(OH)3 + 3 H2 + 6 H2O = 2[Al(H2O)6]
HBr + HOCl = HBrO3 + HCl =>
HBr + 3 HOCl = HBrO3 + 3 HCl
SiO2 + Na = Si + Na2O =>
SiO2 + 4 Na = Si + 2 Na2O
Ca(OH)2 + H2(SO4) = Ca(HSO4)2 + H2O =>
Ca(OH)2 + 2 H2(SO4) = Ca(HSO4)2 + 2 H2O
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