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Cl2O7 + FeO = FeCl2O8
HNO3 + NH4HS = NO + H2SO4 + H2O =>
13 HNO3 + 3 NH4HS = 16 NO + 3 H2SO4 + 11 H2O
Fe + H3PO4 = Fe3(PO4) + H2 =>
6 Fe + 2 H3PO4 = 2 Fe3(PO4) + 3 H2
H2SO4 + NaMnO4 = Na2SO4 + HMnO4 =>
H2SO4 + 2 NaMnO4 = Na2SO4 + 2 HMnO4
CuCl2 + CsCl + F2 = Cs2CuF6 + Cl2 =>
CuCl2 + 2 CsCl + 3 F2 = Cs2CuF6 + 2 Cl2
H2CO3 + Ni(OH)2 = NiCO3 + H2O =>
H2CO3 + Ni(OH)2 = NiCO3 + 2 H2O
Pb + Na2CO3 = Pb(Na2CO3)2 =>
Pb + 2 Na2CO3 = Pb(Na2CO3)2
CH3CCH + H2 = CH3CH2CH3 =>
CH3CCH + 2 H2 = CH3CH2CH3
MgO + KNO3 = Mg(NO3)2 + K2O =>
MgO + 2 KNO3 = Mg(NO3)2 + K2O
CuO + SO2 = CuSO3 =>
CuO + SO2 = CuSO3
[Cu(NH3)4](OH)2 = CuO + NH3 + H2O =>
[Cu(NH3)4](OH)2 = CuO + 4 NH3 + H2O
KCl + NH3 = KNH2 + NH4Cl =>
KCl + 2 NH3 = KNH2 + NH4Cl
Cu + K2CO3 = K2 + CuCO3 =>
Cu + K2CO3 = K2 + CuCO3
Cu + CaF2 = CuF2 + Ca =>
Cu + CaF2 = CuF2 + Ca
Cu(NO3)2 + CH3COOH = CuCOOH + CH3(NO3)2 =>
Cu(NO3)2 + CH3COOH = CuCOOH + CH3(NO3)2
VF5 = V + F =>
VF5 = V + 5 F
Al + CH3OH = (CH3O)3Al + H2 =>
2 Al + 6 CH3OH = 2(CH3O)3Al + 3 H2
Pb + Ag3N = Ag + Pb3N2 =>
3 Pb + 2 Ag3N = 6 Ag + Pb3N2
NaBr + Na2S = Na + SBr =>
NaBr + Na2S = 3 Na + SBr
CaCO3 + HF = CaF2 + H2O + CO2 =>
CaCO3 + 2 HF = CaF2 + H2O + CO2
NiCl2 + Fe2(SO4)3 = NiSO4 + FeCl3 =>
3 NiCl2 + Fe2(SO4)3 = 3 NiSO4 + 2 FeCl3
Cr2(SO4)3 + Na2S = Cr2S3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2S = Cr2S3 + 3 Na2SO4
CH3COOH(aq) + NaHCO3 = NaCH3COO(aq) + H2O(l) + CO2(g) =>
CH3COOH(aq) + NaHCO3 = NaCH3COO(aq) + H2O(l) + CO2(g)
Cu + P4 = Cu3P2 =>
6 Cu + P4 = 2 Cu3P2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
Fe(s) + I2(s) = FeI3(s) =>
2 Fe(s) + 3 I2(s) = 2 FeI3(s)
Na2S2O8 + H2O2 = O2 + H2SO4 + Na2SO4 =>
Na2S2O8 + H2O2 = O2 + H2SO4 + Na2SO4
PH3 + KMnO4 = P4O10 + K + Mn + H2O =>
4 PH3 + 4 KMnO4 = P4O10 + 4 K + 4 Mn + 6 H2O
SrCl2 + Na = Sr + NaCl =>
SrCl2 + 2 Na = Sr + 2 NaCl
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Cu + FeSO4 + AuHCl4 = Au2O3 + FeCl2 + CuCl2 + H2 + SO2 =>
5 Cu + 3 FeSO4 + 4 AuHCl4 = 2 Au2O3 + 3 FeCl2 + 5 CuCl2 + 2 H2 + 3 SO2
FeSO4 + KMgCO3 = FeCO3 + KMgSO4 =>
FeSO4 + KMgCO3 = FeCO3 + KMgSO4
CuCO3 + H{+} = Cu{2+} + CO2 + H2O =>
CuCO3 + 2 H{+} = Cu{2+} + CO2 + H2O
Li + Zn3(PO4)2 = Li3PO4 + Zn =>
6 Li + Zn3(PO4)2 = 2 Li3PO4 + 3 Zn
GeO2 + SO2 = GeS + O2 =>
GeO2 + SO2 = GeS + 2 O2
KBr(aq) + Na2CO3(aq) = BrNa + K2CO3 =>
2 KBr(aq) + Na2CO3(aq) = 2 BrNa + K2CO3
Co2(SO4)3 + NaOH = Co(OH)3 + Na2(SO4) =>
Co2(SO4)3 + 6 NaOH = 2 Co(OH)3 + 3 Na2(SO4)
CuSO4 + Cu(NO3)2 = Cu + SO4(NO3)2 =>
CuSO4 + Cu(NO3)2 = 2 Cu + SO4(NO3)2
C2H2O4 = C2O4 + H =>
C2H2O4 = C2O4 + 2 H
C2H2O4 + KMnO4 = CO2 + MnO + K2O + H2O =>
5 C2H2O4 + 2 KMnO4 = 10 CO2 + 2 MnO + K2O + 5 H2O
K2SiO3 + H2O = H2SiO3 + KOH =>
K2SiO3 + 2 H2O = H2SiO3 + 2 KOH
CaO + H2SO3 = CaSO4 + H2 =>
CaO + H2SO3 = CaSO4 + H2
Al(s) + HNO3(aq) = Al(NO3)3(aq) + H2(g) =>
2 Al(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2(g)
Au + FeSO4 = Fe + Au2(SO4)3 =>
2 Au + 3 FeSO4 = 3 Fe + Au2(SO4)3
Cd(OH)2 + NH4OH = (Cd(NH3)4)(OH)2 + H2O =>
Cd(OH)2 + 4 NH4OH = (Cd(NH3)4)(OH)2 + 4 H2O
KMnO4 + C2H5CHO + H2SO4 = MnSO4 + K2SO4 + C2H5COOH + H2O =>
2 KMnO4 + 5 C2H5CHO + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 C2H5COOH + 3 H2O
Na2FeO4 + H2O = Fe(OH)3 + O2 + Na{+} + OH{-} =>
4 Na2FeO4 + 10 H2O = 4 Fe(OH)3 + 3 O2 + 8 Na{+} + 8 OH{-}
Cr(s) + NiSO4(aq) = Cr2(SO4)3 + Ni(s) =>
2 Cr(s) + 3 NiSO4(aq) = Cr2(SO4)3 + 3 Ni(s)
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Sr(OH)2 + (NH4)2S = NH3 + H2O + SrS =>
Sr(OH)2 + (NH4)2S = 2 NH3 + 2 H2O + SrS
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