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Fe3O4 + 10 HNO3(conc) = 3 Fe(NO3)3 + NO2 + 5 H2O
Cu5AsS4 + HNO3 = NO + H3AsO4 + Cu(NO3)2 + H2SO4 + H2O =>
Cu5AsS4 + 23 HNO3 = 13 NO + H3AsO4 + 5 Cu(NO3)2 + 4 H2SO4 + 6 H2O
Hg2O + NH3 = H2O + Hg2NH =>
Hg2O + NH3 = H2O + Hg2NH
FeBr3 + Zn = ZnBr2 + Fe3 =>
6 FeBr3 + 9 Zn = 9 ZnBr2 + 2 Fe3
Po + Cl2 = PoCl2 =>
Po + Cl2 = PoCl2
Cu + HNO4 = Cu(NO4)2 + NO2 + H2O =>
3 Cu + 8 HNO4 = 3 Cu(NO4)2 + 2 NO2 + 4 H2O
SrCl2 + NaOH = Sr(OH)2 + Na2Cl2 =>
SrCl2 + 2 NaOH = Sr(OH)2 + Na2Cl2
Po + Cl2 = PoCl2 =>
Po + Cl2 = PoCl2
HCOOH + CU = (HCOO)2CU + H2 =>
2 HCOOH + CU = (HCOO)2CU + H2
LiHSO3 + H2SO4 = Li2SO4 + H2O + SO2 =>
2 LiHSO3 + H2SO4 = Li2SO4 + 2 H2O + 2 SO2
CH3CH2OH + Cl2 = CH3CHO + HCl =>
CH3CH2OH + Cl2 = CH3CHO + 2 HCl
HI + Ca(OH)2 = Ca + HI(OH) =>
2 HI + Ca(OH)2 = Ca + 2 HI(OH)
Na3PO4(s) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4(s) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
Co(OH)2 + HCl = Co(Cl)2 + H2O =>
Co(OH)2 + 2 HCl = Co(Cl)2 + 2 H2O
S4 + O2 = SO2 =>
S4 + 4 O2 = 4 SO2
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
Fe(s) + Pd{2+}(aq) = Fe{3+}(aq) + Pd(s) =>
2 Fe(s) + 3 Pd{2+}(aq) = 2 Fe{3+}(aq) + 3 Pd(s)
Pb(No3)2(aq) + NaOH(aq) = Pb(OH)2 + NaNo3 =>
Pb(No3)2(aq) + 2 NaOH(aq) = Pb(OH)2 + 2 NaNo3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Ag + Fe{+2} = Ag{+} + Fe =>
2 Ag + Fe{+2} = 2 Ag{+} + Fe
KO2 + H2O = O2 + KOH =>
4 KO2 + 2 H2O = 3 O2 + 4 KOH
(NH4)2SO4 + NaOH = (NH4OH)2 + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = (NH4OH)2 + Na2SO4
HCO + CuSO4 + NaOH = HCOONa + Cu2O + Na2SO4 + H2O =>
2 HCO + 2 CuSO4 + 6 NaOH = 2 HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
K2SeO3 + H2SO4 = H2SeO3 + K2O + SO2 + O2 =>
2 K2SeO3 + 2 H2SO4 = 2 H2SeO3 + 2 K2O + 2 SO2 + O2
SC2H6 + O2 = SO2 + CO2 + OH2 =>
2 SC2H6 + 9 O2 = 2 SO2 + 4 CO2 + 6 OH2
KI + Na2O2 + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
2 KI + Na2O2 + 2 H2SO4 = I2 + Na2SO4 + K2SO4 + 2 H2O
S + KBrO + H2O = KBr + H2SO4 =>
S + 3 KBrO + H2O = 3 KBr + H2SO4
CO2 + H2S = C6H12O6 + H2O + S8 =>
12 CO2 + 24 H2S = 2 C6H12O6 + 12 H2O + 3 S8
KMnO4 + H2O2 = MnO2 + H2O3 + K2O2 =>
2 KMnO4 + 2 H2O2 = 2 MnO2 + 2 H2O3 + K2O2
Na2CO3 + C6H5COOH = C6H5CO2Na + CO2 + H2O =>
Na2CO3 + 2 C6H5COOH = 2 C6H5CO2Na + CO2 + H2O
Sr(NO3)2 + H2SO4 = H2(NO3)2 + SrSO4 =>
Sr(NO3)2 + H2SO4 = H2(NO3)2 + SrSO4
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
KSCN + NaCl = KCl + Na(SCN) =>
KSCN + NaCl = KCl + Na(SCN)
Li2S(s) + HI(aq) = H2S(g) + LiI(aq) =>
Li2S(s) + 2 HI(aq) = H2S(g) + 2 LiI(aq)
P + Cl1 = PCl3 =>
P + 3 Cl1 = PCl3
SCl2 + NH3 = NS4N4 + NH4Cl + S =>
15 SCl2 + 40 NH3 = 2 NS4N4 + 30 NH4Cl + 7 S
Fe + C2O4 + H2O = CH4 + Fe3O4 =>
6 Fe + C2O4 + 4 H2O = 2 CH4 + 2 Fe3O4
HBr(aq) + LiOH(aq) = HLi + BrOH =>
HBr(aq) + LiOH(aq) = HLi + BrOH
Al{3+} + OH{-} = Al2O3 + H2O =>
2 Al{3+} + 6 OH{-} = Al2O3 + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
CaCO3 = CaO2 + CO =>
CaCO3 = CaO2 + CO
K2S2O5 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S2O5 + 4 KMnO4 + H2SO4 = 7 K2SO4 + 4 MnSO4 + H2O
Na2S + ZnSO = ZnS + Na2SO4 =>
Na2S + 4 ZnSO = 4 ZnS + Na2SO4
Cr + KOH + KClO3 = K2Cr2O4 + KCl + H2O =>
2 Cr + 2 KOH + KClO3 = K2Cr2O4 + KCl + H2O
CO2 + *2KOH = K2CO3 + H2O =>
CO2 + *2KOH = K2CO3 + H2O
C3H6O2 + O2 = CO26H2O =>
2 C3H6O2 + 79 O2 = 6 CO26H2O
KMnO4 + HNO3 + H2SO4 = MnSO4 + K2SO4 + HNO4 + H2O =>
2 KMnO4 + 5 HNO3 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 HNO4 + 3 H2O
CH3CH2CH2CH3 + H2O = CH3CH2CH2COO + H3O =>
CH3CH2CH2CH3 + 9 H2O = CH3CH2CH2COO + 7 H3O
Pb(SO4) + Ag(NO3) = Pb(NO3)2 + Ag2SO4 =>
Pb(SO4) + 2 Ag(NO3) = Pb(NO3)2 + Ag2SO4
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