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Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
As2S3 + HNO3 = H3AsO4 + SO2 + NO2 + H2O =>
As2S3 + 22 HNO3 = 2 H3AsO4 + 3 SO2 + 22 NO2 + 8 H2O
FeCl3*6H2O + C6H8O7 + NH3 = (NH4)5Fe(C6H4O7)2 + H2O + HCl =>
FeCl3*6H2O + 2 C6H8O7 + 5 NH3 = (NH4)5Fe(C6H4O7)2 + 6 H2O + 3 HCl
K2S + H2O = KHS + KOH =>
K2S + H2O = KHS + KOH
H2S + O2 = SO4 + HO =>
H2S + 3 O2 = SO4 + 2 HO
KCNS = KCN + S =>
KCNS = KCN + S
NaCN + Cl2 + NaOH = CO2 + N2 + NaCl + H2O =>
2 NaCN + 5 Cl2 + 8 NaOH = 2 CO2 + N2 + 10 NaCl + 4 H2O
Pb(NO3)2(aq) + MnBr2(aq) = PbBr2(s) + Mn(NO3)2(aq) =>
Pb(NO3)2(aq) + MnBr2(aq) = PbBr2(s) + Mn(NO3)2(aq)
KNO3 + H2CO3 = K2CO3 + HNO3 = =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O
Li2S + HNO3 = LiNO3 + H2O + NO2 + S =>
Li2S + 4 HNO3 = 2 LiNO3 + 2 H2O + 2 NO2 + S
BaO(s)H2O(l) = Ba(OH)2(aq) =>
BaO(s)H2O(l) = Ba(OH)2(aq)
C8H8O3 + NaOH = C7H6O3 + CH3OH + Na =>
18 C8H8O3 + 14 NaOH = 19 C7H6O3 + 11 CH3OH + 14 Na
SCl2 + NH3 = S4N4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12 NH4Cl + 2 S
Mg(s) + H2O(l) = MgO(s) + H2(g) =>
Mg(s) + H2O(l) = MgO(s) + H2(g)
S2O3{2-} + I2 + H2O = I{-} + S2O6{2-} + H{+} =>
S2O3{2-} + 3 I2 + 3 H2O = 6 I{-} + S2O6{2-} + 6 H{+}
Fe2O3 + CO = (FeO)2 + CO2 =>
Fe2O3 + CO = (FeO)2 + CO2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
C6H5OH + H2S + H2O = H2SO4 + CH4 =>
2 C6H5OH + 5 H2S + 18 H2O = 5 H2SO4 + 12 CH4
SO32 + H2O = S2O32 + OH =>
2 SO32 + 32 H2O = S2O32 + 64 OH
Fe + I2 = FeI3 =>
2 Fe + 3 I2 = 2 FeI3
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
Ag2O + CaCl2 = AgCl + CaO =>
Ag2O + CaCl2 = 2 AgCl + CaO
TiO2 + HF = TiF4 + H2O =>
TiO2 + 4 HF = TiF4 + 2 H2O
C8H8O3 + NaOH = C7H6O3 + H2O + Na =>
7 C8H8O3 + 14 NaOH = 8 C7H6O3 + 11 H2O + 14 Na
ZnSO4 + K2O = Zn2O + KSO4 =>
2 ZnSO4 + K2O = Zn2O + 2 KSO4
Cu3(PO4)2 + H2O = CuO + H3PO4 =>
Cu3(PO4)2 + 3 H2O = 3 CuO + 2 H3PO4
FeS + Fe3O4 + SiO2 = Fe2SiO4 + SO2 =>
FeS + 3 Fe3O4 + 5 SiO2 = 5 Fe2SiO4 + SO2
Mg(s) + H2O(l) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(aq) + H2(g)
PbSO4 + H2O = Pb + PbO2 + H2SO4 =>
2 PbSO4 + 2 H2O = Pb + PbO2 + 2 H2SO4
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + 2 NaNO3(aq)
TiO2 + HF = TiOF2 + H2O =>
TiO2 + 2 HF = TiOF2 + H2O
C7H11OH + O2 = CO2 + H2O =>
2 C7H11OH + 19 O2 = 14 CO2 + 12 H2O
TiO2 + HF = TiOF2 + H2O =>
TiO2 + 2 HF = TiOF2 + H2O
C8H8O3 + NaOH = C8H7O3Na + H2O =>
C8H8O3 + NaOH = C8H7O3Na + H2O
CaF2 = Ca + F2 =>
CaF2 = Ca + F2
Ag{+} + NH4OH{-} = AgNH4OH =>
Ag{+} + NH4OH{-} = AgNH4OH
Fe + H{+} = Fe2{+} + H2 =>
4 Fe + 2 H{+} = 2 Fe2{+} + H2
CH3CH2CH2CH = CH2 =>
CH3CH2CH2CH = 4 CH2
Mg(s) + H2O(l) = Mg(OH)2 + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2 + H2(g)
FeCl3 + AgNO3 = AgCl + Fe(NO3)3 =>
FeCl3 + 3 AgNO3 = 3 AgCl + Fe(NO3)3
Zn + Zn(NO3)2 = ZnO2 + N2 =>
2 Zn + Zn(NO3)2 = 3 ZnO2 + N2
C4H9S + O2 = CO2 + SO2 + H2O =>
4 C4H9S + 29 O2 = 16 CO2 + 4 SO2 + 18 H2O
Li2S + O2 = SO2 + Li2O =>
2 Li2S + 3 O2 = 2 SO2 + 2 Li2O
CHO = C + H2 + O2 =>
2 CHO = 2 C + H2 + O2
BaBr2 + H2O = HBr + Ba(OH)2 =>
BaBr2 + 2 H2O = 2 HBr + Ba(OH)2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Cd + NH3 = CdNH3 =>
Cd + NH3 = CdNH3
C8H8O3 + NaOH = C7H5NaO3 + CH3OH =>
C8H8O3 + NaOH = C7H5NaO3 + CH3OH
I{-} + H2SO4 = HI + HSO4{-} =>
I{-} + H2SO4 = HI + HSO4{-}
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