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2 Mn(NO3)2 + 2 H2O = 2 Mn + O2 + 4 HNO3
NH2CONH2 + HNO3 = N2O + H2O + CO2 =>
NH2CONH2 + 2 HNO3 = 2 N2O + 3 H2O + CO2
Hg(NO3)2 + CaI2 = Ca(NO3)2 + HgI2 =>
Hg(NO3)2 + CaI2 = Ca(NO3)2 + HgI2
SFe2 + O2 = SO2 + Fe2O3 =>
2 SFe2 + 5 O2 = 2 SO2 + 2 Fe2O3
N2O5 + HBr = NBrO2 + H2O =>
N2O5 + 2 HBr = 2 NBrO2 + H2O
Cu7S4 = Cu2 + S2 =>
2 Cu7S4 = 7 Cu2 + 4 S2
KMnO4 + FeO + HCl = MnCl2 + KCl + Fe2O3 + H2O =>
2 KMnO4 + 10 FeO + 6 HCl = 2 MnCl2 + 2 KCl + 5 Fe2O3 + 3 H2O
K2S2O5 + MgOH = KOH + Mg2S2O5 =>
K2S2O5 + 2 MgOH = 2 KOH + Mg2S2O5
CH3(CH2)2COOH + CH3OH = CH3(CH2)2COOCH3 + H2O =>
CH3(CH2)2COOH + CH3OH = CH3(CH2)2COOCH3 + H2O
Zn(CO3)2 + CH3COOH = ZnCH3COOH + CO2 + H2O =>
2 Zn(CO3)2 + 3 CH3COOH = 2 ZnCH3COOH + 6 CO2 + 2 H2O
Na + Cd(HSO4)2 = NaHSO4 + Cd =>
2 Na + Cd(HSO4)2 = 2 NaHSO4 + Cd
Pb(NO3)2 + H2O = Pb(OH)NO3 + HNO3 =>
Pb(NO3)2 + H2O = Pb(OH)NO3 + HNO3
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
CrSO4 + KNO2 + H2SO4 = N2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 CrSO4 + 2 KNO2 + 4 H2SO4 = N2 + 3 Cr2(SO4)3 + K2SO4 + 4 H2O
FeCl3 + NH3 = FeN + HCl =>
FeCl3 + NH3 = FeN + 3 HCl
S2O4{2-} + IO3{-} + H2O = SO3{2-} + I{-} + H{+} =>
3 S2O4{2-} + IO3{-} + 3 H2O = 6 SO3{2-} + I{-} + 6 H{+}
Ca(OH)2 + P2O5 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + P2O5 = Ca3(PO4)2 + 3 H2O
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
CuO + Cl2 = CuCl + O2 =>
2 CuO + Cl2 = 2 CuCl + O2
CoSO4 + (NH4)2SO4 = (NH4)2Co(SO4)2 =>
CoSO4 + (NH4)2SO4 = (NH4)2Co(SO4)2
Sn + F2 = SnF2 =>
Sn + F2 = SnF2
PbS(s) + PbSO4(s) = Pb + SO2(g) =>
PbS(s) + PbSO4(s) = 2 Pb + 2 SO2(g)
NiCl2 + HBF4 = Ni(BF4)2 + HCl =>
NiCl2 + 2 HBF4 = Ni(BF4)2 + 2 HCl
CuCl2(aq) + H2(g) = Cu(s) + HCl(aq) =>
CuCl2(aq) + H2(g) = Cu(s) + 2 HCl(aq)
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
NaHCO3(s) = Na + HCO3 =>
NaHCO3(s) = Na + HCO3
Al + Pb(NO3)2 = AlPb + NO3 =>
Al + Pb(NO3)2 = AlPb + 2 NO3
KCO3(s) = KO(s) + CO2(g) =>
KCO3(s) = KO(s) + CO2(g)
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2O + NO2 = NaNO2 + NaNO3 =>
Na2O + 2 NO2 = NaNO2 + NaNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
As2O3 + H2SO4 + Zn = AsH3 + H2O + ZnSO4 =>
As2O3 + 6 H2SO4 + 6 Zn = 2 AsH3 + 3 H2O + 6 ZnSO4
Mg + SiS + H2O = Mg2SiO4 + H2S + H2 =>
2 Mg + SiS + 4 H2O = Mg2SiO4 + H2S + 3 H2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cr + KOH + H2SO4 + H2O = KCr(SO4)2*12H2O + H2 =>
2 Cr + 2 KOH + 4 H2SO4 + 22 H2O = 2 KCr(SO4)2*12H2O + 3 H2
NH4NO3 + HCl = NH4Cl + HNO3 =>
NH4NO3 + HCl = NH4Cl + HNO3
HNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
Al(MnO4)3 + K = K(MnO4) + Al =>
Al(MnO4)3 + 3 K = 3 K(MnO4) + Al
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
RbOH + (NH4)2S = Rb2S + NH4OH =>
2 RbOH + (NH4)2S = Rb2S + 2 NH4OH
MnO4{-} + C2O4{2-} = MnO4{2-} + CO2 =>
2 MnO4{-} + C2O4{2-} = 2 MnO4{2-} + 2 CO2
H{-2} + {2} = H{2}O =>
H{-2} + 2{2} = H{2}O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Cl + OH{-} = Cl{-} + ClO3{-} + H2O =>
6 Cl + 6 OH{-} = 5 Cl{-} + ClO3{-} + 3 H2O
H + S = H2S =>
2 H + S = H2S
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Co(NO3)3 + NaOH = Na(NO3) + Co(OH)3 =>
Co(NO3)3 + 3 NaOH = 3 Na(NO3) + Co(OH)3
N2O + C2H2 = CO + N2 + H2O =>
3 N2O + C2H2 = 2 CO + 3 N2 + H2O
PH3 + O2 = PH3O2 =>
PH3 + O2 = PH3O2
Al + K(OH) + H2O = KAl(OH)4 + H2 =>
2 Al + 2 K(OH) + 6 H2O = 2 KAl(OH)4 + 3 H2
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