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2 KMnO4 + SO2 + 4 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
As + H2S = As2S5 + H2 =>
2 As + 5 H2S = As2S5 + 5 H2
Al + H2C2O4 = Al2(C2O4)3 + H2 =>
2 Al + 3 H2C2O4 = Al2(C2O4)3 + 3 H2
(NH4)2HPO4 = H3PO4 + NH3 =>
(NH4)2HPO4 = H3PO4 + 2 NH3
Al2(SO4)3 + Na2CO3 + H2O = Al(OH)3 + CO2 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 Na2SO4
K4Fe(CN)6 + Ba(NO3)2 = K4(NO3)2 + BaFe(CN)6 =>
K4Fe(CN)6 + Ba(NO3)2 = K4(NO3)2 + BaFe(CN)6
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
(NH4)3PO4 + Al2(SO4)3 = (NH4)3(SO4)3 + Al2PO4 =>
(NH4)3PO4 + Al2(SO4)3 = (NH4)3(SO4)3 + Al2PO4
KNO3 + C2 = K2CO3 + CO + N =>
2 KNO3 + 2 C2 = K2CO3 + 3 CO + 2 N
HClO4 + KHCO3 = KClO4 + CO2 + H2O =>
HClO4 + KHCO3 = KClO4 + CO2 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na + Cu2O = Na2O + Cu2 =>
2 Na + Cu2O = Na2O + Cu2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
SOCl2 + NaOH = H2SO3 + NaCl =>
SOCl2 + 2 NaOH = H2SO3 + 2 NaCl
Fe(NO3)3 + CH3COONa = Fe(CH3COO)3 + NaNO3 =>
Fe(NO3)3 + 3 CH3COONa = Fe(CH3COO)3 + 3 NaNO3
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
KNO3(aq) = KNO2(aq) + O2(g) =>
2 KNO3(aq) = 2 KNO2(aq) + O2(g)
Al + H2So4(aq) = Al2(So4)3(aq) + H2(l) =>
2 Al + 3 H2So4(aq) = Al2(So4)3(aq) + 3 H2(l)
KNO3 + FeCl2 + HCl = FeCl3 + NO + KCl + H2O =>
KNO3 + 3 FeCl2 + 4 HCl = 3 FeCl3 + NO + KCl + 2 H2O
GaF + Cs = CsF + Ga =>
GaF + Cs = CsF + Ga
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Fe{+3} + [SCN]{-} = [Fe(SCN)]{2+} =>
Fe{+3} + [SCN]{-} = [Fe(SCN)]{2+}
H2SO4 + K2CO3 = H2O + CO2 + K2SO4 =>
H2SO4 + K2CO3 = H2O + CO2 + K2SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
HgS + HCl + HNO3 = HgCl2 + S + NO + H2O =>
3 HgS + 6 HCl + 2 HNO3 = 3 HgCl2 + 3 S + 2 NO + 4 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Al(NO2)3 + H2 = AlH3 + NO2 =>
2 Al(NO2)3 + 3 H2 = 2 AlH3 + 6 NO2
Hemoglobin + O2 = HemoglobinO2 =>
Hemoglobin + O2 = HemoglobinO2
P + H2S = P4S3 + H2 =>
4 P + 3 H2S = P4S3 + 3 H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CuSO4 + CO(NH2)2 = Cu(NH2)2 + SC + O2 =>
2 CuSO4 + 2 CO(NH2)2 = 2 Cu(NH2)2 + 2 SC + 5 O2
NiBr + KI = NiK + BrI =>
NiBr + KI = NiK + BrI
FeCO + H2O = Fe2O3 + CO2 + H =>
2 FeCO + 5 H2O = Fe2O3 + 2 CO2 + 10 H
C7H20 = C6H6 + H2 =>
6 C7H20 = 7 C6H6 + 39 H2
C2H6O2() + O2(g) = CO2(g) + H2O(v) =>
2 C2H6O2() + 5 O2(g) = 4 CO2(g) + 6 H2O(v)
NH4NO3 + O2(g) = NO2(g) + H2O(g) =>
2 NH4NO3 + 3 O2(g) = 4 NO2(g) + 4 H2O(g)
AgI + Na2S2O2 = AgNa2 + S2O2 + I =>
AgI + Na2S2O2 = AgNa2 + S2O2 + I
Pb(NO3)2(aq) + NaBr(aq) = PbBr2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaBr(aq) = PbBr2(s) + 2 NaNO3(aq)
CuFeS2 + O2 = Cu2O + Fe3O4 + SO2 =>
12 CuFeS2 + 35 O2 = 6 Cu2O + 4 Fe3O4 + 24 SO2
P4O10 + NaOH = Na2P4O11 + H2O =>
P4O10 + 2 NaOH = Na2P4O11 + H2O
FeSO4 + H2SO4 + K2Cr2O7 = Fe(SO4)2 + Cr2(SO4)3 + H2O + K2SO4 =>
3 FeSO4 + 7 H2SO4 + K2Cr2O7 = 3 Fe(SO4)2 + Cr2(SO4)3 + 7 H2O + K2SO4
Cl + O2 = Cl2O =>
4 Cl + O2 = 2 Cl2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Al + PbSO4 = Al2(SO4)3 + Pb(s) =>
2 Al + 3 PbSO4 = Al2(SO4)3 + 3 Pb(s)
Sn + PO4 = SnPO4 =>
Sn + PO4 = SnPO4
H3NCH2CH2OH + H2O = H3NCH2CH2OH2 + OH =>
H3NCH2CH2OH + H2O = H3NCH2CH2OH2 + OH
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