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(CH3COO)2Zn + H2S = ZnS + 2 CH3COOH
H2S + LiOH = H3O + LiS =>
H2S + LiOH = H3O + LiS
H{+} + ClO2{-} + SO4{2-} = ClO3{-} + S2O3{2-} + H2O =>
2 H{+} + 4 ClO2{-} + 2 SO4{2-} = 4 ClO3{-} + S2O3{2-} + H2O
NCl3 = N2 + Cl2 =>
2 NCl3 = N2 + 3 Cl2
Al2Br3 + NaOH = Na2Br + Al(OH)3 =>
Al2Br3 + 6 NaOH = 3 Na2Br + 2 Al(OH)3
K2Cr2O7 + CuS2 + H2SO4 = CuSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
7 K2Cr2O7 + 3 CuS2 + 25 H2SO4 = 3 CuSO4 + 7 K2SO4 + 7 Cr2(SO4)3 + 25 H2O
Fe4 + Cl2 = FeCl3 =>
Fe4 + 6 Cl2 = 4 FeCl3
Fe + NH4OH = FeOH + NH3 + H2 =>
2 Fe + 2 NH4OH = 2 FeOH + 2 NH3 + H2
Fe + HJ = FeJ3 + H2 =>
2 Fe + 6 HJ = 2 FeJ3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaAc + H2O = HNaAc + OH =>
NaAc + H2O = HNaAc + OH
Ba + AlCl2 = BaCl2 + Al =>
Ba + AlCl2 = BaCl2 + Al
C6H12 + O = CO + H2O =>
C6H12 + 12 O = 6 CO + 6 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H5(OH) + O2 = CO2 + H2O =>
C2H5(OH) + 3 O2 = 2 CO2 + 3 H2O
Mn + PbS = MnS + Pb =>
Mn + PbS = MnS + Pb
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
(CH3COO)2SO4 + H2SO4 = CH3COOH + SO4 =>
(CH3COO)2SO4 + H2SO4 = 2 CH3COOH + 2 SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Sb4S6(s) + O2(g) = Sb4O6(s) + SO2(g) =>
Sb4S6(s) + 9 O2(g) = Sb4O6(s) + 6 SO2(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
S2 + O2 = SO3 =>
S2 + 3 O2 = 2 SO3
Na2SO4 + Hg = HgSO4 + Na =>
Na2SO4 + Hg = HgSO4 + 2 Na
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
C2H3NO + H2O = CO2 + CH5N =>
C2H3NO + H2O = CO2 + CH5N
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaSO3 + K2Cr2O7 + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
6 NaSO3 + K2Cr2O7 + H2SO4 = 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O
Cu2S3 + Al = Al2S3 + Cu =>
Cu2S3 + 2 Al = Al2S3 + 2 Cu
HF + NO2 + NH3 = NF3 + H2O =>
21 HF + 6 NO2 + NH3 = 7 NF3 + 12 H2O
NO = N2 + O2 =>
2 NO = N2 + O2
LiOHLiHSO4 = Li2SO4H2O =>
LiOHLiHSO4 = Li2SO4H2O
BaS + O3 = BaO + SO2 =>
BaS + O3 = BaO + SO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
PbS + H2O = PbO + SO2 + H2 =>
PbS + 3 H2O = PbO + SO2 + 3 H2
Na2SO4 + Hg = HgSO4 + Na =>
Na2SO4 + Hg = HgSO4 + 2 Na
Na + (Br)2 = NaBr =>
2 Na + (Br)2 = 2 NaBr
NH4Fe(SO4)2 + Ba(OH)2 = Fe(OH)3 + NH3 + BaSO4 + H2O =>
NH4Fe(SO4)2 + 2 Ba(OH)2 = Fe(OH)3 + NH3 + 2 BaSO4 + H2O
FeSO4 + LiOH = Fe(OH)2 + Li2SO4 =>
FeSO4 + 2 LiOH = Fe(OH)2 + Li2SO4
Ca(H2PO4)2 = Ca3(PO4)2 + H3PO4 =>
3 Ca(H2PO4)2 = Ca3(PO4)2 + 4 H3PO4
AlCl3 + NH4OH = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH4OH = Al(OH)3 + 3 NH4Cl
Al + Cu{+} = Al{+3} + Cu =>
Al + 3 Cu{+} = Al{+3} + 3 Cu
Al + MnO2 = Mn + Al2O3 =>
4 Al + 3 MnO2 = 3 Mn + 2 Al2O3
Fe2(CO3)3 + H2(SO4) = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2(SO4) = Fe2(SO4)3 + 3 H2O + 3 CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
KMnO5 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO5 + 20 HCl = 2 KCl + 2 MnCl2 + 10 H2O + 7 Cl2
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