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Na2S + ZnCl2 = ZnS + Na2Cl2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
As2S5 + HNO3 = H3AsO4 + H2SO4 + H2O + NO2 =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 H2SO4 + 12 H2O + 40 NO2
H2O + NH2OH = H3O{-} + NH2O{+} =>
H2O + NH2OH = H3O{-} + NH2O{+}
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Ag + S2O3 = Ag(S2O3) =>
Ag + S2O3 = Ag(S2O3)
SbF5 = F2 + SbF3 =>
SbF5 = F2 + SbF3
O3 = O2 =>
2 O3 = 3 O2
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-} + S + H{+} =>
5 ClO3{-} + 3 As2S3 + 9 H2O = 5 Cl{-} + 6 H2AsO4{-} + 9 S + 6 H{+}
FeCl3 + (NH4)SCN = Fe(SCN)3 + NH4Cl =>
FeCl3 + 3(NH4)SCN = Fe(SCN)3 + 3 NH4Cl
Zn(ClO3)2 = ZnCl2 + O2 =>
Zn(ClO3)2 = ZnCl2 + 3 O2
KNO2 + HNO3 = KNO3 + HNO2 =>
KNO2 + HNO3 = KNO3 + HNO2
Na2S4O6 + H2O2 = Na2SO4 + H2O + H2SO4 =>
Na2S4O6 + 7 H2O2 = Na2SO4 + 4 H2O + 3 H2SO4
CH3Br + OH = CH4O + Br =>
CH3Br + OH = CH4O + Br
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
Cu(NO3)2 + CH3COOH = Cu(COOH)2 + CH3NO3 =>
Cu(NO3)2 + 2 CH3COOH = Cu(COOH)2 + 2 CH3NO3
Hg(O)2 = Hg + O2 =>
Hg(O)2 = Hg + O2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
HNO3 + HF = N2O + F + H2O =>
2 HNO3 + 8 HF = N2O + 8 F + 5 H2O
C4H8 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 24 KMnO4 + 36 H2SO4 = 20 CO2 + 12 K2SO4 + 24 MnSO4 + 56 H2O
H3PO3 + Fe(OH)3 = Fe2(HPO3)3 + H2O =>
3 H3PO3 + 2 Fe(OH)3 = Fe2(HPO3)3 + 6 H2O
Al(NO3)3 + KCl = AlCl3 + KNO3 =>
Al(NO3)3 + 3 KCl = AlCl3 + 3 KNO3
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq) =>
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq)
Fe + KNO3 = K2FeO4 + NO =>
Fe + 2 KNO3 = K2FeO4 + 2 NO
CoSO4 + Pb(NO3)2 = Co(NO3)2 + PbSO4 =>
CoSO4 + Pb(NO3)2 = Co(NO3)2 + PbSO4
MnSO4 + NH3 = Mn + NH3SO4 =>
MnSO4 + NH3 = Mn + NH3SO4
Cr(NO3)3 + HNO3 + NaBiO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2 =>
6 Cr(NO3)3 + 10 HNO3 + 7 NaBiO3 = 3 H2Cr2O7 + 7 Bi(NO3)3 + 7 NaNO3 + 2 H2
C6H6 = C2H2 =>
C6H6 = 3 C2H2
Na2S + (CH3COO)2Pb = (CH3COO)Na + PbS =>
Na2S + (CH3COO)2Pb = 2(CH3COO)Na + PbS
NaAlSi3O8 + H2O + H = Al2Si2O5(OH)4 + SiO2 + Na =>
2 NaAlSi3O8 + H2O + 2 H = Al2Si2O5(OH)4 + 4 SiO2 + 2 Na
Pb(NO3)2 + NaC2H3O2 = Pb(C2H3O2)2 + NaNO3 =>
Pb(NO3)2 + 2 NaC2H3O2 = Pb(C2H3O2)2 + 2 NaNO3
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq) =>
Cl2 + NaBr2(aq) = Br2(aq) + NaCl2(aq)
Ca(OH)2 + H2CrO4 = HOH + CaCrO4 =>
Ca(OH)2 + H2CrO4 = 2 HOH + CaCrO4
H{+} + MnO4{-} + HSO3{-} = Mn{+2} + SO4{2-} + H2O =>
H{+} + 2 MnO4{-} + 5 HSO3{-} = 2 Mn{+2} + 5 SO4{2-} + 3 H2O
FeCl3 + NaCl + H2SO4 = FeCl + NaSO4 + HCl =>
FeCl3 + 2 NaCl + 2 H2SO4 = FeCl + 2 NaSO4 + 4 HCl
C6H10 + H2SO4 = C6H11(HSO4) =>
C6H10 + H2SO4 = C6H11(HSO4)
Na2CO3(s) + HCl = NaCl + H2O + CO2 =>
Na2CO3(s) + 2 HCl = 2 NaCl + H2O + CO2
Fe2 + O2 = FeO2 =>
Fe2 + 2 O2 = 2 FeO2
FeCl2(aq) + K2S(aq) = FeS + KCl =>
FeCl2(aq) + K2S(aq) = FeS + 2 KCl
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
C10H18O + H2CrO4 = C10H16O + Cr + H2O =>
3 C10H18O + H2CrO4 = 3 C10H16O + Cr + 4 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K3[Fe(C2O4)3]*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3[Fe(C2O4)3]*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + C = Cu2C =>
2 Cu + C = Cu2C
Cl + N2 = ClN =>
2 Cl + N2 = 2 ClN
Na2SO4 + Sr(ClO3)2 = Na2(ClO3)2 + SrSO4 =>
Na2SO4 + Sr(ClO3)2 = Na2(ClO3)2 + SrSO4
POCl3 + NaHCO3 = NaCl + CO2 + H3PO4 =>
POCl3 + 3 NaHCO3 = 3 NaCl + 3 CO2 + H3PO4
KMnO4 + CH3CH2OH = K2CO3 + MnO2 + H2O =>
4 KMnO4 + CH3CH2OH = 2 K2CO3 + 4 MnO2 + 3 H2O
SrCl2 + H2O = SrCl2H2O =>
SrCl2 + H2O = SrCl2H2O
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