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K2S + 2 HBr + 2 H2O = 2 KBr + SO2 + 3 H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CaO + ClO3 = Ca(ClO4) =>
CaO + ClO3 = Ca(ClO4)
NH3 + O2 = N2O + H2O =>
2 NH3 + 2 O2 = N2O + 3 H2O
CoCl2*6H20 + H2O2 + HCl = CoCl3 + H2O =>
2 CoCl2*6H20 + 121 H2O2 + 2 HCl = 2 CoCl3 + 242 H2O
ZnCO3(s) + HNO3(aq) = Zn(NO3)2(aq) + CO2 + H2O =>
ZnCO3(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + CO2 + H2O
Fe2(SO4)3 + Ag2O = Fe2O3 + Ag2SO4 =>
Fe2(SO4)3 + 3 Ag2O = Fe2O3 + 3 Ag2SO4
NaCl + Cl = NaCl3 =>
NaCl + 2 Cl = NaCl3
CH3CH(OH)CH3 + Cl2 = CH2ClCH(OH)CH3 + HCl =>
CH3CH(OH)CH3 + Cl2 = CH2ClCH(OH)CH3 + HCl
Ba(OH)2 + H3PO3 = Ba(H2PO3)2 + H2O =>
Ba(OH)2 + 2 H3PO3 = Ba(H2PO3)2 + 2 H2O
Fe2O3 = Fe + O =>
Fe2O3 = 2 Fe + 3 O
MnO2 + H2SO4 = Mn2SO4 + H2O + O2 =>
4 MnO2 + 2 H2SO4 = 2 Mn2SO4 + 2 H2O + 3 O2
Co + O2 = Co2O3 =>
4 Co + 3 O2 = 2 Co2O3
V2O + CaS = CaO + V2S =>
V2O + CaS = CaO + V2S
Fe(S) + HgS(S) = FeS(S) + Hg(l) =>
2 Fe(S) + HgS(S) = 2 FeS(S) + Hg(l)
Cr + Hg(HCO3)2 = Cr(HCO3)2 + Hg =>
Cr + Hg(HCO3)2 = Cr(HCO3)2 + Hg
CuCl + O2 = CuO + Cl =>
2 CuCl + O2 = 2 CuO + 2 Cl
CrCl3 + KMnO4 + H2O = KCl + MnCl2 + H2CrO4 + HCl =>
5 CrCl3 + 3 KMnO4 + 8 H2O = 3 KCl + 3 MnCl2 + 5 H2CrO4 + 6 HCl
GeO2 + CoO = Co2GeO4 =>
GeO2 + 2 CoO = Co2GeO4
NH4Cl + C2H5OH = NH4OH + C2H5Cl =>
NH4Cl + C2H5OH = NH4OH + C2H5Cl
SrCl2 + Hg(NO3)2 = Sr(NO3)2 + HgCl2 =>
SrCl2 + Hg(NO3)2 = Sr(NO3)2 + HgCl2
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
BaO2(s) = BaO(s) + O2(g) =>
2 BaO2(s) = 2 BaO(s) + O2(g)
CH3CO2Na + H3O = CH3CO2H + Na + H2O =>
CH3CO2Na + H3O = CH3CO2H + Na + H2O
ZnPO4 = Zn(PO4) =>
ZnPO4 = Zn(PO4)
Zincsulfide + oxygen = zincoxide + S =>
2 ZnS + O2 = 2 ZnO + 2 S
FeP + H2O = H3P + Fe2O3 =>
2 FeP + 3 H2O = 2 H3P + Fe2O3
SiH4(g) + H2O(g) = SiO2(g) + H2(g) =>
SiH4(g) + 2 H2O(g) = SiO2(g) + 4 H2(g)
KI + FeCl3 = FeCl2 + I2 + KCl =>
2 KI + 2 FeCl3 = 2 FeCl2 + I2 + 2 KCl
KI + Na3Po4 = K3Po4 + NaI =>
3 KI + Na3Po4 = K3Po4 + 3 NaI
HO2CCH2CH(OH)CO2H + Na2CO3 = NaO2CCH2CH(OH)CO2Na + CO2 + H2O =>
HO2CCH2CH(OH)CO2H + Na2CO3 = NaO2CCH2CH(OH)CO2Na + CO2 + H2O
H2Co3Na2CO3 = Na2Co3CO2H2O =>
H2Co3Na2CO3 = Na2Co3CO2H2O
NH4OH + CuN2O6 = CuO2H2 + NH4NO3 =>
2 NH4OH + CuN2O6 = CuO2H2 + 2 NH4NO3
KIO3 + KI + HCl + Na2S2O3 = KCl + H2O + Na2S4O6 + NaI =>
KIO3 + 5 KI + 6 HCl + 6 Na2S2O3 = 6 KCl + 3 H2O + 3 Na2S4O6 + 6 NaI
K2CrO4 + Zn + KOH + H2O = K2[Zn(OH)4] + K3[Cr(OH)6] =>
2 K2CrO4 + 3 Zn + 8 KOH + 8 H2O = 3 K2[Zn(OH)4] + 2 K3[Cr(OH)6]
Ag + Fe2(SO4)3 = Ag2SO4 + FeSO4 =>
2 Ag + Fe2(SO4)3 = Ag2SO4 + 2 FeSO4
AlCl3 + H2O + Na2S = Al(OH)3 + NaCl + H2S =>
2 AlCl3 + 6 H2O + 3 Na2S = 2 Al(OH)3 + 6 NaCl + 3 H2S
H2 + S = H2S =>
H2 + S = H2S
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
K2S + Pb(NO3)2 = K2(NO3) + Pb(S)2 =>
2 K2S + Pb(NO3)2 = 2 K2(NO3) + Pb(S)2
PO4 = P2O5 + O2 =>
4 PO4 = 2 P2O5 + 3 O2
HBr(ac) + NH3(ac) = NBr + H =>
HBr(ac) + NH3(ac) = NBr + 4 H
(NH4)2SO4 + B(OH)3 = NH4OH + B2(SO4)3 =>
3(NH4)2SO4 + 2 B(OH)3 = 6 NH4OH + B2(SO4)3
K2CO3 + Ni(NO3)3 = K(NO3) + Ni2(CO3)3 =>
3 K2CO3 + 2 Ni(NO3)3 = 6 K(NO3) + Ni2(CO3)3
KMnO4 + H2SnCl4 = MnO2 + SnO2 + H2SnCl6 + KOH =>
2 KMnO4 + 3 H2SnCl4 = 2 MnO2 + SnO2 + 2 H2SnCl6 + 2 KOH
Fe(ClO4)3 + HCl = FeCl2 + Cl + H2O =>
Fe(ClO4)3 + 24 HCl = FeCl2 + 25 Cl + 12 H2O
NaH + BCl3 = NaCl + B + H =>
3 NaH + BCl3 = 3 NaCl + B + 3 H
CoO2 + VO = VO4{3-} + Co{2+} =>
3 CoO2 + 2 VO = 2 VO4{3-} + 3 Co{2+}
Ca(OH)2 + H3Po4 = Ca3 + Po4 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3 + 2 Po4 + 6 H2O
FeCl2 + NaOH = NaClOH + Fe =>
FeCl2 + 2 NaOH = 2 NaClOH + Fe
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