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PbS + H2O = PbO + H2S
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CH3COOH + C5H12O = C7H14O2 + H2O =>
CH3COOH + C5H12O = C7H14O2 + H2O
AlCl3 + Al(OH)3 = AlOHCl2 =>
2 AlCl3 + Al(OH)3 = 3 AlOHCl2
CH3OH = CH4 + CO2 + H2O =>
4 CH3OH = 3 CH4 + CO2 + 2 H2O
Na + HBr = Na2HBr =>
2 Na + HBr = Na2HBr
NiS + H2O = Ni(OH)2 + H2S =>
NiS + 2 H2O = Ni(OH)2 + H2S
Fe(No3)3 + KSCN = Fe(SCN)3 + KNo3 =>
Fe(No3)3 + 3 KSCN = Fe(SCN)3 + 3 KNo3
CrO3 + Ca = CaO + Cr =>
CrO3 + 3 Ca = 3 CaO + Cr
C3H8O + C3H6O2 = C6H12O2 + H2O =>
C3H8O + C3H6O2 = C6H12O2 + H2O
NO3CO3 + HCl = HNO3 + ClCO3 =>
NO3CO3 + HCl = HNO3 + ClCO3
S2O3{2-} + AgNO3 = NO3{-} + Ag(S2O3)2{3-} =>
2 S2O3{2-} + AgNO3 = NO3{-} + Ag(S2O3)2{3-}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + Fe2(SO4)3 = FeSO4 + MgSO4 =>
Mg + Fe2(SO4)3 = 2 FeSO4 + MgSO4
NH3 + K2FeO4 + H2SO4 = N2Fe2(SO4)3 + K2SO4 + H2O =>
2 NH3 + 2 K2FeO4 + 5 H2SO4 = N2Fe2(SO4)3 + 2 K2SO4 + 8 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
Cr(OH)4{-} + BrO{-} + OH{-} = CrO4{2-} + Br{-} + H2O =>
2 Cr(OH)4{-} + 3 BrO{-} + 2 OH{-} = 2 CrO4{2-} + 3 Br{-} + 5 H2O
Co(NO3)26H2O + NaI = Co(NO3)26H2ONaI =>
Co(NO3)26H2O + NaI = Co(NO3)26H2ONaI
Te + H2SO4 = Te2(SO4)3 + H2 =>
2 Te + 3 H2SO4 = Te2(SO4)3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BaSO4 + NH4Cl = BaCl2 + (NH4)2SO4 =>
BaSO4 + 2 NH4Cl = BaCl2 + (NH4)2SO4
Mg(OH)2 + NaHCO3 = Mg5(CO3)4(OH)2*4H2O + NaOH =>
5 Mg(OH)2 + 4 NaHCO3 = Mg5(CO3)4(OH)2*4H2O + 4 NaOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CHCH2 + KMnO4 + H2O(t) = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O(t) = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
MgCl2 + NH4Cl = MgNH4 + Cl =>
MgCl2 + NH4Cl = MgNH4 + 3 Cl
Al(OH)3 + AgCl = AlCl3 + AgOH =>
Al(OH)3 + 3 AgCl = AlCl3 + 3 AgOH
Cu(s) + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu(s) + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Zn + H2SO4 + H2O = [Zn(H2O)4]SO4 + H2 =>
Zn + H2SO4 + 4 H2O = [Zn(H2O)4]SO4 + H2
Ca + Cu(II) = CaCu(II) =>
Ca + Cu(II) = CaCu(II)
NH4OH + Al(ClO3)3 = Al(OH)3 + NH4ClO3 =>
3 NH4OH + Al(ClO3)3 = Al(OH)3 + 3 NH4ClO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Zr(C5H5)(N(CH3)2)3 + O2 = ZrO2 + CO + NO + H2O =>
4 Zr(C5H5)(N(CH3)2)3 + 55 O2 = 4 ZrO2 + 44 CO + 12 NO + 46 H2O
V2O5 + NH3 = VO2 + N2 + H2O =>
3 V2O5 + 2 NH3 = 6 VO2 + N2 + 3 H2O
FeSO4 + C6H8O7 = C12H10Fe3O14 + H2SO4 =>
3 FeSO4 + 2 C6H8O7 = C12H10Fe3O14 + 3 H2SO4
BaC2 + H2O = Ba(OH)2 + C2H2 =>
BaC2 + 2 H2O = Ba(OH)2 + C2H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CuCl2 = CuCl + Cl2 =>
2 CuCl2 = 2 CuCl + Cl2
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
CU(s) + HCl(aq) = CUCl2(aq) + H2(g) =>
CU(s) + 2 HCl(aq) = CUCl2(aq) + H2(g)
Fe + Cr2O7{-2} + H{+} = Fe{+2} + Cr{+3} + H2O =>
3 Fe + Cr2O7{-2} + 14 H{+} = 3 Fe{+2} + 2 Cr{+3} + 7 H2O
CuSO4CU = CuCUSO4 =>
CuSO4CU = CuCUSO4
Zn{2+} + NaOH = Zn(OH)2 + Na{+} =>
Zn{2+} + 2 NaOH = Zn(OH)2 + 2 Na{+}
Al(NO3)3 + NH3 = AlN + HNO3 =>
Al(NO3)3 + NH3 = AlN + 3 HNO3
As2S3 + ClO3{-} + H2O = H3AsO4 + S + Cl{-} =>
3 As2S3 + 5 ClO3{-} + 9 H2O = 6 H3AsO4 + 9 S + 5 Cl{-}
CaS + H2SO4 = CaH2 + SO4S =>
CaS + H2SO4 = CaH2 + SO4S
HAc + CaCO3 = Ca(Ac)2 + CO2 + H2O =>
2 HAc + CaCO3 = Ca(Ac)2 + CO2 + H2O
C5H8 + H2O = C5H10O2 + H =>
C5H8 + 2 H2O = C5H10O2 + 2 H
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