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Na2S + 6 FeCl3 + 3 H2O = Na2SO3 + 6 FeCl2 + 6 HCl
Mg(s) + HC2H3O2(aq) = Mg(CH3CO2)2(aq) + H2(g) =>
Mg(s) + 2 HC2H3O2(aq) = Mg(CH3CO2)2(aq) + H2(g)
CaS + CuI2 = CaI2 + SCu =>
CaS + CuI2 = CaI2 + SCu
K2CrO4 + KSCN + H2SO4 = Cr2SO4 + K2SO4 + CO2 + N2 + H2O =>
22 K2CrO4 + 10 KSCN + 28 H2SO4 = 11 Cr2SO4 + 27 K2SO4 + 10 CO2 + 5 N2 + 28 H2O
NaMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + NaHSO4 + H2O =>
2 NaMnO4 + 10 FeSO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 2 NaHSO4 + 8 H2O
Sb2(SO4)3 + Zn + H2SO4 = Sb2S3 + ZnSO4 + H2O =>
Sb2(SO4)3 + 12 Zn + 12 H2SO4 = Sb2S3 + 12 ZnSO4 + 12 H2O
C2H2 + N2 = C2H2N2 =>
C2H2 + N2 = C2H2N2
P + C12 = PC3 =>
4 P + C12 = 4 PC3
FeCl2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + Fe2(SO4) + H2O =>
6 FeCl2 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 Cl2 + 3 Fe2(SO4) + 7 H2O
HNO3 + CH3CH2CH2NH2 = CH3CH2CH2OH + N2 + H =>
HNO3 + 3 CH3CH2CH2NH2 = 3 CH3CH2CH2OH + 2 N2 + 4 H
[CoBr(NH3)5]SO4 + BaCl2 = BaSO4 + [CoBr(NH3)5]Cl2 =>
[CoBr(NH3)5]SO4 + BaCl2 = BaSO4 + [CoBr(NH3)5]Cl2
ZnS + H2O = Zn(OH)2 + H2S =>
ZnS + 2 H2O = Zn(OH)2 + H2S
NH4VO3 + H2O = (NH4)6V10O28(H2O) + NH4OH =>
10 NH4VO3 + 3 H2O = (NH4)6V10O28(H2O) + 4 NH4OH
K + CuCl2 = Cu + KCl2 =>
K + CuCl2 = Cu + KCl2
NaF + Cl2 = NaCl2 + F =>
NaF + Cl2 = NaCl2 + F
Mn + HCl = MnCl2 + H =>
Mn + 2 HCl = MnCl2 + 2 H
NaCl(aq) + NH4F(aq) = NH4Cl(aq) + NaF(s) =>
NaCl(aq) + NH4F(aq) = NH4Cl(aq) + NaF(s)
HNO3(aq) = OH + NO2 =>
HNO3(aq) = OH + NO2
Na2B4O7 + Na2O = Na3BO3 =>
Na2B4O7 + 5 Na2O = 4 Na3BO3
Co(NO3)2(aq) + Na2(SiO3) = NaNO3(aq) + CoSiO3 =>
Co(NO3)2(aq) + Na2(SiO3) = 2 NaNO3(aq) + CoSiO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2SO4 + KOH = K3O + SO4H =>
K2SO4 + KOH = K3O + SO4H
Co + F2 = Co{2+} + F{-} =>
Co + F2 = Co{2+} + 2 F{-}
H3PO4 + KCN = HCN + K3PO4 =>
H3PO4 + 3 KCN = 3 HCN + K3PO4
Fe2O3 + N2 = Fe2N3 + O2 =>
2 Fe2O3 + 3 N2 = 2 Fe2N3 + 3 O2
Cu + NO3{-} = Cu{2+} + NO + O{2-} =>
3 Cu + 2 NO3{-} = 3 Cu{2+} + 2 NO + 4 O{2-}
NO2 + NaOH = NaNO2 + OH =>
NO2 + NaOH = NaNO2 + OH
H2(O2) = H2O + O =>
H2(O2) = H2O + O
H3PO4 + KCN = HCN + K3PO4 =>
H3PO4 + 3 KCN = 3 HCN + K3PO4
C2H6O + KMnO4 + H2SO4 = CH3OOH + MnSO4 + K2SO4 + H2O =>
5 C2H6O + 4 KMnO4 + 6 H2SO4 = 10 CH3OOH + 4 MnSO4 + 2 K2SO4 + H2O
Fe + SnNO{3) = FeNO{3}+Sn =>
Fe + SnNO{3) = FeNO{3}+Sn
K(MnO4) + MnCl2 + H2O = MnO2 + KCl + HCl =>
2 K(MnO4) + 3 MnCl2 + 2 H2O = 5 MnO2 + 2 KCl + 4 HCl
ClH4N + NaOH = ClOH + NaH4N =>
ClH4N + NaOH = ClOH + NaH4N
S2O32{-} + MnO4{-} + H{+} = SO42{-} + Mn2{+} + H2O =>
13 S2O32{-} + 206 MnO4{-} + 296 H{+} = 26 SO42{-} + 103 Mn2{+} + 148 H2O
CaCl2 + AlSO4 = CaSO4 + AlCl2 =>
CaCl2 + AlSO4 = CaSO4 + AlCl2
NaCl + C2H4O2 = HCl + NaC2H3O2 =>
NaCl + C2H4O2 = HCl + NaC2H3O2
C12H18 + Br6 = C12H18Br6 =>
C12H18 + Br6 = C12H18Br6
Ca(OH)2(ac) + HNO3(ac) = Ca(NO3)2(ac) + H2O(l) =>
Ca(OH)2(ac) + 2 HNO3(ac) = Ca(NO3)2(ac) + 2 H2O(l)
Pb(NO3)2 + H2SO4 + H2O = PbSO4 + NO3H3O =>
Pb(NO3)2 + H2SO4 + 2 H2O = PbSO4 + 2 NO3H3O
K2I2 = K + I =>
K2I2 = 2 K + 2 I
H2CO3 + K = K(CO3)2 + H2 =>
2 H2CO3 + K = K(CO3)2 + 2 H2
H2SO4 + PbO4H4 = PbS2O8 + H2O =>
2 H2SO4 + PbO4H4 = PbS2O8 + 4 H2O
HCl(hydrochloricacid) + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl(hydrochloricacid) + CaCO3 = CaCl2 + H2O + CO2
Ag + NH4SCN = Ag(SCN) + NH4 =>
Ag + NH4SCN = Ag(SCN) + NH4
CuCl2 + NaI = CuI + NaCl + I =>
CuCl2 + 2 NaI = CuI + 2 NaCl + I
Hg + O + Sb2O5 = Hg2Sb2O7 =>
2 Hg + 2 O + Sb2O5 = Hg2Sb2O7
C6H5COOH + KOH = K7H5KO2 + CO2 + H2O =>
3 C6H5COOH + 80 KOH = 10 K7H5KO2 + 21 CO2 + 24 H2O
CH2CHCOONa + NaOH = CH2CH2 + Na2CO3 =>
CH2CHCOONa + NaOH = CH2CH2 + Na2CO3
H3PO4 + KCN = HCN + K3PO4 =>
H3PO4 + 3 KCN = 3 HCN + K3PO4
SnCl4 + KBr = SnBr4 + KCl =>
SnCl4 + 4 KBr = SnBr4 + 4 KCl
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