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2 Fe + 3 Ni{2+} = 2 Fe{3+} + 3 Ni
C9H10 + KMnO4 = C7H5O2K + K2CO3 + MnO2 + H2O =>
9 C9H10 + 58 KMnO4 = 8 C7H5O2K + 25 K2CO3 + 58 MnO2 + 25 H2O
H2C4H6O6 + NaOH = Na2C4H6O6 + H2O =>
H2C4H6O6 + 2 NaOH = Na2C4H6O6 + 2 H2O
CuS + O2 = Cu2O + S =>
4 CuS + O2 = 2 Cu2O + 4 S
C2H2(g) + O = CO2(g) + H2O =>
C2H2(g) + 5 O = 2 CO2(g) + H2O
AgOH + H3PO4 = Ag3PO4 + H2O =>
3 AgOH + H3PO4 = Ag3PO4 + 3 H2O
F2 + H2O = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
K(c) + H2O(l) = KOH(aq) + H2(g) =>
2 K(c) + 2 H2O(l) = 2 KOH(aq) + H2(g)
ZnCu + H2SO4 = ZnSO4 + Cu + H2 =>
ZnCu + H2SO4 = ZnSO4 + Cu + H2
Ca(OH)2(aq) + HF(aq) = CaF2 + H2O =>
Ca(OH)2(aq) + 2 HF(aq) = CaF2 + 2 H2O
Ce(SO4)2 = CeO2 + SO3 =>
Ce(SO4)2 = CeO2 + 2 SO3
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
NH4NO3 + C97H161NO130 = CO2 + H2O + N2 =>
289 NH4NO3 + 2 C97H161NO130 = 194 CO2 + 739 H2O + 290 N2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2O + MnO4{-} + C2Cl4 = H{+} + MnO2 + CO2 + Cl{-} =>
4 H2O + 4 MnO4{-} + 3 C2Cl4 = 8 H{+} + 4 MnO2 + 6 CO2 + 12 Cl{-}
HF(aq) + Ca(OH)2(aq) = H2O(l) + CaF2 =>
2 HF(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaF2
H3PO4 + (NH4)6Mo7O24 = (NH4)3[PO4(MoO3)]12 + H2O + NH4 + H2 =>
84 H3PO4 + 12(NH4)6Mo7O24 = 7(NH4)3[PO4(MoO3)]12 + 36 H2O + 51 NH4 + 90 H2
LiOH + H2Se = Li2Se + HOH =>
2 LiOH + H2Se = Li2Se + 2 HOH
NO2{-} + MnO2 + H{+} = NO3{-} + Mn{2} + H2O =>
NO2{-} + MnO2 + 2 H{+} = NO3{-} + Mn{2} + H2O
Ni{2+} + Li = Li{+} + Ni =>
Ni{2+} + 2 Li = 2 Li{+} + Ni
HF(aq) + Ca(OH)2(aq) = CaF2(aq) + H2O(l) =>
2 HF(aq) + Ca(OH)2(aq) = CaF2(aq) + 2 H2O(l)
C12H22O11 + O2 = CO2(g) + H2O =>
C12H22O11 + 12 O2 = 12 CO2(g) + 11 H2O
HF(aq) + Ca(OH)2(aq) = CaF2(s) + H2O(l) =>
2 HF(aq) + Ca(OH)2(aq) = CaF2(s) + 2 H2O(l)
NaOH + SO2 + H2S = Na2S2O3 + H2O =>
6 NaOH + 4 SO2 + 2 H2S = 3 Na2S2O3 + 5 H2O
H + OH = HOH =>
H + OH = HOH
Zn3 + HNO3 = Zn(NO3)2 + NO + H2O =>
Zn3 + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
HO + MnO2 = HO2 + MnO =>
HO + MnO2 = HO2 + MnO
Zn{2+} + K4[Fe(CN)6] = Zn2[Fe(CN)6] + K{+} =>
2 Zn{2+} + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 4 K{+}
ZnS(s) + HCl = ZnCl2 + H2S =>
ZnS(s) + 2 HCl = ZnCl2 + H2S
Ca(OH)2 + H3 = H2O + Ca =>
3 Ca(OH)2 + 2 H3 = 6 H2O + 3 Ca
Cu3(AsO4)2 = Cu + AsO4 =>
Cu3(AsO4)2 = 3 Cu + 2 AsO4
C12H22O11 + H2O = C2H6O + CO2 =>
C12H22O11 + H2O = 4 C2H6O + 4 CO2
CuSO4 + Al = Cu + Al3(SO4)3 =>
3 CuSO4 + 3 Al = 3 Cu + Al3(SO4)3
Ca(C2H3O2)2 + H2O2 = CH3COOH + CaO2 =>
Ca(C2H3O2)2 + H2O2 = 2 CH3COOH + CaO2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al2Si2O5(OH)4 + KAlSi3O8 + Na{+} = KAl3Si3O10(OH)2 + NaAlSi3O8 + H2O + H{+} =>
3 Al2Si2O5(OH)4 + 2 KAlSi3O8 + 2 Na{+} = 2 KAl3Si3O10(OH)2 + 2 NaAlSi3O8 + 3 H2O + 2 H{+}
Cr2(SO4)3 + Na2HPO4 = Cr2(HPO4)3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2HPO4 = Cr2(HPO4)3 + 3 Na2SO4
CuNO3 + NH4OH = CuOH + NH4NO3 =>
CuNO3 + NH4OH = CuOH + NH4NO3
K(aq) + Cl(aq) = KCl(s) =>
K(aq) + Cl(aq) = KCl(s)
Ag2O + H2 = Ag + HO =>
2 Ag2O + H2 = 4 Ag + 2 HO
Cr3O2 + Al = Cr + Al2O3 =>
3 Cr3O2 + 4 Al = 9 Cr + 2 Al2O3
I2 = I =>
I2 = 2 I
Al(OH)3 + Br2 = AlBr3 + Al(BrO3)3 + H2O =>
6 Al(OH)3 + 9 Br2 = 5 AlBr3 + Al(BrO3)3 + 9 H2O
Ca(C2H3O2)2(aq) + NaF(aq) = NaC2H3O2(aq) + CaF2(s) =>
Ca(C2H3O2)2(aq) + 2 NaF(aq) = 2 NaC2H3O2(aq) + CaF2(s)
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Hg2Cl + KS = Hg2S + KCl =>
Hg2Cl + KS = Hg2S + KCl
CH3CH2CH2CH2CHO + MnO4{-} + H{+} = CH3CH2CH2CH2COOH + Mn2{-} + H2O =>
15 CH3CH2CH2CH2CHO + 4 MnO4{-} + 2 H{+} = 15 CH3CH2CH2CH2COOH + 2 Mn2{-} + H2O
K2S2O8 + AgNO3 = KNO3 + AgSO4 =>
K2S2O8 + 2 AgNO3 = 2 KNO3 + 2 AgSO4
C4H8O + NaHSO3 = C4H9O + SO3Na =>
C4H8O + NaHSO3 = C4H9O + SO3Na
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