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Zn4 + 4 O2 = 2 Zn2O4
Fe + HNO3 = Fe(NO3)3 + N2(N2O) + H2O =>
6 Fe + 22 HNO3 = 6 Fe(NO3)3 + N2(N2O) + 11 H2O
KMmSO4 + NaOH = KOH + NaMmSO4 =>
KMmSO4 + NaOH = KOH + NaMmSO4
Bi2(CO3)4 + CaCO3 + V2(CO3)4 = BiCaVO5 + CO2 =>
Bi2(CO3)4 + 2 CaCO3 + V2(CO3)4 = 2 BiCaVO5 + 10 CO2
CaC2(s) + H20(g) + CO2 = Ca(OH)2 + CH2CHO2H =>
10 CaC2(s) + 7 H20(g) + 40 CO2 = 10 Ca(OH)2 + 30 CH2CHO2H
I2 + H3AsO3 + KOH = KI + H3AsO4 + H2O =>
I2 + H3AsO3 + 2 KOH = 2 KI + H3AsO4 + H2O
Na2[Mn(OH)6] = MnO2 + NaOH + H2O =>
Na2[Mn(OH)6] = MnO2 + 2 NaOH + 2 H2O
Na2B4O7 + CrO3 = Na2O3 + CrB4O7 =>
Na2B4O7 + CrO3 = Na2O3 + CrB4O7
Zn(HCO3)2 + H2O = H2CO3 + Zn(OH)2 =>
Zn(HCO3)2 + 2 H2O = 2 H2CO3 + Zn(OH)2
S + KNO3 = KNO2 + SO2 =>
S + 2 KNO3 = 2 KNO2 + SO2
H2SO4 + KCl = KHSO4 + HCl =>
H2SO4 + KCl = KHSO4 + HCl
CH3CH2CHOH + H2O = CH3OH + CH3COOH =>
4 CH3CH2CHOH + 8 H2O = 10 CH3OH + CH3COOH
KMnO4 + C6H6O + HCl = KOH2 + MnO4 + C2H6 + Cl =>
KMnO4 + C6H6O + 14 HCl = KOH2 + MnO4 + 3 C2H6 + 14 Cl
CaO + Al2O3 = CaAl2 + O2 =>
CaO + Al2O3 = CaAl2 + 2 O2
AuCl3 + Cr = CrCl3 + Au =>
AuCl3 + Cr = CrCl3 + Au
Fe(III)Cl + NH4OH = Fe(III)OH + NH4Cl =>
Fe(III)Cl + NH4OH = Fe(III)OH + NH4Cl
Cl + K = KCl5 =>
5 Cl + K = KCl5
Mg(s) + AgCl(aq) = Ag(s) + MgCl2(aq) =>
Mg(s) + 2 AgCl(aq) = 2 Ag(s) + MgCl2(aq)
CH3OH(l) + (b)O2(g) = (c)CO2(g) + (d)H2O =>
2 CH3OH(l) + 3(b)O2(g) = 2(c)CO2(g) + 4(d)H2O
[C2O4]{2-}(aq) + [MnO4]{-}(aq) + H{+}(aq) = Mn{2+}(aq) + CO2(g) + H2O =>
5[C2O4]{2-}(aq) + 2[MnO4]{-}(aq) + 16 H{+}(aq) = 2 Mn{2+}(aq) + 10 CO2(g) + 8 H2O
NaHCO3 + CuSO4 = Cu(HCO3)2 + Na2SO4 =>
2 NaHCO3 + CuSO4 = Cu(HCO3)2 + Na2SO4
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
Al(s) + HCl(ag) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(ag) = 2 AlCl3(aq) + 3 H2(g)
Fe2 + SiO2 = SiFe + O2 =>
Fe2 + 2 SiO2 = 2 SiFe + 2 O2
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Na2B4O7 + H2O = NaHB4O7 + NaOH =>
Na2B4O7 + H2O = NaHB4O7 + NaOH
ZnSO4 + NH3 = Zn(NH3)4 + SO4 =>
ZnSO4 + 4 NH3 = Zn(NH3)4 + SO4
H2SO4 + KH2PO4 = K2SO4 + H3PO4 =>
H2SO4 + 2 KH2PO4 = K2SO4 + 2 H3PO4
NaOH + C6H4(OH)CO2H = C6H4(OH)CO2Na + H2O =>
NaOH + C6H4(OH)CO2H = C6H4(OH)CO2Na + H2O
C6H6 + CHCl3 = C6Cl3 + CH7 =>
C6H6 + CHCl3 = C6Cl3 + CH7
Fe + As + S = FeAsS =>
Fe + As + S = FeAsS
I{-} + Cr2O7{-}2 + H{+} = Cr{+}3 + I2 + H2O =>
22 I{-} + 2 Cr2O7{-}2 + 28 H{+} = 4 Cr{+}3 + 11 I2 + 14 H2O
Ac2O3 + H2O = Ac(OH)3 =>
Ac2O3 + 3 H2O = 2 Ac(OH)3
CO + Fe3O4 = FeC + O =>
3 CO + Fe3O4 = 3 FeC + 7 O
Fe{3+} + I{-} = I2 + Fe{2+} =>
2 Fe{3+} + 2 I{-} = I2 + 2 Fe{2+}
C6H12 + H2SO4 = H2SO3 + H2O + C18H30 =>
3 C6H12 + 3 H2SO4 = 3 H2SO3 + 3 H2O + C18H30
C2H2O4 + NaCl = Na2C2O4 + HCl =>
C2H2O4 + 2 NaCl = Na2C2O4 + 2 HCl
Fe(HCO3)2 + NaOCl = Fe(OH)2 + NaCl + CO3 =>
Fe(HCO3)2 + 2 NaOCl = Fe(OH)2 + 2 NaCl + 2 CO3
Rb2(SO4) + Be(NO2)2 = Rb(NO2) + Be(SO4) =>
Rb2(SO4) + Be(NO2)2 = 2 Rb(NO2) + Be(SO4)
C7H4 + O2 = C7H4O2 =>
C7H4 + O2 = C7H4O2
K2SO3 + HClO4 = KClO4 + H2O + SO2 =>
K2SO3 + 2 HClO4 = 2 KClO4 + H2O + SO2
BaCO3 + Mg3(PO4)2 = Ba3(PO4)2 + MgCO3 =>
3 BaCO3 + Mg3(PO4)2 = Ba3(PO4)2 + 3 MgCO3
H{+} + Cr2O7{2-} + H2CO = H2CO2 + Cr{3+} + H2O =>
8 H{+} + Cr2O7{2-} + 3 H2CO = 3 H2CO2 + 2 Cr{3+} + 4 H2O
CsOH + SiO2 = Si + H2O + CsO2 = Si + CsOH =>
4 CsOH + 3 SiO2 = 3 Si + 2 H2O + 4 CsO2
N2 + O2 = N2(O2)6 =>
N2 + 6 O2 = N2(O2)6
CoBr2 + CuCO3 = CuBr2 + Co2(CO3)2 =>
2 CoBr2 + 2 CuCO3 = 2 CuBr2 + Co2(CO3)2
Hg2(NO3)2 + CuCl2 = Hg2Cl2 + Cu(NO3)2 =>
Hg2(NO3)2 + CuCl2 = Hg2Cl2 + Cu(NO3)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cl2 + K2I = KCl + I =>
Cl2 + K2I = 2 KCl + I
Na(OH) + CaVO3 = Ca(OH)3 + VO3 + Na =>
3 Na(OH) + CaVO3 = Ca(OH)3 + VO3 + 3 Na
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