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Fe2O3 + 2 Al = 2 Fe + Al2O3
As2S3 + H2O2 + NH3 = (NH4)3AsO4 + S + H2O =>
As2S3 + 5 H2O2 + 6 NH3 = 2(NH4)3AsO4 + 3 S + 2 H2O
NH3 + ClO4{-} = ClO{-} + N2H4 + H2O =>
6 NH3 + ClO4{-} = ClO{-} + 3 N2H4 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnO4{-} + H{+} + e = Mn{2+} + H2O(l) =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4 H2O(l)
C2H4 + Cl2 = C2H3Cl + HCl =>
C2H4 + Cl2 = C2H3Cl + HCl
Cu18 + H = CuH =>
Cu18 + 18 H = 18 CuH
Ethanol = Ethylene + water =>
C2H5OH = C2H4 + H2O
Cr3O3 + KNO3 + NaCO3 = NaCrO4 + CO2 + KNO2 =>
Cr3O3 + 6 KNO3 + 3 NaCO3 = 3 NaCrO4 + 3 CO2 + 6 KNO2
Al(NO3)3 + Zn = Zn(NO3)2 + Al =>
2 Al(NO3)3 + 3 Zn = 3 Zn(NO3)2 + 2 Al
Sb(OH)3 + Na2S = Sb2S3 + Na + OH =>
2 Sb(OH)3 + 3 Na2S = Sb2S3 + 6 Na + 6 OH
Fe2O3(s) + H2O(g) = Fe(OH)3(s) =>
Fe2O3(s) + 3 H2O(g) = 2 Fe(OH)3(s)
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Cs + N2 = Cs2N =>
4 Cs + N2 = 2 Cs2N
PbCI2 + NaI = PbI2 + NaCI =>
PbCI2 + NaI = PbI2 + NaCI
Al + O2 = Al2O3* =>
4 Al + 3 O2 = 2 Al2O3*
Hg2Cl2 + NH3 = Hg + HgNH2Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + HgNH2Cl + NH4Cl
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
POCl3 + O2 = P2O5 + Cl2 =>
4 POCl3 + 3 O2 = 2 P2O5 + 6 Cl2
Mg2(s) + N3(g) = Mg3N2(s) =>
9 Mg2(s) + 4 N3(g) = 6 Mg3N2(s)
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaNO2 + H2SO4 + (CH3)2CH(OH) = (CH3)2CH(ONO) + Na2SO4 + H2O =>
2 NaNO2 + H2SO4 + 2(CH3)2CH(OH) = 2(CH3)2CH(ONO) + Na2SO4 + 2 H2O
Mn(NO3)2 + Na2SiO3 = MnSiO3 + NaNO3 =>
Mn(NO3)2 + Na2SiO3 = MnSiO3 + 2 NaNO3
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
P + H2(g) = PH3(g) =>
2 P + 3 H2(g) = 2 PH3(g)
HO2(aq) = O2(g) + H2O(l) =>
4 HO2(aq) = 3 O2(g) + 2 H2O(l)
Cu + HOH = CuO + H2 =>
Cu + HOH = CuO + H2
NH4N3 + K2S2O8 + H2O = HNO3 + KHSO4 =>
NH4N3 + 12 K2S2O8 + 12 H2O = 4 HNO3 + 24 KHSO4
Na2SO3 + HCl + KI = I2 + Na2S + KCl + H2O =>
Na2SO3 + 6 HCl + 6 KI = 3 I2 + Na2S + 6 KCl + 3 H2O
FeCl3 + HCl(aq) = HFeCl4(aq) =>
FeCl3 + HCl(aq) = HFeCl4(aq)
FeOCr2O3 + H2SO4 = Cr2(SO4)3 + FeSO4 + H2O =>
FeOCr2O3 + 4 H2SO4 = Cr2(SO4)3 + FeSO4 + 4 H2O
NO2 + AgNO3 = AgNO2 + NO3 =>
NO2 + AgNO3 = AgNO2 + NO3
HCl + CaCO3 = CO2 + H2O + CaCl2 =>
2 HCl + CaCO3 = CO2 + H2O + CaCl2
Mg3N2 + Na2SO4 = MgSO4 + Na3N =>
Mg3N2 + 3 Na2SO4 = 3 MgSO4 + 2 Na3N
A1 + CuO = A12O3 + Cu =>
12 A1 + 3 CuO = A12O3 + 3 Cu
NH4Cl(s) + Ca(OH)2(S) = CaCl2(S) + NH3(g) + H2O(l) =>
2 NH4Cl(s) + Ca(OH)2(S) = CaCl2(S) + 2 NH3(g) + 2 H2O(l)
CH3NH2 + HI = CH3I + NH3 =>
CH3NH2 + HI = CH3I + NH3
Al + Cr2O72{-} + H{+} = Al3{+} + Cr3{+} + H2O =>
1281 Al + 3 Cr2O72{-} + 432 H{+} = 427 Al3{+} + 2 Cr3{+} + 216 H2O
SrCO3 + Gd2O3 + MgO + ReO2 + ReO3 = SrGdMgReO6 + CO2 =>
2 SrCO3 + Gd2O3 + 2 MgO + ReO2 + ReO3 = 2 SrGdMgReO6 + 2 CO2
NH4OH + HNO3 = NH3NO3 + H3O =>
NH4OH + HNO3 = NH3NO3 + H3O
Cl2 + BeI2 = BeCl2 + I2 =>
Cl2 + BeI2 = BeCl2 + I2
HPO3 + Zn = PO2 + Zn(PO3)0 + H2O =>
2 HPO3 + Zn = PO2 + Zn(PO3)0 + H2O
Ag(NO3) + (NH4)2S = Ag2S + NH4NO3 =>
2 Ag(NO3) + (NH4)2S = Ag2S + 2 NH4NO3
C4H10O8 + O2 = CO2 + H2O =>
2 C4H10O8 + 5 O2 = 8 CO2 + 10 H2O
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