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2 CoH22 + 11 O2 = Co2 + 22 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
CO2 + H2S = CS2 + H2O =>
CO2 + 2 H2S = CS2 + 2 H2O
SO3 + H2 = S + H2O =>
SO3 + 3 H2 = S + 3 H2O
Li2O + H3PO4 = Li3PO4 + H2O =>
3 Li2O + 2 H3PO4 = 2 Li3PO4 + 3 H2O
ClC = CCl =>
ClC = CCl
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Fr + HOH = Fr2O + H2 =>
2 Fr + HOH = Fr2O + H2
CuCO3 + C6H8O7 = CO2 + H2O + CuC5H7O =>
2 CuCO3 + 3 C6H8O7 = 10 CO2 + 5 H2O + 2 CuC5H7O
C + H + O = C2H5OH =>
2 C + 6 H + O = C2H5OH
Na2S + ZnSO4 = Na2Zn + SSO4 =>
Na2S + ZnSO4 = Na2Zn + SSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Br2 + MgS2 = MgBr2 + S8 =>
4 Br2 + 4 MgS2 = 4 MgBr2 + S8
Ca3(PO4)2 + Al2(SO4)3 = Al3(PO4)3 + CaSO4 =>
3 Ca3(PO4)2 + 3 Al2(SO4)3 = 2 Al3(PO4)3 + 9 CaSO4
C9H7ON + Br2 = Br2C9H7ON =>
C9H7ON + Br2 = Br2C9H7ON
C12H25(HSO)3 + NaOH = C12H25(NaSO)3 + H2O =>
C12H25(HSO)3 + 3 NaOH = C12H25(NaSO)3 + 3 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + 10 CO + P4
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Mg + (OH)2 = MgO + H2O =>
Mg + (OH)2 = MgO + H2O
Ag2C2 + HNO3 = AgNO3 + CH =>
Ag2C2 + 2 HNO3 = 2 AgNO3 + 2 CH
KMnO4 + H2O + Fe(OH)2 = MnO2 + KOH + Fe(OH)3 =>
KMnO4 + 2 H2O + 3 Fe(OH)2 = MnO2 + KOH + 3 Fe(OH)3
Li2SO4 + SrCl2 = Li2Cl2 + SrSO4 =>
Li2SO4 + SrCl2 = Li2Cl2 + SrSO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NO7 + H2O = HNO8 + NO =>
13 NO7 + 6 H2O = 12 HNO8 + NO
Cu5FeS4 + SO3 + O2 = FeSO4 + CuSO4 =>
Cu5FeS4 + 2 SO3 + 9 O2 = FeSO4 + 5 CuSO4
NiCO3 + H = Ni2 + CO2 + H2O =>
2 NiCO3 + 4 H = Ni2 + 2 CO2 + 2 H2O
As4O6 + HCl + SnCl2 = As4 + SnCl4 + H2O =>
As4O6 + 12 HCl + 6 SnCl2 = As4 + 6 SnCl4 + 6 H2O
Cu + CO2 = Cu(CO)2 + O2 =>
Cu + 2 CO2 = Cu(CO)2 + O2
C2H5OH + Cr2O7{2-} + H{+} = Cr{3+} + C3H6O + H2O =>
9 C2H5OH + 2 Cr2O7{2-} + 16 H{+} = 4 Cr{3+} + 6 C3H6O + 17 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ni + Cu2O = NiCu2O =>
Ni + Cu2O = NiCu2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CaOH + H2O = H3O + CaO =>
CaOH + H2O = H3O + CaO
C2H5OH + Al = (C2H5O)3Al + H2 =>
6 C2H5OH + 2 Al = 2(C2H5O)3Al + 3 H2
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Al(OH)3 + K2SO4 + H2SO4 = KAl(SO4)2 + H2O =>
2 Al(OH)3 + K2SO4 + 3 H2SO4 = 2 KAl(SO4)2 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CuO + NH5 = N2 + H2O + Cu =>
5 CuO + 2 NH5 = N2 + 5 H2O + 5 Cu
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Zn(ClO)2 + H3PO4 = Zn3(PO4)2 + HClO =>
3 Zn(ClO)2 + 2 H3PO4 = Zn3(PO4)2 + 6 HClO
CH3CHO + Cu(OH)2 + NaOH = CH3COONa + CuOH + H2O =>
CH3CHO + 2 Cu(OH)2 + NaOH = CH3COONa + 2 CuOH + 2 H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Fe{2+} + S2O6{2-} + H{+} = Fe{3+} + H2SO3 =>
2 Fe{2+} + S2O6{2-} + 4 H{+} = 2 Fe{3+} + 2 H2SO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H{+} + PbF2 = Pb{2+} + HF =>
2 H{+} + PbF2 = Pb{2+} + 2 HF
Mg3(PO4)2 + LiOH = Mg(OH)2 + Li3PO4 =>
Mg3(PO4)2 + 6 LiOH = 3 Mg(OH)2 + 2 Li3PO4
Zn + NaOH = Zn(OH)2 + Na =>
Zn + 2 NaOH = Zn(OH)2 + 2 Na
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