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2 P2O5 = 4 P + 5 O2
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
ZnCl + NaOH = Zn(OH) + NaCl =>
ZnCl + NaOH = Zn(OH) + NaCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
LiH + O2 = Li2O + H2O =>
2 LiH + O2 = Li2O + H2O
MnO2 + Br{-} + H{+} = Br2 + Mn{2+} + H2O =>
MnO2 + 2 Br{-} + 4 H{+} = Br2 + Mn{2+} + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
Fe2O3 + HBr = FeBr3 + H2O =>
Fe2O3 + 6 HBr = 2 FeBr3 + 3 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na + H2S = Na2S + H2 =>
2 Na + H2S = Na2S + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca(OH)2 + H2O = H3O + CaO2H =>
Ca(OH)2 + H2O = H3O + CaO2H
Zn(NO3)2 + Ca = Ca(NO3)2 + Zn =>
Zn(NO3)2 + Ca = Ca(NO3)2 + Zn
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe2(SO4)3 + (NH4)2CO3 + H2O = Fe(OH)3 + CO2 + (NH4)2SO4 =>
Fe2(SO4)3 + 3(NH4)2CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 3(NH4)2SO4
K2FeO4 + HF = FeF3 + O2 + KF + H2O =>
4 K2FeO4 + 20 HF = 4 FeF3 + 3 O2 + 8 KF + 10 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
K + H2SO3 = K2SO3 + H2 =>
2 K + H2SO3 = K2SO3 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH2CHCl + O2 = CO2 + H2O + Cl =>
4 CH2CHCl + 11 O2 = 8 CO2 + 6 H2O + 4 Cl
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Ni + S = NiS =>
Ni + S = NiS
Ni + S = NiS2 =>
Ni + 2 S = NiS2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
N2 + O2 = N2O3 =>
2 N2 + 3 O2 = 2 N2O3
Fe + H2O = FeO + H2 =>
Fe + H2O = FeO + H2
SiO2 + Al = Si + Al2O3 =>
3 SiO2 + 4 Al = 3 Si + 2 Al2O3
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
I2 + O2 = I2O7 =>
2 I2 + 7 O2 = 2 I2O7
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Cr2O3 + HCl = CrCl3 + H2O =>
Cr2O3 + 6 HCl = 2 CrCl3 + 3 H2O
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