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2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + F2 = FeF3 =>
2 Fe + 3 F2 = 2 FeF3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
KClO4 = KClO3 + O2 =>
2 KClO4 = 2 KClO3 + O2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CoCl3 + (NH4)2CO3 = Co2(CO3)3 + NH4Cl =>
2 CoCl3 + 3(NH4)2CO3 = Co2(CO3)3 + 6 NH4Cl
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
KMnO4 = K2MnO2 + MnO2 + O2 =>
2 KMnO4 = K2MnO2 + MnO2 + 2 O2
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C16H34 + O2 = CO2 + H2O =>
2 C16H34 + 49 O2 = 32 CO2 + 34 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Fe{3+} + S{2-} = Fe{2+} + S8 =>
16 Fe{3+} + 8 S{2-} = 16 Fe{2+} + S8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C2H4 + O2 + HCl = C2H4Cl2 + H2O =>
2 C2H4 + O2 + 4 HCl = 2 C2H4Cl2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na2Cr2O7 + NaOH = Na2CrO4 + H2O =>
Na2Cr2O7 + 2 NaOH = 2 Na2CrO4 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
C17H36 + CO2 = C6H12 + H2O =>
9 C17H36 + 3 CO2 = 26 C6H12 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
MgCl2 + H2O = MgO + HCl =>
MgCl2 + H2O = MgO + 2 HCl
C + O2 = CO =>
2 C + O2 = 2 CO
C2H4 + HCl + O2 = C2H4Cl2 + H2O =>
2 C2H4 + 4 HCl + O2 = 2 C2H4Cl2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
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