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2 PbO2(s) = 2 PbO(s) + O2(g)
Ni(NO3)2 = NiO + NO2 + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO2 + O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH3COOH + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 CH3COOK + CO2 + H2O
C17H35COOH + O2 = H2O + CO2 =>
C17H35COOH + 26 O2 = 18 H2O + 18 CO2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
As2S3 + HNO3 + H20 = H2SO4 + NO + H3AsO4 =>
10 As2S3 + 100 HNO3 + H20 = 30 H2SO4 + 100 NO + 20 H3AsO4
Al + HI = AlI3 + H2 =>
2 Al + 6 HI = 2 AlI3 + 3 H2
Al + MgSO4 = AlSO4 + Mg =>
Al + MgSO4 = AlSO4 + Mg
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Hg(NO3)2 + NaOH = HgO + NaNO3 + H2O =>
Hg(NO3)2 + 2 NaOH = HgO + 2 NaNO3 + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
ZN + HNO3 = ZN(NO3)2 + NO + H2O =>
3 ZN + 8 HNO3 = 3 ZN(NO3)2 + 2 NO + 4 H2O
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + N2 + H2O =>
5 Cu + 12 HNO3 = 5 Cu(NO3)2 + N2 + 6 H2O
H2S + O2 = H2O + SO =>
H2S + O2 = H2O + SO
Hg(NO3)2 + NaOH = HgO + H2O + NaNO3 =>
Hg(NO3)2 + 2 NaOH = HgO + H2O + 2 NaNO3
Na + Cl = NaCl =>
Na + Cl = NaCl
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Na2 + Cl = NaCl =>
Na2 + 2 Cl = 2 NaCl
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
CH3CH2ONa + H2O = CH3CH2OH + NaOH =>
CH3CH2ONa + H2O = CH3CH2OH + NaOH
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Mg + O12 = MgO =>
12 Mg + O12 = 12 MgO
As + NaClO + NaOH = Na3AsO4 + H2O + NaCl =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 3 H2O + 5 NaCl
Na2 + Cl = NaCl =>
Na2 + 2 Cl = 2 NaCl
(NH4)2SO4 + KOH = OH(NH4)2 + KSO4 =>
(NH4)2SO4 + KOH = OH(NH4)2 + KSO4
KI + KMnO4 + H2SO4 = I2 + MnSO4 + K2SO4 + H2O =>
10 KI + 2 KMnO4 + 8 H2SO4 = 5 I2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
As + NaClO + NaOH = Na3AsO4 + H2O + NaCl =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 3 H2O + 5 NaCl
MnO2 + O2 + KOH = K2MnO4 + H2O =>
2 MnO2 + O2 + 4 KOH = 2 K2MnO4 + 2 H2O
Al + Na(OH) + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 Na(OH) + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Au + NO3{-} + Cl{-} + H{+} = AuCl4{-} + NO2 + H2O =>
Au + 3 NO3{-} + 4 Cl{-} + 6 H{+} = AuCl4{-} + 3 NO2 + 3 H2O
Ca + H2 = CaH2 =>
Ca + H2 = CaH2
Al(OH)3 + H2SO4 = H2O + Al2(SO4)3 =>
2 Al(OH)3 + 3 H2SO4 = 6 H2O + Al2(SO4)3
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
(SiO4) + (Mg2) = Mg2SiO4 =>
(SiO4) + (Mg2) = Mg2SiO4
Fe + CI = FeCI =>
Fe + CI = FeCI
(SiO4) + (Mg2) = Mg2SiO4 =>
(SiO4) + (Mg2) = Mg2SiO4
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
(SiO4)3 + (Mg2)6 = Mg2SiO4 =>
2(SiO4)3 + (Mg2)6 = 6 Mg2SiO4
Na + H3PO4 = NaPO4 + H2 =>
2 Na + 2 H3PO4 = 2 NaPO4 + 3 H2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
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