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2 SO + O2 = 2 SO2
ZnS + CuSO4 = ZnSO4 + CuS =>
ZnS + CuSO4 = ZnSO4 + CuS
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
As2S5 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 6 H3AsO4 + 40 NO
MG + C = MGC =>
MG + C = MGC
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu(s) + NiCl2(aq) = CuCl2 + Ni =>
Cu(s) + NiCl2(aq) = CuCl2 + Ni
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
Cu(NO3)2 + NaOH = NaNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 NaOH = 2 NaNO3 + Cu(OH)2
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Na(PbO2H) + CH3COOH = PbO + CH3COONa + H2O =>
Na(PbO2H) + CH3COOH = PbO + CH3COONa + H2O
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
C2H2 + O2 = CO + H2O =>
2 C2H2 + 3 O2 = 4 CO + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
I + HNO3 = HIO3 + NO + H2O =>
3 I + 5 HNO3 = 3 HIO3 + 5 NO + H2O
Ch3OH + Na = Ch3ONa + H2 =>
2 Ch3OH + 2 Na = 2 Ch3ONa + H2
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Fe(OH)3 + H2So4 = Fe2(So4)3 + H2O =>
2 Fe(OH)3 + 3 H2So4 = Fe2(So4)3 + 6 H2O
Na3PO4 + HCl = H3PO4 + NaCl =>
Na3PO4 + 3 HCl = H3PO4 + 3 NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
C2H6 + O2 = C + H2O =>
2 C2H6 + 3 O2 = 4 C + 6 H2O
Cu + HNO3(k) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(k) = Cu(NO3)2 + 2 NO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C2H4 + O2 = C + H2O =>
C2H4 + O2 = 2 C + 2 H2O
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Al + HBr2 = AlBr3 + H2 =>
4 Al + 6 HBr2 = 4 AlBr3 + 3 H2
KMnO4 + C2H4 = K2CO3 + H2O + MnO2 =>
4 KMnO4 + C2H4 = 2 K2CO3 + 2 H2O + 4 MnO2
C2H2 + O2 = C + H2O =>
2 C2H2 + O2 = 4 C + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al + HBr2 = AlBr3 + H2 =>
4 Al + 6 HBr2 = 4 AlBr3 + 3 H2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C2H4 + O2 + HCl = C2H4Cl2 + H2O =>
2 C2H4 + O2 + 4 HCl = 2 C2H4Cl2 + 2 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Al + Ce = AlCe2 =>
Al + 2 Ce = AlCe2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
PH3 + KMnO4 + H2SO4 = KHSO4 + MnSO4 + HPO4 + H2O =>
PH3 + 2 KMnO4 + 4 H2SO4 = 2 KHSO4 + 2 MnSO4 + HPO4 + 4 H2O
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