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K2O + H2O = 2 KOH
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
CuSO4 + Ag = Ag2SO4 + Cu =>
CuSO4 + 2 Ag = Ag2SO4 + Cu
CH3CH3 + O2 = CO2 + H20 =>
10 CH3CH3 + 20 O2 = 20 CO2 + 3 H20
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg + AgCl = MgCl2 + Ag =>
Mg + 2 AgCl = MgCl2 + 2 Ag
S + KClO3 = KCl + SO2 =>
3 S + 2 KClO3 = 2 KCl + 3 SO2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Al2 + H2O = Al2O3 + H2 =>
Al2 + 3 H2O = Al2O3 + 3 H2
H20 + CO2 = C6H12O6 + O2 =>
3 H20 + 30 CO2 = 5 C6H12O6 + 15 O2
Al2 + H2O = Al2O3 + H2 =>
Al2 + 3 H2O = Al2O3 + 3 H2
KOH + SO3 = K2SO4 + H2O =>
2 KOH + SO3 = K2SO4 + H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
H20 + CO2 = C6H12O6 + O2 =>
3 H20 + 30 CO2 = 5 C6H12O6 + 15 O2
NH3 + FeO = Fe + N2 + H2O =>
2 NH3 + 3 FeO = 3 Fe + N2 + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe + Cl = FeCl =>
Fe + Cl = FeCl
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
K2Cr2O7 + KI + H2So4 = Cr2(So4)3 + K2So4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2So4 = Cr2(So4)3 + 4 K2So4 + 3 I2 + 7 H2O
P2 + Cl2 = PCl3 =>
P2 + 3 Cl2 = 2 PCl3
KOH + PbO = PbKH + O2 =>
KOH + PbO = PbKH + O2
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
K2CrO4 + HCl = H2O + K2Cr2O7 + KCl =>
2 K2CrO4 + 2 HCl = H2O + K2Cr2O7 + 2 KCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Cr2O7(ac) + OH(ac) = CrO4(ac) + H2O =>
Cr2O7(ac) + 2 OH(ac) = 2 CrO4(ac) + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Ba + N2 = BaN =>
2 Ba + N2 = 2 BaN
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NO + SO2 = N2O + SO3 =>
2 NO + SO2 = N2O + SO3
H2SO4 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 H2O
H2SO3 + CaCO3 = CaSO3 + H2O + CO2 =>
H2SO3 + CaCO3 = CaSO3 + H2O + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SbCl3 + H2O = SbOCl + HCl =>
SbCl3 + H2O = SbOCl + 2 HCl
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
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