| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HI + J2 = 2 HJ + I2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
R2 + Q2 = R2Q =>
2 R2 + Q2 = 2 R2Q
HCl(aq) + NH4OH(aq) = H2O(l) + NH4Cl(aq) =>
HCl(aq) + NH4OH(aq) = H2O(l) + NH4Cl(aq)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2Cr2O7 + Cu2S + HCl = CrCl3 + CuCl2 + Na2SO4 + NaCl + H2O =>
5 Na2Cr2O7 + 3 Cu2S + 46 HCl = 10 CrCl3 + 6 CuCl2 + 3 Na2SO4 + 4 NaCl + 23 H2O
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
ABC3 + DE2 = AE + D(BC3)2 =>
2 ABC3 + DE2 = 2 AE + D(BC3)2
Cl2 + NAI = NACl2 + I2 =>
2 Cl2 + 2 NAI = 2 NACl2 + I2
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
Mg + Cl = MgCl =>
Mg + Cl = MgCl
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H20 =>
10 KCrO2 + 5 Br2 + 20 KOH = 10 K2CrO4 + 10 KBr + H20
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Na2SiO3 + Ca(NO3)2 = CaSiO3 + NaNO3 =>
Na2SiO3 + Ca(NO3)2 = CaSiO3 + 2 NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PCl5 + AsF3 = PF5 + AsCl3 =>
3 PCl5 + 5 AsF3 = 3 PF5 + 5 AsCl3
Hg{+} + H{+} + NO3{-} = Hg{+2} + NO + H2O =>
3 Hg{+} + 4 H{+} + NO3{-} = 3 Hg{+2} + NO + 2 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
HI + J2 = HJ + I2 =>
2 HI + J2 = 2 HJ + I2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
A2 + B2 = AB3 =>
A2 + 3 B2 = 2 AB3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
Li + O2 = LiO2 =>
Li + O2 = LiO2
CH3COONa + NaOH = CH4 + Na2CO3 =>
CH3COONa + NaOH = CH4 + Na2CO3
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
HClO + NaOH = ClO + NaOH2 =>
HClO + NaOH = ClO + NaOH2
Cl2 + NaOH = NaClO3 + NaCl + H2O =>
3 Cl2 + 6 NaOH = NaClO3 + 5 NaCl + 3 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2So4 + Ca(OH)2 = CaSo4 + H2O =>
H2So4 + Ca(OH)2 = CaSo4 + 2 H2O
CaSO3 + HNO3 = Ca(NO3)2 + H2O + SO2 =>
CaSO3 + 2 HNO3 = Ca(NO3)2 + H2O + SO2
Ag + I2 = AgI =>
2 Ag + I2 = 2 AgI
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/16
Équations équilibrées sur11/16/15
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