| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CaO + CO2
H2O2(aq) + PbS(s) = PbSO4(s) + H2O(aq) =>
4 H2O2(aq) + PbS(s) = PbSO4(s) + 4 H2O(aq)
KI + CuSO4 + K2S2O5 = K2SO4 + CuI + SO2 =>
2 KI + 2 CuSO4 + 2 K2S2O5 = 3 K2SO4 + 2 CuI + 3 SO2
NaOH + H2SO4 = Na2SO4 + HOH =>
2 NaOH + H2SO4 = Na2SO4 + 2 HOH
WF4 + Ti = TiF4 + W =>
WF4 + Ti = TiF4 + W
COOHCH2COHCOOHCH2COOH + NaOH = NaCOOHCH2COHCOOHCH2COO + H2O =>
COOHCH2COHCOOHCH2COOH + NaOH = NaCOOHCH2COHCOOHCH2COO + H2O
C6H60S + O2 = CO2 + H2O + SO3 =>
2 C6H60S + 45 O2 = 12 CO2 + 60 H2O + 2 SO3
KClO2 + H2SO4 + FeSO4 = Fe2(SO4)3 + KCl + H2O =>
KClO2 + 2 H2SO4 + 4 FeSO4 = 2 Fe2(SO4)3 + KCl + 2 H2O
Ld(NO3)2 + K2CrO4 = Ld(CrO4) + K(NO3) =>
Ld(NO3)2 + K2CrO4 = Ld(CrO4) + 2 K(NO3)
Na2CO3(s) + HCl(ag) = NaCl(ag) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(ag) = 2 NaCl(ag) + CO2(g) + H2O(l)
Pb4 + Cu(NO3)2 = Cu + Pb(NO3)4 =>
Pb4 + 8 Cu(NO3)2 = 8 Cu + 4 Pb(NO3)4
H3PO4 + NaCO3 = Na3(PO4)2 + H2O + CO2 =>
2 H3PO4 + 3 NaCO3 = Na3(PO4)2 + 3 H2O + 3 CO2
HF + H2S = H2 + SF4 =>
4 HF + H2S = 3 H2 + SF4
HI + Al(OH)3 = AlI3 + H2O =>
3 HI + Al(OH)3 = AlI3 + 3 H2O
OH{-} + CrI3 + Cl2 = CrO4{2-} + I2 + Cl{-} + H2O =>
16 OH{-} + 2 CrI3 + 6 Cl2 = 2 CrO4{2-} + 3 I2 + 12 Cl{-} + 8 H2O
Ba + HOH = H2 + Ba(OH)2 =>
Ba + 2 HOH = H2 + Ba(OH)2
Carbon + Iodine = Carbontetraiodide =>
C + 2 I2 = CI4
H2NC6H4COOH + O2 = NO2 + CO2 + H2O =>
4 H2NC6H4COOH + 35 O2 = 4 NO2 + 28 CO2 + 14 H2O
CaCO3 + NaBr = CaBr2 + Na2CO3 =>
CaCO3 + 2 NaBr = CaBr2 + Na2CO3
CH3COOH + NaHCO4 = H2O + NaCH3COO + CO2 =>
5 CH3COOH + 4 NaHCO4 = 6 H2O + 4 NaCH3COO + 6 CO2
NiCl2(s) + O2 = NiO(s) + Cl2(g) =>
2 NiCl2(s) + O2 = 2 NiO(s) + 2 Cl2(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al(OH)3 + (NH4)2S = Al2S3 + NH4OH =>
2 Al(OH)3 + 3(NH4)2S = Al2S3 + 6 NH4OH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ti + CuSO4 = TiSO4 + Cu =>
Ti + CuSO4 = TiSO4 + Cu
Cr + H2CO3 = CrCO3 + H2 =>
Cr + H2CO3 = CrCO3 + H2
Na2S + Cl2 + H2O = Na2SO4 + HCl =>
Na2S + 4 Cl2 + 4 H2O = Na2SO4 + 8 HCl
Mg + FeF3 = MgF2 + Fe =>
3 Mg + 2 FeF3 = 3 MgF2 + 2 Fe
Br2 + S = Br2S =>
Br2 + S = Br2S
MnO2 + ClO3 + KOH = K2MnO4 + HCl + H2O =>
7 MnO2 + 2 ClO3 + 14 KOH = 7 K2MnO4 + 2 HCl + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mn + CuCl(aq) = Cu(s) + MnCl2 =>
Mn + 2 CuCl(aq) = 2 Cu(s) + MnCl2
NaOH(s) + HCl = NaCl + H2O =>
NaOH(s) + HCl = NaCl + H2O
NO2(g) + O2 + H2O = HNO3 =>
4 NO2(g) + O2 + 2 H2O = 4 HNO3
Li(s) + MgCl2(aq) = LiCl(aq) + Mg(s) =>
2 Li(s) + MgCl2(aq) = 2 LiCl(aq) + Mg(s)
Ni[NO3]2 + NaOH = Ni[OH]2 + NaNO3 =>
Ni[NO3]2 + 2 NaOH = Ni[OH]2 + 2 NaNO3
NH3(g) + O2(g) = NO2(q) + H2O =>
4 NH3(g) + 7 O2(g) = 4 NO2(q) + 6 H2O
C6H6O2 + NaClO3 = C6H4O2 + H2O + NaCl =>
3 C6H6O2 + NaClO3 = 3 C6H4O2 + 3 H2O + NaCl
NaBr(aq) + HgO(aq) = Na2O(aq) + HgBr2(s) =>
2 NaBr(aq) + HgO(aq) = Na2O(aq) + HgBr2(s)
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2SO3(s) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2SO3(s)
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KClO3 + C6H12O6 + H2SO4 = HCl + CO2 + H2O + K2SO4 =>
4 KClO3 + C6H12O6 + 2 H2SO4 = 4 HCl + 6 CO2 + 6 H2O + 2 K2SO4
CO2 + H2O = C6H14O + O2 =>
6 CO2 + 7 H2O = C6H14O + 9 O2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
NH4NO3 + C6H8O7 = H2O + N2 + CO2 =>
9 NH4NO3 + C6H8O7 = 22 H2O + 9 N2 + 6 CO2
KNO3 + C5H12O5 = CO2 + H2O + KNO2 =>
11 KNO3 + C5H12O5 = 5 CO2 + 6 H2O + 11 KNO2
Ag(NO3)(aq) + Fe(s) = Fe(NO3)2(aq) + Ag(s) =>
2 Ag(NO3)(aq) + Fe(s) = Fe(NO3)2(aq) + 2 Ag(s)
C2(s) + S2O(g) = CO2(g) + CS2(g) =>
3 C2(s) + 4 S2O(g) = 2 CO2(g) + 4 CS2(g)
NO2 + KI = NO + I + KNO3 =>
2 NO2 + KI = NO + I + KNO3
FeCl3*6H2O + NaOH = Fe(OH)3 + NaCl + H2O =>
FeCl3*6H2O + 3 NaOH = Fe(OH)3 + 3 NaCl + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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