| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 HNO3 + 3 Na2S = 3 Na2SO4 + 4 H2O + 8 NO
Cu(s) + Fe(NO3)3(aq) = Cu(NO3)(aq) + Fe(s) =>
3 Cu(s) + Fe(NO3)3(aq) = 3 Cu(NO3)(aq) + Fe(s)
Na2[Sn(OH)4] + HCl + H2S = NaCl + H2O + SnS =>
Na2[Sn(OH)4] + 2 HCl + H2S = 2 NaCl + 4 H2O + SnS
CuSO4 + Ag = Ag2(SO4)3 + Cu3 =>
3 CuSO4 + 2 Ag = Ag2(SO4)3 + Cu3
KCrO2 + HBr = CrBr3 + KOH + H2O =>
KCrO2 + 3 HBr = CrBr3 + KOH + H2O
Hg1 + O2 = HgO2 =>
Hg1 + O2 = HgO2
C37H31NO4S + O2 = SO2 + HNO3 + H2O + CO2 =>
C37H31NO4S + 45 O2 = SO2 + HNO3 + 15 H2O + 37 CO2
C5H12 + Br2 = C5H11 + HBr =>
2 C5H12 + Br2 = 2 C5H11 + 2 HBr
Na3PO4*20H2O + BaCl2*2H2O = Ba3(PO4)2 + NaCl + H2O =>
2 Na3PO4*20H2O + 3 BaCl2*2H2O = Ba3(PO4)2 + 6 NaCl + 46 H2O
CaC2 + CO2 + H = Ca(OH)2 + CH2CHCO2H =>
2 CaC2 + 5 CO2 + 16 H = 2 Ca(OH)2 + 3 CH2CHCO2H
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KF + Br2 = BrF + K =>
2 KF + Br2 = 2 BrF + 2 K
CuBr2 + NH4OH = NH4Br2 + CuOH =>
CuBr2 + NH4OH = NH4Br2 + CuOH
HA + BaOH = H2O + BaA =>
HA + BaOH = H2O + BaA
H2 + LiCl2 = H2Cl2 + Li =>
H2 + LiCl2 = H2Cl2 + Li
KOH + HNO3 = NO3 + H2O + K =>
KOH + HNO3 = NO3 + H2O + K
C6H8O7 + NaCl + NaClO3 = Na2CO3 + Cl2 + H2O =>
C6H8O7 + 7 NaCl + 5 NaClO3 = 6 Na2CO3 + 6 Cl2 + 4 H2O
Fe + (PO4)3 = Fe3(PO4)2 =>
9 Fe + 2(PO4)3 = 3 Fe3(PO4)2
C3H5(OH)3 + BaMnO4 + H2SO4 = BaSO4 + MnSO4 + CO2 + H2O =>
2 C3H5(OH)3 + 7 BaMnO4 + 14 H2SO4 = 7 BaSO4 + 7 MnSO4 + 6 CO2 + 22 H2O
C4H6O3 + C5H12O = C7H14O2 + C2H4O4 =>
12 C4H6O3 + 12 C5H12O = 14 C7H14O2 + 5 C2H4O4
As2S3 + KClO4 + H2O = H3AsO4 + KCl + H2SO4 =>
2 As2S3 + 7 KClO4 + 12 H2O = 4 H3AsO4 + 7 KCl + 6 H2SO4
C36H74 + O2 = CO + H2O =>
2 C36H74 + 73 O2 = 72 CO + 74 H2O
Ag + NaCn + H2O + O2 = NaAg(Cn)2 + NaOH =>
4 Ag + 8 NaCn + 2 H2O + O2 = 4 NaAg(Cn)2 + 4 NaOH
C4H9OH + I2 + NaOH = CHI3 + CO4HNa + H2ONaI =>
3 C4H9OH + 26 I2 + 20 NaOH = 11 CHI3 + CO4HNa + 19 H2ONaI
C39H28 + O2 = CO2 + H2O =>
C39H28 + 46 O2 = 39 CO2 + 14 H2O
KI + K2CrO4 = I2 + K2O + K4(CrO3)2 =>
4 KI + 2 K2CrO4 = 2 I2 + 2 K2O + K4(CrO3)2
I2 + HNO3 = HIO3 + NNO2 + H2 =>
2 I2 + 6 HNO3 = 4 HIO3 + 3 NNO2 + H2
Pb + CuCl2 = Pb(Cl2)2 + Cu =>
Pb + 2 CuCl2 = Pb(Cl2)2 + 2 Cu
NH4Cl + BaOH2 = BaCl2 + H2O + NH4 =>
2 NH4Cl + BaOH2 = BaCl2 + H2O + 2 NH4
Na(CO3)2 + Cu(NO3)2 = Na(NO3)2 + Cu(CO3)2 =>
Na(CO3)2 + Cu(NO3)2 = Na(NO3)2 + Cu(CO3)2
As2S5 + HNO3 + H2O = H3AsO4 + NO + S =>
3 As2S5 + 10 HNO3 + 4 H2O = 6 H3AsO4 + 10 NO + 15 S
Li3N1 + NH4NO = LiNO + (NH4)3N =>
Li3N1 + 3 NH4NO = 3 LiNO + (NH4)3N
Fe(OH)2 + Na2SO4 = NaOH + FeSO4 =>
Fe(OH)2 + Na2SO4 = 2 NaOH + FeSO4
C6H12O6(s) + KNO3 = CO2 + H2O + K2O + N2 =>
5 C6H12O6(s) + 24 KNO3 = 30 CO2 + 30 H2O + 12 K2O + 12 N2
C5H5(NO5)5 = CO2 + N2 + H2O + O2 =>
4 C5H5(NO5)5 = 20 CO2 + 10 N2 + 10 H2O + 25 O2
CH4(g) + HCl(g) + O2(g) = CCl4(g) + H2O(l) =>
CH4(g) + 4 HCl(g) + 2 O2(g) = CCl4(g) + 4 H2O(l)
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Cr2O7{2‒}(aq) + CH3CH2OH(g) + H{+}(aq) = Cr{3+}(aq) + CH3COOH(aq) + H2O(l) =>
2 Cr2O7{2‒}(aq) + 5 CH3CH2OH(g) + 8 H{+}(aq) = 4 Cr{3+}(aq) + 5 CH3COOH(aq) + 9 H2O(l)
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
NO2(g) + NaOH(aq) = NaNO3(aq) + NaNO2(aq) + H2O =>
2 NO2(g) + 2 NaOH(aq) = NaNO3(aq) + NaNO2(aq) + H2O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
KMnO4 + NaC2O4 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + H2O + CO2 =>
2 KMnO4 + 5 NaC2O4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 NaSO4 + 8 H2O + 10 CO2
C2H5OH(aq) + O2(g) = CO2(g) + H2O =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O
Cr2O7 + I = Cr + (IO3) =>
3 Cr2O7 + 7 I = 6 Cr + 7(IO3)
BaI2 = Ba + I =>
BaI2 = Ba + 2 I
C6H6 + O = CO2 + H2O =>
C6H6 + 15 O = 6 CO2 + 3 H2O
Na2S2O3 + KMnO4 + H2SO4 = Na2SO4 + MnS04 + K2SO4 + H2O =>
31 Na2S2O3 + 8 KMnO4 + 5 H2SO4 = 31 Na2SO4 + 8 MnS04 + 4 K2SO4 + 5 H2O
NH4Cl + KNO2 = KCl + NH4NO2 =>
NH4Cl + KNO2 = KCl + NH4NO2
ZnSO4 + FeCl3 = FeSO4 + ZnCl3 =>
ZnSO4 + FeCl3 = FeSO4 + ZnCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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