| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaO + I2O5 = I2CaO6
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CaO + I2O5 = I2CaO6 =>
CaO + I2O5 = I2CaO6
H{+} + NO3{-} + Sn{2+} = NO2 + Sn{4+} + H2O =>
4 H{+} + 2 NO3{-} + Sn{2+} = 2 NO2 + Sn{4+} + 2 H2O
Fe + Pb(NO3)2 = Fe(NO3) + Pb =>
2 Fe + Pb(NO3)2 = 2 Fe(NO3) + Pb
K2CrO7 + HI + HCl = KCl + CrCl3 + I2 + H2O =>
2 K2CrO7 + 18 HI + 10 HCl = 4 KCl + 2 CrCl3 + 9 I2 + 14 H2O
Bi(NO3)3 + NaSnO2 + NaOH = Bi + Na2SnO3 + H2O + NaNO3 =>
Bi(NO3)3 + 3 NaSnO2 + 6 NaOH = Bi + 3 Na2SnO3 + 3 H2O + 3 NaNO3
Al + H2S04 = AlS + H =>
4 Al + H2S04 = 4 AlS + 2 H
SI4 + H2O = SO2 + HI =>
SI4 + 2 H2O = SO2 + 4 HI
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
Na2 + SiO3 + HF = NaF + H2O + SiF4 =>
Na2 + SiO3 + 6 HF = 2 NaF + 3 H2O + SiF4
K2Cr2O7 + HCl + H2S = S + KCl + CrCl3 + H2O =>
K2Cr2O7 + 8 HCl + 3 H2S = 3 S + 2 KCl + 2 CrCl3 + 7 H2O
Fe[OH]3 + HNO3 = Fe[NO3]3 + H2O =>
Fe[OH]3 + 3 HNO3 = Fe[NO3]3 + 3 H2O
Mn + HSbO3 = Mn(SbO3)2 + H2 =>
Mn + 2 HSbO3 = Mn(SbO3)2 + H2
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
Cl2 + Na2S2O3 + NaOH = Na2Cl + NaSO4 + H2O =>
5 Cl2 + 2 Na2S2O3 + 20 NaOH = 10 Na2Cl + 4 NaSO4 + 10 H2O
V = V{+5} + e =>
V = V{+5} + 5e
UO2(s) + HF(l) = UF4(g) + H2O(g) =>
UO2(s) + 4 HF(l) = UF4(g) + 2 H2O(g)
MnCO3 + FeSO4 + O2 + H2O = MnSO4 + Fe(OH)3 + CO2 =>
4 MnCO3 + 4 FeSO4 + O2 + 6 H2O = 4 MnSO4 + 4 Fe(OH)3 + 4 CO2
CaO + I2O5 = I2CaO6 =>
CaO + I2O5 = I2CaO6
Ca2 + Cl = CaCl2 =>
Ca2 + 4 Cl = 2 CaCl2
Pb(OH)2 + Hg2S = PbS + Hg2(OH)2 =>
Pb(OH)2 + Hg2S = PbS + Hg2(OH)2
KMnO4 + H3PO4 + As = HAsO3 + Mn3(PO4)2 + K3PO4 + H2P =>
3 KMnO4 + 18 H3PO4 + 24 As = 24 HAsO3 + Mn3(PO4)2 + K3PO4 + 15 H2P
Pb(NO3)2 + Cl = PbCl2 + NO3 =>
Pb(NO3)2 + 2 Cl = PbCl2 + 2 NO3
KCl + CO(NO3)2 = K(NO3)2 + COCl =>
KCl + CO(NO3)2 = K(NO3)2 + COCl
HF + Fe(OH)2 = FeOHF + H2O =>
HF + Fe(OH)2 = FeOHF + H2O
NaCr4O7 + AgNO3 = NaNO3 + AgCr4O7 =>
NaCr4O7 + AgNO3 = NaNO3 + AgCr4O7
CaO + I2O5 = I2CaO6 =>
CaO + I2O5 = I2CaO6
HSiCl3 + H2O = H2 + SiCl3O2 =>
2 HSiCl3 + 4 H2O = 5 H2 + 2 SiCl3O2
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
KOH(aq) + FeCl3 = Fe(OH)3 + KCl =>
3 KOH(aq) + FeCl3 = Fe(OH)3 + 3 KCl
Ca3(PO4)2 + H3O = Ca + H2O + H3PO4 =>
Ca3(PO4)2 + 6 H3O = 3 Ca + 6 H2O + 2 H3PO4
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
KI + BiI3 = K3Bi2I9 =>
3 KI + 2 BiI3 = K3Bi2I9
CH3COCH3 + S8 + NH2CONH2 = CH3CH2CSNH2 + H2O + CO2 =>
8 CH3COCH3 + S8 + 4 NH2CONH2 = 8 CH3CH2CSNH2 + 4 H2O + 4 CO2
HC2H3O2 + CuO = H2O + (C2H3O2)2Cu =>
2 HC2H3O2 + CuO = H2O + (C2H3O2)2Cu
C4H6O2 + O2 = CO + H2O =>
2 C4H6O2 + 5 O2 = 8 CO + 6 H2O
Ba + H2O = H2 + Ba2O =>
2 Ba + H2O = H2 + Ba2O
Cl2 + Na2S2O3 + NaOH = Na2Cl + NaSO4 + H2O =>
5 Cl2 + 2 Na2S2O3 + 20 NaOH = 10 Na2Cl + 4 NaSO4 + 10 H2O
Cr(OH)3 + Cl2O7 = CrO4 + ClO2 + H =>
3 Cr(OH)3 + Cl2O7 = 3 CrO4 + 2 ClO2 + 9 H
HgS + KNO3 = K2S + Hg(NO3)2 =>
HgS + 2 KNO3 = K2S + Hg(NO3)2
Na3AsO4(aq) + MgCl2(aq) = NaCl + Mg3(AsO4)2 =>
2 Na3AsO4(aq) + 3 MgCl2(aq) = 6 NaCl + Mg3(AsO4)2
Co(NO3)2(aq) + Na2HPO4(aq) = CoHPO4(s) + NaNO3(aq) =>
Co(NO3)2(aq) + Na2HPO4(aq) = CoHPO4(s) + 2 NaNO3(aq)
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
Fe + AgNO3 = Ag + FeN3O9 =>
Fe + 3 AgNO3 = 3 Ag + FeN3O9
XCH4 + H2O = XCO2 + H2 =>
XCH4 + 2 H2O = XCO2 + 4 H2
Ca + FeNo3 = Fe + CaNo3 =>
Ca + FeNo3 = Fe + CaNo3
NH3 + HF = NH4 + F =>
NH3 + HF = NH4 + F
NH4S + BaNO3 = NH4NO3 + BaS =>
NH4S + BaNO3 = NH4NO3 + BaS
(NH4)2C2O4 + CaCl2 = (NH4)Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2(NH4)Cl + CaC2O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/23
Équations équilibrées sur01/26/23
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