| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H4P2O7 + 2 Fe(OH)2 = Fe2(H2P2O7)2 + 4 H2O
Fe + (NH4)2CO3 = (NH4)2Fe + CO3 =>
Fe + (NH4)2CO3 = (NH4)2Fe + CO3
Li2(CO)3 + BaBr2 = LiBr + Ba(CO)3 =>
Li2(CO)3 + BaBr2 = 2 LiBr + Ba(CO)3
C7H16 + O12 = CO + H2O =>
4 C7H16 + 5 O12 = 28 CO + 32 H2O
H2SeO3 + BaCO3 = BaSeO3 + H2O + CO2 =>
H2SeO3 + BaCO3 = BaSeO3 + H2O + CO2
K2SO4 + MgF2 = KF + MgSO4 =>
K2SO4 + MgF2 = 2 KF + MgSO4
CoN2O12H12 + FeN2O18H18 + C2H5NO2 = CoFe2O4 + N2 + H2O + CO2 =>
9 CoN2O12H12 + 18 FeN2O18H18 + 40 C2H5NO2 = 9 CoFe2O4 + 47 N2 + 316 H2O + 80 CO2
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
Ba3(PO4)2 + Ca(NO3)2 = Ca3(PO4)2 + Ba(NO3)2 =>
Ba3(PO4)2 + 3 Ca(NO3)2 = Ca3(PO4)2 + 3 Ba(NO3)2
K + Al + SO4 + H2O = KAl(SO4)2*12H2O =>
K + Al + 2 SO4 + 12 H2O = KAl(SO4)2*12H2O
Fe2O3 + KI + H2SO4 = FeI2 + I2 + K2SO4 + H2O =>
Fe2O3 + 6 KI + 3 H2SO4 = 2 FeI2 + I2 + 3 K2SO4 + 3 H2O
Zn + K3[Fe(CN)6] = Zn3[Fe(CN)6]2(s) + K =>
3 Zn + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2(s) + 6 K
(NH4)2Cr2O7 = Cr2O3 + H2O + N2 =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O + N2
NH3 + Na2S2O8 + NaOH = Na2SO4 + N2O + H2O =>
2 NH3 + 4 Na2S2O8 + 8 NaOH = 8 Na2SO4 + N2O + 7 H2O
Mg(OH)2 + Zn(NO3)2 = Mg(NO3)2 + Zn(OH)2 =>
Mg(OH)2 + Zn(NO3)2 = Mg(NO3)2 + Zn(OH)2
PH3 + KMnO4 = K3PO4 + MnO2 + H2O + KH2PO3 =>
4 PH3 + 10 KMnO4 = 3 K3PO4 + 10 MnO2 + 5 H2O + KH2PO3
Na2SO4 + KCl = NaCl + K2SO4 =>
Na2SO4 + 2 KCl = 2 NaCl + K2SO4
PCl3 + NH3 + H2O = NH4Cl + (NH4)2HPO3 =>
PCl3 + 5 NH3 + 3 H2O = 3 NH4Cl + (NH4)2HPO3
Na3PO4 + CaCO3 = Na3CO3 + CaPO4 =>
Na3PO4 + CaCO3 = Na3CO3 + CaPO4
K2Cr2O7 + NaSO3 + H2SO4 = Cr2(SO4)3 + KSO4NaSO4 + H2O =>
K2Cr2O7 + 2 NaSO3 + 5 H2SO4 = Cr2(SO4)3 + 2 KSO4NaSO4 + 5 H2O
Pb(NO3)2 + K4Fe(CN)6 = Pb(Fe(CN)6)2 + K4(NO3) =>
Pb(NO3)2 + 2 K4Fe(CN)6 = Pb(Fe(CN)6)2 + 2 K4(NO3)
SrBr2(aq) + (NH4)2Co3(aq) = SrCo3(aq) + NH4Br(aq) =>
SrBr2(aq) + (NH4)2Co3(aq) = SrCo3(aq) + 2 NH4Br(aq)
SrH + H2O = Sr(OH)2 + H2 =>
2 SrH + 4 H2O = 2 Sr(OH)2 + 3 H2
Cu(OH)2 + CH3COOH = Cu + CO2 + H2 =>
Cu(OH)2 + CH3COOH = Cu + 2 CO2 + 3 H2
C2H2 + CO2 = C3H2O2 =>
C2H2 + CO2 = C3H2O2
Co3O4 + H2SO4 = CoSO4 + O2 + H2O =>
2 Co3O4 + 6 H2SO4 = 6 CoSO4 + O2 + 6 H2O
C8H22 + O2 = CO2 + H2O =>
2 C8H22 + 27 O2 = 16 CO2 + 22 H2O
CrO + NaOH + H2O = Na[Cr(OH)3] =>
CrO + NaOH + H2O = Na[Cr(OH)3]
MgCl + H2O = HCl + MgOH =>
MgCl + H2O = HCl + MgOH
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
KBrO3 = KBr + KBrO4 =>
4 KBrO3 = KBr + 3 KBrO4
Pb2 + I2 = PbI =>
Pb2 + I2 = 2 PbI
CH3CH2CN + H2O + HCl = CH3CH2COOH + NH4Cl =>
CH3CH2CN + 2 H2O + HCl = CH3CH2COOH + NH4Cl
PbO2 + Na3CrO3 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
3 PbO2 + 2 Na3CrO3 + 4 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 2 H2O
BaO + CuCl2 = CuO + BaCl2 =>
BaO + CuCl2 = CuO + BaCl2
Br2 + Li = BrLi2 =>
Br2 + 4 Li = 2 BrLi2
Ni + Br2 = NiBr =>
2 Ni + Br2 = 2 NiBr
H2SeO4 + KOH = H2O + KO + Se =>
H2SeO4 + 6 KOH = 4 H2O + 6 KO + Se
Sn(s) + I2(s) = SnI =>
2 Sn(s) + I2(s) = 2 SnI
Al + HCl(aq) = AlCl3 + H2 =>
2 Al + 6 HCl(aq) = 2 AlCl3 + 3 H2
Cu(NO{-}3){-}2 + NaOH = Cu(OH){-}2 + NaNO{-}3 =>
Cu(NO{-}3){-}2 + NaOH = Cu(OH){-}2 + NaNO{-}3
ZnO + Li = O2 + LiZn =>
2 ZnO + 2 Li = O2 + 2 LiZn
Na2CO3 + CH3CO2H = CH3CO2Na + CO3 + H2O =>
6 Na2CO3 + 11 CH3CO2H = 12 CH3CO2Na + 4 CO3 + 4 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Na3PO4(aq) + CaCl2(aq) = NaCl(aq) + Ca3(PO4)2(s) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = 6 NaCl(aq) + Ca3(PO4)2(s)
Ba(ClO4)2 + K2CO3 = K2(ClO4) + Ba(CO3)2 =>
Ba(ClO4)2 + 2 K2CO3 = 2 K2(ClO4) + Ba(CO3)2
NH4NO3 + HCl2 = NH4Cl2 + HNO3 =>
NH4NO3 + HCl2 = NH4Cl2 + HNO3
F(OH)3 + HNO3 = F(NO3)3 + H2O =>
F(OH)3 + 3 HNO3 = F(NO3)3 + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Pb(CH3CO2)2 + Na2CO3 = PbCO3 + CH3CO2Na =>
Pb(CH3CO2)2 + Na2CO3 = PbCO3 + 2 CH3CO2Na
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Équations équilibrées sur12/10/24
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