| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + (NH4)2Se = H2Se + 2 BrNH4
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
Cr + H2O = Cr(OH)2 + H2 =>
Cr + 2 H2O = Cr(OH)2 + H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH3O2 + O2 = HO2 + CH2O2 =>
CH3O2 + O2 = HO2 + CH2O2
Fe3 + S2 = Fe3S2 =>
Fe3 + S2 = Fe3S2
PbO2 + MrSO4 + H2SO4 = PbSO4 + HMrO4 + H2O =>
5 PbO2 + 2 MrSO4 + 3 H2SO4 = 5 PbSO4 + 2 HMrO4 + 2 H2O
N2 + CO = NCO =>
N2 + 2 CO = 2 NCO
N2O5 + NH4OH = NH4NO3 + H2O =>
N2O5 + 2 NH4OH = 2 NH4NO3 + H2O
Eu + CH3COOH = Eu(CH3COO)3 + H2 =>
2 Eu + 6 CH3COOH = 2 Eu(CH3COO)3 + 3 H2
C6H11COOH + HNO3 = HNO2 + H2O + CO2 =>
C6H11COOH + 18 HNO3 = 18 HNO2 + 6 H2O + 7 CO2
KI + KNO2 + H2SO4 = K2SO4 + I2 + NH3 + H2O =>
12 KI + 2 KNO2 + 7 H2SO4 = 7 K2SO4 + 6 I2 + 2 NH3 + 4 H2O
Ce2O3 + V2O5 = CeO2 + VO2 =>
Ce2O3 + V2O5 = 2 CeO2 + 2 VO2
Al(s) + NaOH(ag) + H2O(l) = NaAl(OH)4 + H2(g) =>
2 Al(s) + 2 NaOH(ag) + 6 H2O(l) = 2 NaAl(OH)4 + 3 H2(g)
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
C10H8O + C4H9I + NaOH = C14H16O + NaI + H2O =>
C10H8O + C4H9I + NaOH = C14H16O + NaI + H2O
K2Cr2O7 + H2SO4 + C2OH6 = Cr2(SO4)3 + H2O + C2OH4 + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 C2OH6 = Cr2(SO4)3 + 7 H2O + 3 C2OH4 + K2SO4
NiCl2(H2O)2 = NiCl2 + H2O =>
NiCl2(H2O)2 = NiCl2 + 2 H2O
C5H12O(l) + O2 = CO2 + H2O =>
2 C5H12O(l) + 15 O2 = 10 CO2 + 12 H2O
PbO2 + SO4 + H2 = PbSO4 + H2O =>
PbO2 + SO4 + 2 H2 = PbSO4 + 2 H2O
VO{2+} + Zn + H{+} = V{3+} + Zn{2+} + H2O =>
2 VO{2+} + Zn + 4 H{+} = 2 V{3+} + Zn{2+} + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NiCl2 + HC2H3O2 = Ni(C2H3O2)2 + HCl =>
NiCl2 + 2 HC2H3O2 = Ni(C2H3O2)2 + 2 HCl
Na2S + SO2 = Na2SO3 + S =>
2 Na2S + 3 SO2 = 2 Na2SO3 + 3 S
WO3 + H = W + H2O =>
WO3 + 6 H = W + 3 H2O
PbO2 + NaOH + NaCrO2 = H2O + Na2CrO4 + Na2PbO2 =>
3 PbO2 + 8 NaOH + 2 NaCrO2 = 4 H2O + 2 Na2CrO4 + 3 Na2PbO2
NbO + Al = Nb + Al2O3 =>
3 NbO + 2 Al = 3 Nb + Al2O3
H2SO4 + C6H12O6 = CO2 + H2O + SO2 =>
12 H2SO4 + C6H12O6 = 6 CO2 + 18 H2O + 12 SO2
Na2WO4 + FeSO4 + H2SO4 = WO2 + Fe2(SO4)3 + Na2SO4 + H2O =>
Na2WO4 + 2 FeSO4 + 2 H2SO4 = WO2 + Fe2(SO4)3 + Na2SO4 + 2 H2O
Cl + KF = ClF + K =>
Cl + KF = ClF + K
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaI + Cl = NaCl + I2 =>
2 NaI + 2 Cl = 2 NaCl + I2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SO3S{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
SO3S{2-} + 4 Cl2 + 10 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H2O
Fe + HMnO4 = Fe2O3 + MnO + H2O =>
10 Fe + 6 HMnO4 = 5 Fe2O3 + 6 MnO + 3 H2O
C8H12 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
35 C8H12 + 68 KMnO4 + 102 H2SO4 = 40 C6H5COOH + 68 MnSO4 + 34 K2SO4 + 192 H2O
CuFeS4 + O2 = Cu2S + Fe2O3 + SO2 =>
4 CuFeS4 + 17 O2 = 2 Cu2S + 2 Fe2O3 + 14 SO2
KI + Fe2(SO4)3 = I2 + Fe(SO4) + K2(SO4) =>
2 KI + Fe2(SO4)3 = I2 + 2 Fe(SO4) + K2(SO4)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Sr(NO3)2 + Al(NO3)3*9H2O + CO(NH2)2 = SrAl2O4 + H2O + CO2 + N2 =>
3 Sr(NO3)2 + 6 Al(NO3)3*9H2O + 20 CO(NH2)2 = 3 SrAl2O4 + 94 H2O + 20 CO2 + 32 N2
U3O8 + F2 = UF6 + O2 =>
U3O8 + 9 F2 = 3 UF6 + 4 O2
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
C5H6N + H2O = C5H5N + H3O =>
C5H6N + H2O = C5H5N + H3O
AgNO3 + H25 = Ag25 + HNO3 =>
25 AgNO3 + H25 = Ag25 + 25 HNO3
P + H2O2 = P2O5 + H2 =>
4 P + 5 H2O2 = 2 P2O5 + 5 H2
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l) =>
NH4OH(aq) + HClO4(aq) = NH4ClO4(aq) + H2O(l)
ClO + H2O = HClO2 + HCl =>
4 ClO + 2 H2O = 3 HClO2 + HCl
N2 + Br2 = N2Br3 =>
2 N2 + 3 Br2 = 2 N2Br3
KIO3 + Cl2 + K(OH) = KIO4 + KCl + H2O =>
KIO3 + Cl2 + 2 K(OH) = KIO4 + 2 KCl + H2O
Ca(NO2)2 + H2SO4 = CaSO4 + NO + NO2 + H2O =>
Ca(NO2)2 + H2SO4 = CaSO4 + NO + NO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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