| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 KO2 + C2H4 = 3 K + 2 CO2 + 2 H2O
Fe + KClO4 = Fe947O1000 + KCl =>
947 Fe + 250 KClO4 = Fe947O1000 + 250 KCl
NaF + CuSO4 = NaSO4 + CuF =>
NaF + CuSO4 = NaSO4 + CuF
CaMnO3 + H2SO4 = MnSO4 + Ca(MnO4)2 + CaSO4 + H2O =>
5 CaMnO3 + 7 H2SO4 = 3 MnSO4 + Ca(MnO4)2 + 4 CaSO4 + 7 H2O
CoOH2 + NH3 = CoOH2NH3 =>
CoOH2 + NH3 = CoOH2NH3
MnSO4 + KMnO4 + H2O = MnO2 + K2SO4 + OH =>
MnSO4 + 2 KMnO4 + 2 H2O = 3 MnO2 + K2SO4 + 4 OH
C2H5OH + K2Cr2O7 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O + K2SO4 =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 7 H2O + K2SO4
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Au(s) + HCl(aq) + HNO3(aq) = AuCl3(aq) + NO(g) + H2O(l) =>
Au(s) + 3 HCl(aq) + HNO3(aq) = AuCl3(aq) + NO(g) + 2 H2O(l)
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2() =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2()
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AsO4 + AgNO3 = Ag3AsO4 + NO2 + O =>
AsO4 + 3 AgNO3 = Ag3AsO4 + 3 NO2 + 3 O
C9H9ClO + Br2 = C9H8ClBrO + HBr =>
C9H9ClO + Br2 = C9H8ClBrO + HBr
Mn(OH)2 + H2SO4 = Mn(SO4) + H2 + O =>
Mn(OH)2 + H2SO4 = Mn(SO4) + 2 H2 + 2 O
Pb5 + O2 = PbO =>
2 Pb5 + 5 O2 = 10 PbO
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
K2NaCo(NO2)6 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + MnSO4 + HNO3 + H2O =>
10 K2NaCo(NO2)6 + 22 KMnO4 + 58 H2SO4 = 21 K2SO4 + 5 Na2SO4 + 10 CoSO4 + 22 MnSO4 + 60 HNO3 + 28 H2O
MoO3 + NH3 = Mo2N + H2O + N2 =>
4 MoO3 + 8 NH3 = 2 Mo2N + 12 H2O + 3 N2
C6H5NH2 + C4H6O3 = C6H5NH(COCH3) + CH3COOH =>
C6H5NH2 + C4H6O3 = C6H5NH(COCH3) + CH3COOH
Al(s) + NaOH + H2O = NaAlO2 + H2 =>
2 Al(s) + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
CuCl4 + H2SO4 = CuSO4 + HCl + Cl =>
CuCl4 + H2SO4 = CuSO4 + 2 HCl + 2 Cl
NaOH + ZnCl3 = Zn(OH)3 + NaCl =>
3 NaOH + ZnCl3 = Zn(OH)3 + 3 NaCl
Co(NO3)2 + NaNO3 = Co(NO3) + Na(NO3)2 =>
Co(NO3)2 + NaNO3 = Co(NO3) + Na(NO3)2
La2(CO3)3 + H2SO4 = La2(SO4)3 + CO2 + H2O =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 CO2 + 3 H2O
Al + KNO3 + KOH = K[Al(OH)6] + NH3 + K2O =>
8 Al + 5 KNO3 + 63 KOH = 8 K[Al(OH)6] + 5 NH3 + 30 K2O
C4H9OH + KMnO4 + H2SO4 = C4H9COOH + K2SO4 + MnSO4 + H2O =>
25 C4H9OH + 16 KMnO4 + 24 H2SO4 = 20 C4H9COOH + 8 K2SO4 + 16 MnSO4 + 49 H2O
Fe2O3 + NH3 = Fe + HNO3 + H2O =>
4 Fe2O3 + 3 NH3 = 8 Fe + 3 HNO3 + 3 H2O
CH3H8 + O3 = CO2 + H2O =>
2 CH3H8 + 5 O3 = 2 CO2 + 11 H2O
NaNO3(g) + (NH4)2SO4(aq) = Na2SO4(aq) + H2O(l) + N2O(g) =>
2 NaNO3(g) + (NH4)2SO4(aq) = Na2SO4(aq) + 4 H2O(l) + 2 N2O(g)
NH2CONH2 + HNO3 = N2O + H2O + CO2 =>
NH2CONH2 + 2 HNO3 = 2 N2O + 3 H2O + CO2
K2OSiO2 + H3PO3 = K2HPO3 + H2OSiO2 =>
K2OSiO2 + H3PO3 = K2HPO3 + H2OSiO2
Co + AgNO3 = Ag + Co2NO3 =>
2 Co + AgNO3 = Ag + Co2NO3
Cl2 + CH4Cl = CCl + HCl =>
2 Cl2 + CH4Cl = CCl + 4 HCl
AgNO3 + Na2C2O4 = Ag2C2O4 + NaNO3 =>
2 AgNO3 + Na2C2O4 = Ag2C2O4 + 2 NaNO3
CaCl2 + K4Fe(CN)6 + NH4OH = KNH4CaFe(CN)6 + KCl + Ca(OH)2 =>
3 CaCl2 + 2 K4Fe(CN)6 + 2 NH4OH = 2 KNH4CaFe(CN)6 + 6 KCl + Ca(OH)2
CaCl2 + Na2S = CaS + NaCl =>
CaCl2 + Na2S = CaS + 2 NaCl
HCl + Mn(NO3)2 = HNO3 + MnCl2 =>
2 HCl + Mn(NO3)2 = 2 HNO3 + MnCl2
Co(NO3)2 + Na2S = Na(NO3) + CoS =>
Co(NO3)2 + Na2S = 2 Na(NO3) + CoS
C6H12O5S + O2 = CH4 + CO2 + SO2 =>
2 C6H12O5S + 3 O2 = 6 CH4 + 6 CO2 + 2 SO2
ZnCO3 + HCl = ZnCl2 + CO2 + H2O =>
ZnCO3 + 2 HCl = ZnCl2 + CO2 + H2O
LiMnO4 + LiCl + H2TeO4 = MnTeO4 + LiTeO4 + Cl2 + H2O =>
LiMnO4 + 2 LiCl + 4 H2TeO4 = MnTeO4 + 3 LiTeO4 + Cl2 + 4 H2O
BiBr3 + Mg = MgBr2 + Bi =>
2 BiBr3 + 3 Mg = 3 MgBr2 + 2 Bi
CH3COOH + NH4Cl = HCl + CH3COONH4 =>
CH3COOH + NH4Cl = HCl + CH3COONH4
CaO + Fe2O3 = Ca(FeO2)2 =>
CaO + Fe2O3 = Ca(FeO2)2
[Cu(NH3)4(H2O)2]{2+} + H2SO4 = CuSO4 + (NH4)2SO4 + H3O{+) =>
[Cu(NH3)4(H2O)2]{2+} + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O{+)
Al(OH)2(l) + HCl(aq) = AlCl2(aq) + H2O(l) =>
Al(OH)2(l) + 2 HCl(aq) = AlCl2(aq) + 2 H2O(l)
K2CrO4 + H2SO4 + K2SO3 = Cr2SO4 + K2SO4 + H2O =>
2 K2CrO4 + 3 H2SO4 + 5 K2SO3 = Cr2SO4 + 7 K2SO4 + 3 H2O
NaHO + CaBr2 = NaBr + Ca(OH)2 =>
2 NaHO + CaBr2 = 2 NaBr + Ca(OH)2
(Ti(OH)2(H2O)4)Cl2 + H2O2 = (Ti(O2)(H2O)4)Cl2 + H2O =>
(Ti(OH)2(H2O)4)Cl2 + H2O2 = (Ti(O2)(H2O)4)Cl2 + 2 H2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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