| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO2 + BaO = SO + BaO2
Pb(SO4)2 + Ca(OH)2 = Pb(OH)4 + CaSO4 =>
Pb(SO4)2 + 2 Ca(OH)2 = Pb(OH)4 + 2 CaSO4
VOSO4 + KMnO4 + H2SO4 = VO2SO4 + MnSO4 + H2O + KHSO4 =>
5 VOSO4 + 2 KMnO4 + 4 H2SO4 = 5 VO2SO4 + 2 MnSO4 + 3 H2O + 2 KHSO4
K + C2 = KC =>
2 K + C2 = 2 KC
H2Po4 + NaOH = Na2Po4 + H2O =>
H2Po4 + 2 NaOH = Na2Po4 + 2 H2O
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Na2SO3 + I2 + H2O = Na2SO4 + I{-} + H{+} =>
Na2SO3 + I2 + H2O = Na2SO4 + 2 I{-} + 2 H{+}
Pb(OH)2(cr) = PbO(cr) + H2O(l) =>
Pb(OH)2(cr) = PbO(cr) + H2O(l)
CH3CH2CHO + KMnO4 + H2O = CH3CH2COOH + MnO2 + KOH =>
3 CH3CH2CHO + 2 KMnO4 + H2O = 3 CH3CH2COOH + 2 MnO2 + 2 KOH
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
NaClO3 + KCl = KClO3 + NaCl =>
NaClO3 + KCl = KClO3 + NaCl
FeI3 + KOH = Fe(OH)3 + KI =>
FeI3 + 3 KOH = Fe(OH)3 + 3 KI
NH3 + HCl + O2 = NH4ClO3 =>
2 NH3 + 2 HCl + 3 O2 = 2 NH4ClO3
Na3VO4 + Zn + HCl = VOCl2 + NaCl + ZnCl + H2O =>
Na3VO4 + Zn + 6 HCl = VOCl2 + 3 NaCl + ZnCl + 3 H2O
Al7 + Cl3 = AlCl2 =>
3 Al7 + 14 Cl3 = 21 AlCl2
NH3 + H3BO3 = H2BO3 + NH4 =>
NH3 + H3BO3 = H2BO3 + NH4
NaClO3 + KCl = KClO3 + NaCl =>
NaClO3 + KCl = KClO3 + NaCl
HClO + (OH)Cu = (ClO)Cu + H2O =>
HClO + (OH)Cu = (ClO)Cu + H2O
Zn(CH3COO)2*2H2O + Cu(CH3COO)2*H2O = Zn98Cu2O100 + CO2 + CH4 + H2O =>
98 Zn(CH3COO)2*2H2O + 2 Cu(CH3COO)2*H2O = Zn98Cu2O100 + 200 CO2 + 200 CH4 + 98 H2O
CaO + O2 = CaO2 =>
2 CaO + O2 = 2 CaO2
K(s) + N2(s) = K3N(s) =>
6 K(s) + N2(s) = 2 K3N(s)
Cr2(SO4)3(ac) + (NH4)2CO3(ac) = (NH4)2SO4(s) + Cr2(CO3)3(g) =>
Cr2(SO4)3(ac) + 3(NH4)2CO3(ac) = 3(NH4)2SO4(s) + Cr2(CO3)3(g)
H3PO4 + NaCl = Na3PO4 + HCl =>
H3PO4 + 3 NaCl = Na3PO4 + 3 HCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CuSO4 + Mg = Cu + (SO4)2Mg =>
2 CuSO4 + Mg = 2 Cu + (SO4)2Mg
Al(NO3)3 + NH3 = NO2 + Al + H2O =>
7 Al(NO3)3 + 6 NH3 = 27 NO2 + 7 Al + 9 H2O
NH3 + H3PO3 = (NH4)3PO3 =>
3 NH3 + H3PO3 = (NH4)3PO3
Mg(OH)2 + NaCl = Na(OH)2 + MgCl =>
Mg(OH)2 + NaCl = Na(OH)2 + MgCl
(NH4)2CO3 + Ca(NO3)2 = (NO3)2CO3 + Ca(NH4)2 =>
(NH4)2CO3 + Ca(NO3)2 = (NO3)2CO3 + Ca(NH4)2
NiSO4 = Ni2S2 + O2 =>
2 NiSO4 = Ni2S2 + 4 O2
Cu(SO4) + Na = Na2(SO4) + Cu =>
Cu(SO4) + 2 Na = Na2(SO4) + Cu
Ba(OH)2 + O2 = H2O + BaO2 =>
2 Ba(OH)2 + O2 = 2 H2O + 2 BaO2
SnS + HNO3 = SnO2 + H2SO4 + NO + H2O =>
3 SnS + 10 HNO3 = 3 SnO2 + 3 H2SO4 + 10 NO + 2 H2O
ZnF2 + Mg = MgF2 + Zn =>
ZnF2 + Mg = MgF2 + Zn
Na2S + HCl(aq) = H2S(g) + NaCl(aq) =>
Na2S + 2 HCl(aq) = H2S(g) + 2 NaCl(aq)
C8H8O + KMnO4 = C8H8O2 + KMnO2 =>
2 C8H8O + KMnO4 = 2 C8H8O2 + KMnO2
NaI + CoCl2 = NaICoCl2 =>
NaI + CoCl2 = NaICoCl2
AgNO3(aq) + (NH4)2CO3(aq) = Ag2CO3(s) + (NH4)(NO3)(aq) =>
2 AgNO3(aq) + (NH4)2CO3(aq) = Ag2CO3(s) + 2(NH4)(NO3)(aq)
H3PO4 + NaCl = Na3PO4 + HCl =>
H3PO4 + 3 NaCl = Na3PO4 + 3 HCl
Ni(NO3)2 + C5H9NO2 + H2O = NiO + NH4(NO3)2 + CO2 =>
83 Ni(NO3)2 + 14 C5H9NO2 + 57 H2O = 83 NiO + 60 NH4(NO3)2 + 70 CO2
Cl2 + Mg3N2 = ClN + Mg =>
Cl2 + Mg3N2 = 2 ClN + 3 Mg
C4H6O3 + C3H8O = C5H10O2 + H2O =>
C4H6O3 + 2 C3H8O = 2 C5H10O2 + H2O
HBr + KNO3 + Fe(NO3)3 = (NO3)2 + FeBr2 + HK =>
4 HBr + 4 KNO3 + 2 Fe(NO3)3 = 5(NO3)2 + 2 FeBr2 + 4 HK
LiCl + Ag2SO4 = LiAg2 + ClSO4 =>
LiCl + Ag2SO4 = LiAg2 + ClSO4
Ba(NO3)2 + K3Fe(CN)6 = Ba3[Fe(CN)6]2 + KNO3 =>
3 Ba(NO3)2 + 2 K3Fe(CN)6 = Ba3[Fe(CN)6]2 + 6 KNO3
NaCl + BaSO4 = Na2SO4 + BaCl2 =>
2 NaCl + BaSO4 = Na2SO4 + BaCl2
Fe3O4 + H2SO4 = Fe2(SO4)3 + SO + H2O =>
4 Fe3O4 + 19 H2SO4 = 6 Fe2(SO4)3 + SO + 19 H2O
C6H5COOHOH + (CH3COO)2 = C6H5COOHCOOCH3 + CH3OOH =>
32 C6H5COOHOH + 3(CH3COO)2 = 26 C6H5COOHCOOCH3 + 2 CH3OOH
P(s) + HNO3(aq) = H3PO4(aq) + NO2(g) + H2O(l) =>
P(s) + 5 HNO3(aq) = H3PO4(aq) + 5 NO2(g) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/25/24
Équations équilibrées sur11/24/23
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