| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2H4 + N2O4 = 3 N2 + 4 H2O
FeS2 + O2 + NaOH = FeOOH + Na2SO4 + H2O =>
4 FeS2 + 15 O2 + 16 NaOH = 4 FeOOH + 8 Na2SO4 + 6 H2O
NO3 = N2 + O2 =>
2 NO3 = N2 + 3 O2
Be(OH)2 + HBr = BeBr2 + H2O =>
Be(OH)2 + 2 HBr = BeBr2 + 2 H2O
FeO + Cl = FeCl + O =>
FeO + Cl = FeCl + O
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
ZnSO4 + Na2O = Na2SO4 + ZnO =>
ZnSO4 + Na2O = Na2SO4 + ZnO
Na4[Cd(OH)6] + H2SO4 = Cd(OH)2 + Na2SO4 + H2O =>
Na4[Cd(OH)6] + 2 H2SO4 = Cd(OH)2 + 2 Na2SO4 + 4 H2O
NaMnO4 + HCl = MnCl + NaCl + H2O + Cl =>
NaMnO4 + 8 HCl = MnCl + NaCl + 4 H2O + 6 Cl
MnO2 + Fe = Fe2O3 + Mn =>
3 MnO2 + 4 Fe = 2 Fe2O3 + 3 Mn
Ba(OH)2 + S2SO4 = S2(OH)2 + BaSO4 =>
Ba(OH)2 + S2SO4 = S2(OH)2 + BaSO4
Al + Ph = AlPh12 =>
Al + 12 Ph = AlPh12
SO2 + V2O5 = SO3 + V2O =>
4 SO2 + V2O5 = 4 SO3 + V2O
NaOH + Cr(HCO3)3 = NaHCO3 + Cr(OH)3 =>
3 NaOH + Cr(HCO3)3 = 3 NaHCO3 + Cr(OH)3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3NaNO3
Cu + KNO3 + NaHSO4 = CuSO4 + NO + H2O + K2SO4 + Na2SO4 =>
3 Cu + 2 KNO3 + 8 NaHSO4 = 3 CuSO4 + 2 NO + 4 H2O + K2SO4 + 4 Na2SO4
H3PO4(aq) + NaOH(l) = Na3PO4(aq) + H2O(g) =>
H3PO4(aq) + 3 NaOH(l) = Na3PO4(aq) + 3 H2O(g)
CO2 + H2O = C6H5CO2 + O2 =>
28 CO2 + 10 H2O = 4 C6H5CO2 + 29 O2
CaCO3 + HNO3 = CO2 + H2O + Ca(NO3)2 =>
CaCO3 + 2 HNO3 = CO2 + H2O + Ca(NO3)2
Au5 + Li3N = Au3N5 + Li =>
3 Au5 + 25 Li3N = 5 Au3N5 + 75 Li
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Bi + HNO3 + HCl = BiCl + H2O + NO =>
3 Bi + HNO3 + 3 HCl = 3 BiCl + 2 H2O + NO
NaOH + HNO2 = Na(NO2) + H2O =>
NaOH + HNO2 = Na(NO2) + H2O
SeF4 = Se + F2 =>
SeF4 = Se + 2 F2
HCl + H2O2 = HClO4 + H2 =>
HCl + 2 H2O2 = HClO4 + 2 H2
CuSO4 + KCN = Cu(CN)2 + K2SO4 =>
CuSO4 + 2 KCN = Cu(CN)2 + K2SO4
Na2NO2 + AgNO3 = Na2NO3 + AgNO2 =>
Na2NO2 + AgNO3 = Na2NO3 + AgNO2
C19H24N2 + C3H5CIO = C22H28N2O + HCI =>
C19H24N2 + C3H5CIO = C22H28N2O + HCI
Mg + C2 = Mg2C =>
4 Mg + C2 = 2 Mg2C
Na2SO4 + HCl = NaCl + NaHSO4 =>
Na2SO4 + HCl = NaCl + NaHSO4
BaCl2 + Al2(SO4)3 = Ba(SO4)3 + Al2Cl2 =>
BaCl2 + Al2(SO4)3 = Ba(SO4)3 + Al2Cl2
S2 = S =>
S2 = 2 S
NaOH(ac) + Al(s) = NaAlO(ac) + H2(g) =>
2 NaOH(ac) + 2 Al(s) = 2 NaAlO(ac) + H2(g)
H2SO4(aq) + Mg(OH)2 = MgSO4(aq) + H2O =>
H2SO4(aq) + Mg(OH)2 = MgSO4(aq) + 2 H2O
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
CH3CH2CH2NH2 + HNO2 = N2 + H2O + CH3CH2CH =>
CH3CH2CH2NH2 + HNO2 = N2 + 2 H2O + CH3CH2CH
Co(s) + HCl(aq) = CoCl2(aq) + H2 =>
Co(s) + 2 HCl(aq) = CoCl2(aq) + H2
Al + Cu2S = AlSCu2 =>
Al + Cu2S = AlSCu2
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
Rb2O + NaOH = RbOH + Na2O =>
Rb2O + 2 NaOH = 2 RbOH + Na2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O = =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeBr3 + Br = FeBr4 =>
FeBr3 + Br = FeBr4
CaF2 + Na2CO3 = CaCO3 + NaF =>
CaF2 + Na2CO3 = CaCO3 + 2 NaF
Na3PO4 + Al2O3 = Na3O3 + Al2PO4 =>
Na3PO4 + Al2O3 = Na3O3 + Al2PO4
Cu + BaCl2 = Ba + CuCl2 =>
Cu + BaCl2 = Ba + CuCl2
C3H6 + O2 = CO + H2O =>
C3H6 + 3 O2 = 3 CO + 3 H2O
HClBaCl2 = HCl2BaCl =>
HClBaCl2 = HCl2BaCl
C6H5CH3() + O2() = C6H5CO2H() + H2O(l) =>
2 C6H5CH3() + 3 O2() = 2 C6H5CO2H() + 2 H2O(l)
KMnO4 + MnSO4 + H2O = MnO2 + KHSO4 + H2SO4 =>
2 KMnO4 + 3 MnSO4 + 2 H2O = 5 MnO2 + 2 KHSO4 + H2SO4
H3PO4 + KCl = KH2PO4 + HCl =>
H3PO4 + KCl = KH2PO4 + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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