| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3 + PO4 + 3 Ca(NO3)2 = 6 NaNO3 + Ca3PO4
H2SO4 + K2Cr2O7 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
4 H2SO4 + K2Cr2O7 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
Mn + H2O = MnO(OH) + H =>
Mn + 2 H2O = MnO(OH) + 3 H
C6H5O7{-3} + H3O{+} = HC6H5O7{-2} + H2O =>
C6H5O7{-3} + H3O{+} = HC6H5O7{-2} + H2O
H2C2O4 = CO + CO2 + H2O =>
H2C2O4 = CO + CO2 + H2O
Na + O = NaO =>
Na + O = NaO
CH3COOH + O2(g) = CO2(g) + H2O =>
CH3COOH + 2 O2(g) = 2 CO2(g) + 2 H2O
H2SO4 + KMnO4 + Fe(NO3)2 = MnSO4 + Fe2(SO4)3 + Fe(NO3)3 + KNO3 + H2O =>
4 H2SO4 + KMnO4 + 5 Fe(NO3)2 = MnSO4 + Fe2(SO4)3 + 3 Fe(NO3)3 + KNO3 + 4 H2O
Cr(NO3)3 + NaOH = Cr(OH)3 + NaNO3 =>
Cr(NO3)3 + 3 NaOH = Cr(OH)3 + 3 NaNO3
CH3COOH + O2(g) = CO2 + H2O =>
CH3COOH + 2 O2(g) = 2 CO2 + 2 H2O
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
Bi + O2 = Bi2O3 =>
4 Bi + 3 O2 = 2 Bi2O3
Zn(s) + CuBr3(aq) = ZnBr(s) + Cu(s) =>
3 Zn(s) + CuBr3(aq) = 3 ZnBr(s) + Cu(s)
N2 + CaO = NO + Ca =>
N2 + 2 CaO = 2 NO + 2 Ca
Rb2S(aq) + CuI2(aq) = RbI(aq) + CuS(s) =>
Rb2S(aq) + CuI2(aq) = 2 RbI(aq) + CuS(s)
La2O3 + CrO3 = LaCrO3 + O2 =>
2 La2O3 + 4 CrO3 = 4 LaCrO3 + 3 O2
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
Zn(s) + CuBr3(aq) = ZnBr(s) + Cu(s) =>
3 Zn(s) + CuBr3(aq) = 3 ZnBr(s) + Cu(s)
H2SeO3 + HClO4 = HCl + H2SeO4 =>
4 H2SeO3 + HClO4 = HCl + 4 H2SeO4
Pb(NO3)2 = PbO + NO2 + O =>
Pb(NO3)2 = PbO + 2 NO2 + O
HCl2 + Na2SO4 = NaCl2 + H2SO4 =>
2 HCl2 + Na2SO4 = 2 NaCl2 + H2SO4
CO2 + NH3 = NH2CONH2 + H2O =>
CO2 + 2 NH3 = NH2CONH2 + H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
K3PO4 + Sr(NO3)2 = Sr3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Sr(NO3)2 = Sr3(PO4)2 + 6 KNO3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
NaI + HCl = NaCl + HI =>
NaI + HCl = NaCl + HI
Fe + Hg = Fe2Hg =>
2 Fe + Hg = Fe2Hg
Pb + P4 = Pb3P2 =>
6 Pb + P4 = 2 Pb3P2
Zn(s) + CuBr3(aq) = ZnBr(s) + Cu(s) =>
3 Zn(s) + CuBr3(aq) = 3 ZnBr(s) + Cu(s)
Cr2O3 + NO3 = Cr2O7 + NO2 =>
Cr2O3 + 4 NO3 = Cr2O7 + 4 NO2
Na2CO3 + CH3COOH + H2O = CH3COONa*3H2O + CO2 =>
Na2CO3 + 2 CH3COOH + 5 H2O = 2 CH3COONa*3H2O + CO2
Mg + S = MgS =>
Mg + S = MgS
Zn + CuOH = Cu + Zn(OH) =>
Zn + CuOH = Cu + Zn(OH)
Ac2O3 + H2SO4 = Ac2(SO4)3 + H2O =>
Ac2O3 + 3 H2SO4 = Ac2(SO4)3 + 3 H2O
C + O = CO =>
C + O = CO
Zn + Zn(NO3)2 = Zn2(NO3)2 =>
Zn + Zn(NO3)2 = Zn2(NO3)2
H3 + PO4 + KOH = K3PO4 + H2O =>
H3 + PO4 + 3 KOH = K3PO4 + 3 H2O
C10H9 + H2 = C11H18 =>
22 C10H9 + 81 H2 = 20 C11H18
H3(PO4) + NH3 = (NH4)3PO4 =>
H3(PO4) + 3 NH3 = (NH4)3PO4
Zn(s) + CuBr3(aq) = ZnBr(s) + Cu(s) =>
3 Zn(s) + CuBr3(aq) = 3 ZnBr(s) + Cu(s)
Ca(NO3)2 + HCl + Cd + H{+} = Ca{2+} + NO + CdCl2 + H2O =>
Ca(NO3)2 + 6 HCl + 3 Cd + 2 H{+} = Ca{2+} + 2 NO + 3 CdCl2 + 4 H2O
NH3Cl + NH3 = NH4Cl + NH =>
2 NH3Cl + NH3 = 2 NH4Cl + NH
Fe3(PO4)2 + Zn = Zn(PO4) + Fe =>
Fe3(PO4)2 + 2 Zn = 2 Zn(PO4) + 3 Fe
N2O5 + NH3 = N2 + H2O =>
3 N2O5 + 10 NH3 = 8 N2 + 15 H2O
Al2O3(H2O)3 + NaOH = H2O + NaAlO2 =>
Al2O3(H2O)3 + 2 NaOH = 4 H2O + 2 NaAlO2
Pb(NO3)2 + HCl = PbCl2 + H(NO3) =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 H(NO3)
Cu + CO3 = CuCO3 =>
Cu + CO3 = CuCO3
HSO4 + ClO = HClO + SO4 =>
HSO4 + ClO = HClO + SO4
CH3COOH + O2(g) = CO2 + H2O =>
CH3COOH + 2 O2(g) = 2 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/09/24
Équations équilibrées sur08/08/23
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