| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni + 2 HBr = NiBr2 + 2 H
N2H4(l) + O2(g) = NO(g) + H2O(g) =>
N2H4(l) + 2 O2(g) = 2 NO(g) + 2 H2O(g)
HSO4{-} + H2O = SO4{2-} + H3O{+} =>
HSO4{-} + H2O = SO4{2-} + H3O{+}
MgSO4(aq) + HCl(aq) = MgCl2 + H2SO4 =>
MgSO4(aq) + 2 HCl(aq) = MgCl2 + H2SO4
H + NaOH = Na3H2 + H2O =>
5 H + 3 NaOH = Na3H2 + 3 H2O
Co3O4 + ZnO + Fe2O4 = Co04Zn06Fe2O4 + O2 =>
4 Co3O4 + 18 ZnO + 3 Fe2O4 = 3 Co04Zn06Fe2O4 + 17 O2
Cu + NH4NO3 = Cu(NO3)2 + NH3 + H2O =>
4 Cu + 9 NH4NO3 = 4 Cu(NO3)2 + 10 NH3 + 3 H2O
MgCl2 + Sr = MgSr + Cl2 =>
MgCl2 + Sr = MgSr + Cl2
Na2CO3 + SbCl3 = Sb2(CO3)3 + NaCl =>
3 Na2CO3 + 2 SbCl3 = Sb2(CO3)3 + 6 NaCl
Na2Co3 + KOH = NaOH + K2Co3 =>
Na2Co3 + 2 KOH = 2 NaOH + K2Co3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
K2CrO7 + HCl = CrCl + KCl + Cl2 + H2O =>
2 K2CrO7 + 28 HCl = 2 CrCl + 4 KCl + 11 Cl2 + 14 H2O
C6H141 + O2 = CO2 + H2O =>
4 C6H141 + 165 O2 = 24 CO2 + 282 H2O
NH4NO3 + Cu = N2 + H2O + CuO =>
NH4NO3 + Cu = N2 + 2 H2O + CuO
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
CoCO3 + H3O = Co + CO2 + H2O =>
CoCO3 + 2 H3O = Co + CO2 + 3 H2O
MnSO4 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + Na2SO4 + NaNO3 + H2O =>
2 MnSO4 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 2 Na2SO4 + NaNO3 + 7 H2O
Ni + HBr = NiBr + H2 =>
2 Ni + 2 HBr = 2 NiBr + H2
CuSO4 + NaCrO4 = NaSO4 + CuCrO4 =>
CuSO4 + NaCrO4 = NaSO4 + CuCrO4
MgSO4(aq) + HCl(aq) = MgCl2(aq) + H2SO4(aq) =>
MgSO4(aq) + 2 HCl(aq) = MgCl2(aq) + H2SO4(aq)
NH4NO3 + Cu = N2 + H2O + CuO =>
NH4NO3 + Cu = N2 + 2 H2O + CuO
FeSO4 + Ca(OH)2 + O2 + H2O = Fe(OH)3 + CaSO4 =>
4 FeSO4 + 4 Ca(OH)2 + O2 + 2 H2O = 4 Fe(OH)3 + 4 CaSO4
(CH3COO)2Ba + H2O = CH3COOH + Ba(OH)2 =>
(CH3COO)2Ba + 2 H2O = 2 CH3COOH + Ba(OH)2
CsI = Cs + I2 =>
2 CsI = 2 Cs + I2
Ni + HBr = NiBr + H =>
Ni + HBr = NiBr + H
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + C2H6O2 = BiFeO3 + N2 + H2O + CO2 =>
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + 3 C2H6O2 = BiFeO3 + 3 N2 + 23 H2O + 6 CO2
SiO2(s) + C(s) = Si(s) + CO(g) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(g)
N2H4 + KClO = KNO2 + Cl2 + KCl + H2O =>
N2H4 + 6 KClO = 2 KNO2 + Cl2 + 4 KCl + 2 H2O
C10H15N + O2 = CO2 + H2O + N =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 4 N
CH3COOH + HCOONa = CH3COONa + H2O + CO2 =>
3 CH3COOH + 4 HCOONa = 4 CH3COONa + 2 H2O + 2 CO2
Mg + HNO{3} = MgNO{3} + H =>
Mg + HNO{3} = MgNO{3} + H
Zn + HgSO4 = ZnSO4 + Hg =>
Zn + HgSO4 = ZnSO4 + Hg
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuBr2(aq) + Li2CO3(aq) = CuCO3(s) + LiBr(aq) =>
CuBr2(aq) + Li2CO3(aq) = CuCO3(s) + 2 LiBr(aq)
Na2CO3 + K2CO3 + Nb2O5 = NaKNb2O6 + CO2 =>
Na2CO3 + K2CO3 + 2 Nb2O5 = 2 NaKNb2O6 + 2 CO2
CuSO4 + NH2CH2COOH + NaOH = Cu(NH2CH2COO)2 + Na2SO4 + H2O =>
CuSO4 + 2 NH2CH2COOH + 2 NaOH = Cu(NH2CH2COO)2 + Na2SO4 + 2 H2O
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
CuSO4 + NH2CH2COOH + NaOH = Cu(NH2CH2COO)2 + Na2SO4 + H2O =>
CuSO4 + 2 NH2CH2COOH + 2 NaOH = Cu(NH2CH2COO)2 + Na2SO4 + 2 H2O
C10H15N + O2 = CO2 + H2O + NO2 =>
4 C10H15N + 59 O2 = 40 CO2 + 30 H2O + 4 NO2
SiO2(s) + C(s) = Si + CO(g) =>
SiO2(s) + 2 C(s) = Si + 2 CO(g)
MnO4 + e + H{+} = Mn2 + H2O =>
2 MnO4 + 16e + 16 H{+} = Mn2 + 8 H2O
NiBr2 + K2S = NiS + BrK =>
NiBr2 + K2S = NiS + 2 BrK
Mg3N2 + H2O = Mg(OH)2 + NH3 = =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Fe + Cu(Cl)2 = Cu + Fe(Cl)2 =>
Fe + Cu(Cl)2 = Cu + Fe(Cl)2
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
H2Se + Ba(OH)2 = H2O + BaSe =>
H2Se + Ba(OH)2 = 2 H2O + BaSe
FeCl3 + (NH4)2S + H2O = Fe(OH)3 + H2S + NH4Cl =>
2 FeCl3 + 3(NH4)2S + 6 H2O = 2 Fe(OH)3 + 3 H2S + 6 NH4Cl
CH3CO2H + NaHCO3 = CH3CO2Na + CO2 + H2O =>
CH3CO2H + NaHCO3 = CH3CO2Na + CO2 + H2O
MnSO4 + HNO3 + NaBiO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O + H2SO4 =>
2 MnSO4 + 20 HNO3 + 5 NaBiO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O + 2 H2SO4
C3H4 + I2 = C3H4I2 =>
C3H4 + I2 = C3H4I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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