| Équations équilibrées la veille |
Pb(NO3)2 + 2 NaI = 2 NaNO3 + PbI2
C3H8O2 + CH3COOH = C23H8O2 + H2O =>
C3H8O2 + 10 CH3COOH = C23H8O2 + 20 H2O
NaOH + Al + H2O = NaAl(OH)4 + H24 =>
8 NaOH + 8 Al + 24 H2O = 8 NaAl(OH)4 + H24
Zn + Fe(NO3)5 = Zn(NO3)2 + Fe =>
5 Zn + 2 Fe(NO3)5 = 5 Zn(NO3)2 + 2 Fe
KNO2 + KCr2O7 + H2SO4 = KNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
7 KNO2 + 2 KCr2O7 + 7 H2SO4 = 7 KNO3 + 2 Cr2(SO4)3 + K2SO4 + 7 H2O
NaOH + NH4Cl + AgCl = Ag(NH3)2Cl + H2O + NaCl =>
2 NaOH + 2 NH4Cl + AgCl = Ag(NH3)2Cl + 2 H2O + 2 NaCl
Pb(NO3)2 + NaI = NaNO3 + PbI2 =>
Pb(NO3)2 + 2 NaI = 2 NaNO3 + PbI2
Li2ZnO2 + SO2 = ZnSO4 + Li =>
Li2ZnO2 + SO2 = ZnSO4 + 2 Li
Ba(NO3)2 + Na2(SO4) = Ba(SO4) + Na2(NO3)2 =>
Ba(NO3)2 + Na2(SO4) = Ba(SO4) + Na2(NO3)2
Ba(NO3)2 + SrCo3 = Sr(NO3)2 + BaCo3 =>
Ba(NO3)2 + SrCo3 = Sr(NO3)2 + BaCo3
Ce + Pb3O4 = CePb + O2 =>
3 Ce + Pb3O4 = 3 CePb + 2 O2
P + H2O = PO + H2 =>
P + H2O = PO + H2
AgN + KCl = KN + AgCl =>
AgN + KCl = KN + AgCl
PbO + Na = Na2PbO2 + Pb =>
2 PbO + 2 Na = Na2PbO2 + Pb
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
V2O5 + SO2 = V2O3 + SO3 =>
V2O5 + 2 SO2 = V2O3 + 2 SO3
SO2 + V2O5 = SO3 + V2O =>
4 SO2 + V2O5 = 4 SO3 + V2O
Ca(OH)2 + CH3CO2H = H2O + CaCH3 + CO2 =>
8 Ca(OH)2 + 9 CH3CO2H = 14 H2O + 8 CaCH3 + 10 CO2
C6H6O2N2 + O2 = CO2 + H2O + N2 =>
2 C6H6O2N2 + 13 O2 = 12 CO2 + 6 H2O + 2 N2
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
Cl2Fe + K2Cr2O7 + HCl = Cl3Fe + Cl3Cr + ClK + H2O =>
6 Cl2Fe + K2Cr2O7 + 14 HCl = 6 Cl3Fe + 2 Cl3Cr + 2 ClK + 7 H2O
C10CH2CH2 + O2 = CO2 + H2O =>
C10CH2CH2 + 13 O2 = 12 CO2 + 2 H2O
Au + O2 = AuO2 =>
Au + O2 = AuO2
C20H40 + CuO = H2O + CO2 + Cu2 =>
C20H40 + 60 CuO = 20 H2O + 20 CO2 + 30 Cu2
FeO + CaS = CaO + FeS =>
FeO + CaS = CaO + FeS
[Ag(NH3)2] + CO + H2O = NH4 + CO3 + Ag =>
2[Ag(NH3)2] + CO + 2 H2O = 4 NH4 + CO3 + 2 Ag
ZnBr2 + Pb(CH3COO2)2 = Zn(CH3COO2)2 + PbBr2 =>
ZnBr2 + Pb(CH3COO2)2 = Zn(CH3COO2)2 + PbBr2
Ba(HCO3)2 = BaO + CO2 + H2O =>
Ba(HCO3)2 = BaO + 2 CO2 + H2O
Ca + H2PO4 = Ca3(PO4)2 + PO + H2O =>
3 Ca + 3 H2PO4 = Ca3(PO4)2 + PO + 3 H2O
MgCO3 + H3BO3 = Mg(BO3)2 + H2 + CO3 =>
MgCO3 + 2 H3BO3 = Mg(BO3)2 + 3 H2 + CO3
CH3CH2CH2OH + NH3 = CH3CH2CH2NH2 + H2O =>
CH3CH2CH2OH + NH3 = CH3CH2CH2NH2 + H2O
Au + I = AuI2 =>
Au + 2 I = AuI2
Mn + CaCl2 = MnCl2 + Ca =>
Mn + CaCl2 = MnCl2 + Ca
SO2 + V2O5 = SO3 + VO =>
3 SO2 + V2O5 = 3 SO3 + 2 VO
Al + O2 + H2O = Al(OH)3 =>
4 Al + 3 O2 + 6 H2O = 4 Al(OH)3
SO2 + V2O5 = SO3 + VO =>
3 SO2 + V2O5 = 3 SO3 + 2 VO
HN2884 = H2 + N2 =>
2 HN2884 = H2 + 2884 N2
CH3COOH(aq) + NaHCO3(s) = CO2(g) + CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaHCO3(s) = CO2(g) + CH3COONa(aq) + H2O(l)
K2SO4 + Al = Al2(SO4)3 + K =>
3 K2SO4 + 2 Al = Al2(SO4)3 + 6 K
C2H7N = C2H4 + NH3 =>
C2H7N = C2H4 + NH3
Cu(CO3) + MgBr = CuBr + Mg(CO3) =>
Cu(CO3) + MgBr = CuBr + Mg(CO3)
NaOH(aq) + CuSO4(S) = Na2SO4(aq) + Cu(OH)2(S) =>
2 NaOH(aq) + CuSO4(S) = Na2SO4(aq) + Cu(OH)2(S)
Pb(CIO4)2 + NaI = PbI2 + NaCIO4 =>
Pb(CIO4)2 + 2 NaI = PbI2 + 2 NaCIO4
CaO + SO3 = CaO3 + SO2 =>
CaO + 2 SO3 = CaO3 + 2 SO2
Zn(SO4)2 + Pb(NO3)2 = Zn(NO3)2 + Pb(SO4)2 =>
Zn(SO4)2 + Pb(NO3)2 = Zn(NO3)2 + Pb(SO4)2
Pb3O4 + CH3COOH = PbO2 + Pb(CH3COO)2 + H2O =>
Pb3O4 + 4 CH3COOH = PbO2 + 2 Pb(CH3COO)2 + 2 H2O
Cu + KNO3 + H2SO4 = CuSO4 + NO + K2SO + H2O =>
6 Cu + 2 KNO3 + 7 H2SO4 = 6 CuSO4 + 2 NO + K2SO + 7 H2O
V2O5 + Na2S2O5 + NH3 + H2SO4 + H2O = NH4V(SO4)2(H2O)12 + Na2SO4 =>
V2O5 + Na2S2O5 + 2 NH3 + 3 H2SO4 + 22 H2O = 2 NH4V(SO4)2(H2O)12 + Na2SO4
H3PO4 + Zn = H2 + Zn(PO4)2 =>
2 H3PO4 + Zn = 3 H2 + Zn(PO4)2
Cl2 + AlCl3 + NaOH = NaOCl + Na{+} + H2O + AlCl4{-} =>
Cl2 + AlCl3 + 2 NaOH = NaOCl + Na{+} + H2O + AlCl4{-}
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Équations équilibrées sur01/09/25
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