| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Se + 8 NaOH = 3 Na2Se + Na2SeO4 + 4 H2O
K3PO4(aq) + HNO3(aq) = KNO3(aq) + H3PO4(aq) =>
K3PO4(aq) + 3 HNO3(aq) = 3 KNO3(aq) + H3PO4(aq)
HC8H5KO4 + NaOH = H2O + NaC8H5KO4 =>
HC8H5KO4 + NaOH = H2O + NaC8H5KO4
CH3COOH + HNO3 = CH3CONO3 + H2O =>
CH3COOH + HNO3 = CH3CONO3 + H2O
(VO3)2SO4 + NaOH = NaVO3 + H2O + O2 + Na2SO4 =>
(VO3)2SO4 + 4 NaOH = 2 NaVO3 + 2 H2O + O2 + Na2SO4
Rb + HNO3 = Rb(NO3)2 + NO2 + H2O =>
Rb + 4 HNO3 = Rb(NO3)2 + 2 NO2 + 2 H2O
As2O3 + MnO4{-2} + H{+} + H2O = H3AsO4 + Mn{+2} =>
As2O3 + MnO4{-2} + 4 H{+} + H2O = 2 H3AsO4 + Mn{+2}
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
Li2CO3(s) + MoBr6(s) = Mo(CO3)3(aq) + LiBr(s) =>
3 Li2CO3(s) + MoBr6(s) = Mo(CO3)3(aq) + 6 LiBr(s)
NH4NO3 = NH2O + O =>
NH4NO3 = 2 NH2O + O
Cu2S(s) + O2(s) = Cu(g) + SO2(g) =>
Cu2S(s) + O2(s) = 2 Cu(g) + SO2(g)
Mg(s) + AgNO3(aq) = Mg(NO3)2(aq) + Ag(aq) =>
Mg(s) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 Ag(aq)
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
SO2 + HNO2 = S + NO2 + H2O =>
SO2 + 4 HNO2 = S + 4 NO2 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
SnSO4 + MnO2 + H2SO4 = Sn(SO4)2 + MnSO4 + H2O =>
SnSO4 + MnO2 + 2 H2SO4 = Sn(SO4)2 + MnSO4 + 2 H2O
CaCO3 + MgSO4 = Ca2SO4 + Mg(CO3)2 =>
2 CaCO3 + MgSO4 = Ca2SO4 + Mg(CO3)2
H2CO3 + NaNO3 = Na2CO3 + HNO3 =>
H2CO3 + 2 NaNO3 = Na2CO3 + 2 HNO3
Na2(CO3)(aq) + CaCl2(aq) = Ca(CO3) + NaCl =>
Na2(CO3)(aq) + CaCl2(aq) = Ca(CO3) + 2 NaCl
NaCH3COO*HCl = NaCl + CH3COOH =>
NaCH3COO*HCl = NaCl + CH3COOH
Fe(NO3)3 + Na2HPO4 + KSCN = Na2SCN{+} + KNO3 + Fe{3+} + HPO4{2-} =>
Fe(NO3)3 + 3 Na2HPO4 + 3 KSCN = 3 Na2SCN{+} + 3 KNO3 + Fe{3+} + 3 HPO4{2-}
Mg + Cu3P = Mg3P2 + Cu3 =>
3 Mg + 2 Cu3P = Mg3P2 + 2 Cu3
Fe(NO3)3 + NH4OH = Fe(OH)3(aq) + NH4NO3(aq) =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3(aq) + 3 NH4NO3(aq)
Na2(CO3)2 + Fe2(SO4)3 = Na2(SO4)2 + Fe2(CO3)3 =>
3 Na2(CO3)2 + 2 Fe2(SO4)3 = 3 Na2(SO4)2 + 2 Fe2(CO3)3
NiCl2(aq) + Cu(s) = CuCl2 + Ni =>
NiCl2(aq) + Cu(s) = CuCl2 + Ni
Ba(OH)2 + P2O5 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + P2O5 = Ba3(PO4)2 + 3 H2O
NaHCO3(aq) + NaOH(aq) = Na2CO3 + H2O =>
NaHCO3(aq) + NaOH(aq) = Na2CO3 + H2O
NaOH + CH3CH2CH2COOH = HOCH2CH2CH2COONa + H2 =>
NaOH + CH3CH2CH2COOH = HOCH2CH2CH2COONa + H2
CuCl2 + HCl = HCuCl3 =>
CuCl2 + HCl = HCuCl3
(NH4)3(PO4) + BaCl2 = Ba3(PO4)2 + (NH4)Cl =>
2(NH4)3(PO4) + 3 BaCl2 = Ba3(PO4)2 + 6(NH4)Cl
SiO2 + (MgOH)2SO4 = Mg2(SiO4) + MgSO4 + H2O =>
SiO2 + 2(MgOH)2SO4 = Mg2(SiO4) + 2 MgSO4 + 2 H2O
Cu6 + S6 = CuS =>
Cu6 + S6 = 6 CuS
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
C8H9O2N + O = NO2 + CO2 + H2O =>
2 C8H9O2N + 41 O = 2 NO2 + 16 CO2 + 9 H2O
I2(s) + H2O(l) = IH2O =>
I2(s) + 2 H2O(l) = 2 IH2O
NaHCO3 + NH4NO3 = NaNO3 + CO2 + NH3 + H2O =>
NaHCO3 + NH4NO3 = NaNO3 + CO2 + NH3 + H2O
Al(s) + H2O(l) = H2(g) + Al(OH)3(s) =>
2 Al(s) + 6 H2O(l) = 3 H2(g) + 2 Al(OH)3(s)
Fe(NO3)3 + (NH4)2S = (NH4)(NO3) + Fe2S3 =>
2 Fe(NO3)3 + 3(NH4)2S = 6(NH4)(NO3) + Fe2S3
FeCl3 + H2S + HNO3 = Fe(NO3)2 + S + HCl =>
2 FeCl3 + H2S + 4 HNO3 = 2 Fe(NO3)2 + S + 6 HCl
Cl{-} + (H3O){+} + (Cr2O7){2-} = H2O + Cl2 + Cr{3+} =>
6 Cl{-} + 14(H3O){+} + (Cr2O7){2-} = 21 H2O + 3 Cl2 + 2 Cr{3+}
Zn(OH)2 = Zn + OH =>
Zn(OH)2 = Zn + 2 OH
Fe(OH)3 + H2SO4 = Fe + SO4 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = 2 Fe + 3 SO4 + 6 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Co(I)3 + Pb(NO3)2 = Co(NO3)3 + Pb(I)2 =>
2 Co(I)3 + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 Pb(I)2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Mn(OH)2 + Cl2 + KOH = H2MnO3 + KCl + H2O =>
Mn(OH)2 + Cl2 + 2 KOH = H2MnO3 + 2 KCl + H2O
P4(s) + CuSO4(l) + H2O(l) = H2SO4(l) + H3PO4(g) + Cu(s) =>
P4(s) + 10 CuSO4(l) + 16 H2O(l) = 10 H2SO4(l) + 4 H3PO4(g) + 10 Cu(s)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuSO4 + NH3 = [Cu(NH3)4]SO4(aq) =>
CuSO4 + 4 NH3 = [Cu(NH3)4]SO4(aq)
Ca(HCO3)2 + Na2CO3 = CaCO3 + Na2(HCO3)2 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + Na2(HCO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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