| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHS + H2O = H2S + NaOH
Cu + NH4NO3 = Cu(NO3)2 + NH3 + H2O =>
4 Cu + 9 NH4NO3 = 4 Cu(NO3)2 + 10 NH3 + 3 H2O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
(NH4)2Cr2O4 = NH3 + Cr2O3 + H2O =>
(NH4)2Cr2O4 = 2 NH3 + Cr2O3 + H2O
NaI(aq)PbNO(aq) = PbI(s)NaNO(aq) =>
NaI(aq)PbNO(aq) = PbI(s)NaNO(aq)
Al + Pb(NO3)2 + O2 = Al(NO3)2 + PbO2 =>
Al + Pb(NO3)2 + O2 = Al(NO3)2 + PbO2
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb{+2}{+} + SCN{-} = Pb(SCN)2 =>
Pb{+2}{+} + 2 SCN{-} = Pb(SCN)2
Se + HNO3 = SeO2 + H2O + NO =>
3 Se + 4 HNO3 = 3 SeO2 + 2 H2O + 4 NO
P + Br2 = P2Br5 =>
4 P + 5 Br2 = 2 P2Br5
Cu(NO3)2 + ammoniumsulfide = CuS + ammoniumnitrate =>
Cu(NO3)2 + (NH4)2S = CuS + 2 NH4NO3
K2Cr2O7 + H2SO4 + C2H6O = CrSO4 + K2SO2 + C2H4O2 + H2O =>
K2Cr2O7 + 3 H2SO4 + 3 C2H6O = 2 CrSO4 + K2SO2 + 3 C2H4O2 + 6 H2O
NKO3 + Cr2(SO4)3 + Na2(CO3) = KNO2 + NaCrO4 + Na2(SO4) + CO2 =>
4 NKO3 + Cr2(SO4)3 + 4 Na2(CO3) = 4 KNO2 + 2 NaCrO4 + 3 Na2(SO4) + 4 CO2
H{+} + Mn{2+} + NaBiO3 = Bi{3+} + MnO4{-} + Na{+} + H2O =>
14 H{+} + 2 Mn{2+} + 5 NaBiO3 = 5 Bi{3+} + 2 MnO4{-} + 5 Na{+} + 7 H2O
CH2(OH)CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
12 CH2(OH)CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 9 CH3CH2CH2COOH + 20 H2O
C6H12O4 + O = CO2 + H2O =>
C6H12O4 + 14 O = 6 CO2 + 6 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O = CaCO3 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Br2O3 + H2O = BrH + O4 =>
Br2O3 + H2O = 2 BrH + O4
Al2O3 + Ca(OH)2 = Ca3(AlO3)2 + H2O =>
Al2O3 + 3 Ca(OH)2 = Ca3(AlO3)2 + 3 H2O
Al(s) + H{+}(aq) = Al{3+}(aq) + H2(g) =>
2 Al(s) + 6 H{+}(aq) = 2 Al{3+}(aq) + 3 H2(g)
CH3CO2H + Al(OH)3 = CH3CO2OH + AlH3 =>
3 CH3CO2H + Al(OH)3 = 3 CH3CO2OH + AlH3
Ca(OH)2 + HF = CaF2 + H2O =>
Ca(OH)2 + 2 HF = CaF2 + 2 H2O
Cl + NaBr = NaCl + Br =>
Cl + NaBr = NaCl + Br
PbO2 + KOH = Pb(OH)2 + KO =>
PbO2 + 2 KOH = Pb(OH)2 + 2 KO
C6H5OH + C5H6Br3N = C6H3Br3O + C5H6BrN + HBr =>
C6H5OH + 3 C5H6Br3N = C6H3Br3O + 3 C5H6BrN + 3 HBr
Cr2O7 + H2O = Cr(OH)3 + OH =>
Cr2O7 + 7 H2O = 2 Cr(OH)3 + 8 OH
HNo3 + CaO = Ca(No3)2 + H2O =>
2 HNo3 + CaO = Ca(No3)2 + H2O
SO + H2O = SOH2O =>
SO + H2O = SOH2O
HNo3 + CaO = Ca(No3)2 + H2O =>
2 HNo3 + CaO = Ca(No3)2 + H2O
Al(OH)3 + H2CrO4 = AlOH(HCrO4)2 + H2O =>
Al(OH)3 + 2 H2CrO4 = AlOH(HCrO4)2 + 2 H2O
lead(ii)oxide + oxygen = lead(iv)oxide =>
2 PbO + O2 = 2 PbO2
Na2SiO3 + CO2 + H2O = H2SiO3 + NaHCO3 =>
Na2SiO3 + 2 CO2 + 2 H2O = H2SiO3 + 2 NaHCO3
NaSH + H2O = H3O + NaS =>
NaSH + H2O = H3O + NaS
Na + HNO3 = NaNO3 + N2 + H2O =>
10 Na + 12 HNO3 = 10 NaNO3 + N2 + 6 H2O
OsH6 + Ti2(CO3)2 = Os2(CO3)6 + TiH2 =>
2 OsH6 + 3 Ti2(CO3)2 = Os2(CO3)6 + 6 TiH2
Br2 + S{2-} + H2O = Br{-} + SO{2-}4 + H{+} =>
Br2 + S{2-} + H2O = 2 Br{-} + SO{2-}4 + 2 H{+}
C4H10 + Cl2 + O2 = CO2CCl4 + H2O =>
2 C4H10 + 8 Cl2 + 9 O2 = 4 CO2CCl4 + 10 H2O
Mg5(CO3)4(OH)24H2O + H = Mg + CO3 + H2O =>
Mg5(CO3)4(OH)24H2O + 24 H = 5 Mg + 4 CO3 + 25 H2O
R{-}SH{-}HS{-}R{-}NAD^{} = R{-}S{-}S{-}R{-}NADH<sub = </sub = =>
R{-}SH{-}HS{-}R{-}NAD^{} = R{-}S{-}S{-}R{-}NADH
H2SO4(aq)Al(OH)3 = H2OAl(OH)2(HSO4) =>
H2SO4(aq)Al(OH)3 = H2OAl(OH)2(HSO4)
BeF2 + Li3P = Be3P2 + LiF =>
3 BeF2 + 2 Li3P = Be3P2 + 6 LiF
Co(NO3)2*6H2O + C7H5FO3 = Co(C7H5FO3)2 + NO3 + H2O =>
Co(NO3)2*6H2O + 2 C7H5FO3 = Co(C7H5FO3)2 + 2 NO3 + 6 H2O
Fe2O3 + H2C2O4 + H2O = [Fe(C2O4)3] + H3O =>
Fe2O3 + 6 H2C2O4 + 3 H2O = 2[Fe(C2O4)3] + 6 H3O
HC3H5O2(aq)NaOH(aq) = H2O(l)NaC3H5O2(aq) =>
HC3H5O2(aq)NaOH(aq) = H2O(l)NaC3H5O2(aq)
H3AsO3 + Cu(OH)2 = Cu3(AsO3)2 + H2O =>
2 H3AsO3 + 3 Cu(OH)2 = Cu3(AsO3)2 + 6 H2O
NO + CrCl + HCl = CrCl3 + NH2OH =>
2 NO + 3 CrCl + 6 HCl = 3 CrCl3 + 2 NH2OH
MgHPO4 + HCl = Mg + Cl + H3PO4 =>
MgHPO4 + 2 HCl = Mg + 2 Cl + H3PO4
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O =>
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/08/24
Équations équilibrées sur06/07/23
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