| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCrO4 + 2 HNO3 = Ba(NO3)2 + CrO3 + H2O
NO2 + Na2S2O3 = NaNO3 + S + O2 =>
4 NO2 + 2 Na2S2O3 = 4 NaNO3 + 4 S + O2
KC4H5O6 + NaClO3 = KClO3 + NaC4H5O6 =>
KC4H5O6 + NaClO3 = KClO3 + NaC4H5O6
C6H5NO2 + NaOH = C6NO2H4Na + H2O =>
C6H5NO2 + NaOH = C6NO2H4Na + H2O
Na2C2O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + CO2 + H2O =>
5 Na2C2O4 + 4 KMnO4 + 16 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 NaSO4 + 10 CO2 + 16 H2O
(HCO3) + Na(OH) = NaCO3 + H2O =>
(HCO3) + Na(OH) = NaCO3 + H2O
NH4OH + CuSO4 = NH3SO4 + Cu + H2O =>
NH4OH + CuSO4 = NH3SO4 + Cu + H2O
C63H12 + O2 = CO2 + H2O =>
C63H12 + 66 O2 = 63 CO2 + 6 H2O
K(CN) + H2(SO4) = HCN + K2SO4 =>
2 K(CN) + H2(SO4) = 2 HCN + K2SO4
HgCl + O2 = HgO + Cl2 =>
2 HgCl + O2 = 2 HgO + Cl2
KI + H2SO4 = K2SO4 + H2S + I + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + H2S + 8 I + 4 H2O
C3H8 + CO2 = H2O + C =>
C3H8 + 2 CO2 = 4 H2O + 5 C
O2 + ZnS = Zn + OS =>
O2 + 2 ZnS = 2 Zn + 2 OS
KNO2 + HI = KI + NO + I2 + H2O =>
2 KNO2 + 4 HI = 2 KI + 2 NO + I2 + 2 H2O
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + KNO3(aq) =>
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + 2 KNO3(aq)
Mg(OH)2 + NH4 = Mg + H2O + NH3 =>
Mg(OH)2 + 2 NH4 = Mg + 2 H2O + 2 NH3
MnO4{-} + Cr2O3 = Cr2O7{-}2 + Mn02 =>
2 MnO4{-} + 2 Cr2O3 = 2 Cr2O7{-}2 + Mn02
Bi3{+} + H2O = BiO3{-} + H{+} + e =>
Bi3{+} + 9 H2O = 3 BiO3{-} + 18 H{+} + 14e
Al2S3 + Pb(OH)4 = PbS2 + Al(OH)3 =>
2 Al2S3 + 3 Pb(OH)4 = 3 PbS2 + 4 Al(OH)3
Ba(OH)2 + H2 = Ba2 + H2O =>
2 Ba(OH)2 + 2 H2 = Ba2 + 4 H2O
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(l) =>
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(l)
HClO4 + Al(OH)3 = (ClO4)3Al + H2O =>
3 HClO4 + Al(OH)3 = (ClO4)3Al + 3 H2O
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
NaOH + C8H6O4 = H2O + NaC8H5O4 =>
NaOH + C8H6O4 = H2O + NaC8H5O4
Cr2Br3 + H2O2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Cr2Br3 + 9 H2O2 + 14 NaOH = 4 Na2CrO4 + 6 NaBr + 16 H2O
Al + H2SO4 = Al(OH)3 + SO2 =>
2 Al + 3 H2SO4 = 2 Al(OH)3 + 3 SO2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
P2O5 + KOH = K2HPO4 + H2O =>
P2O5 + 4 KOH = 2 K2HPO4 + H2O
Sb(OH)3 + HNO3 = Sb(NO3)3 + H2O =>
Sb(OH)3 + 3 HNO3 = Sb(NO3)3 + 3 H2O
Cu(NO3)2 + NaHCO3 = CuHCO3 + (NO3)2Na =>
Cu(NO3)2 + NaHCO3 = CuHCO3 + (NO3)2Na
C5H13N + H2O = C5H14N + OH =>
C5H13N + H2O = C5H14N + OH
K2Cr2O7 + NH3 + HCl = (NH4)2Cr2O7 + KCl =>
K2Cr2O7 + 2 NH3 + 2 HCl = (NH4)2Cr2O7 + 2 KCl
Mn2O7 + CaO = Ca(MnO4)2 =>
Mn2O7 + CaO = Ca(MnO4)2
Cl2 + I{-} + H2O = IO3{-} + Cl{-} + H{+} =>
3 Cl2 + I{-} + 3 H2O = IO3{-} + 6 Cl{-} + 6 H{+}
CS2(g) + O2(g) = CO2(g) + SO2(g) =>
CS2(g) + 3 O2(g) = CO2(g) + 2 SO2(g)
Na2Cr2O7 + NH4Cl = Cr2O3 + NaCl + N2 + H2O =>
Na2Cr2O7 + 2 NH4Cl = Cr2O3 + 2 NaCl + N2 + 4 H2O
KHSO4 + TeI2 = KI + Te(HSO4)2 =>
2 KHSO4 + TeI2 = 2 KI + Te(HSO4)2
Fe(NO3)3 + Pb(NO3)2 = Pb(NO3)3 + Fe(NO3)2 =>
Fe(NO3)3 + Pb(NO3)2 = Pb(NO3)3 + Fe(NO3)2
HC2H3O2 + Mg = MgC + H2O =>
HC2H3O2 + 2 Mg = 2 MgC + 2 H2O
NOPbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
15 NOPbN6 + 44 CrMn2O8 = 5 Pb3O4 + 22 Cr2O3 + 88 MnO2 + 105 NO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2SO4 + K2Cr2O7 + NaCl = Cr2(SO4)3 + Cl2 + NaSO4 + H2O + K2SO4 =>
14 H2SO4 + 2 K2Cr2O7 + 6 NaCl = 2 Cr2(SO4)3 + 3 Cl2 + 6 NaSO4 + 14 H2O + 2 K2SO4
Ni(NO3)3 = N2 + O2 + Ni2O3 =>
4 Ni(NO3)3 = 6 N2 + 15 O2 + 2 Ni2O3
Fe3(CO3) + Cs = Cs2(CO3) + Fe =>
Fe3(CO3) + 2 Cs = Cs2(CO3) + 3 Fe
HI(aq) + K2SO3(s) = K2I(s) + HSO3(aq) =>
HI(aq) + K2SO3(s) = K2I(s) + HSO3(aq)
C6H12O6 + Ag(NH3)2OH = C6H11O7NH4 + Ag + NH3 + H2O =>
C6H12O6 + 2 Ag(NH3)2OH = C6H11O7NH4 + 2 Ag + 3 NH3 + H2O
H2SO4 + NaCl + MgCa(CO3)2 = NaHSO4 + MgCl2 + CaSO4 + CO2 + H2O =>
3 H2SO4 + 2 NaCl + MgCa(CO3)2 = 2 NaHSO4 + MgCl2 + CaSO4 + 2 CO2 + 2 H2O
NaBr + H2SO4 + Mn2O3 = MnSO4 + Na2SO4 + Br + H2O =>
2 NaBr + 3 H2SO4 + Mn2O3 = 2 MnSO4 + Na2SO4 + 2 Br + 3 H2O
KNO3 + K = KO + N =>
KNO3 + 2 K = 3 KO + N
Zn + NaNO3 + NaOH = Na2 + ZnO2NH3 + HO2 =>
Zn + NaNO3 + 7 NaOH = 4 Na2 + ZnO2NH3 + 4 HO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/24
Équations équilibrées sur02/11/23
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