| Équations équilibrées la veille |
N2O5 + 2 Ba(OH)2 = Ba2O5 + 2 N(OH)2
Pb(OH)2 + OH = [Pb(OH)4] =>
Pb(OH)2 + 2 OH = [Pb(OH)4]
ZO + CO = Z + CO2 =>
ZO + CO = Z + CO2
NH4Cl + NiSO4 = NiCl + NH4SO4 =>
NH4Cl + NiSO4 = NiCl + NH4SO4
CrSO4 + Br2 + NaOH = Na2CrO4 + NaBr + Na2SO4 + H2O =>
CrSO4 + 2 Br2 + 8 NaOH = Na2CrO4 + 4 NaBr + Na2SO4 + 4 H2O
Al + H2 = Al3H =>
6 Al + H2 = 2 Al3H
NH4HCO3 + KI = NH4I + KHCO3 =>
NH4HCO3 + KI = NH4I + KHCO3
NH4OH + AlCl3 = NH4Cl3 + AlOH =>
NH4OH + AlCl3 = NH4Cl3 + AlOH
H2SO4 + Na2CrO4 = H2CrO4 + Na + SO4 =>
H2SO4 + Na2CrO4 = H2CrO4 + 2 Na + SO4
Mg{2+} + HCl{-} = MgHCl2 + H2 =>
2 Mg{2+} + 4 HCl{-} = 2 MgHCl2 + H2
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
O2 + KCl = K + ClO3 =>
3 O2 + 2 KCl = 2 K + 2 ClO3
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
AlBr3 + Na3PO4 = AlPO4 + NaBr =>
AlBr3 + Na3PO4 = AlPO4 + 3 NaBr
CrCl3 + Na2S + H2O = H2S + Cr(OH)3 + NaCl =>
2 CrCl3 + 3 Na2S + 6 H2O = 3 H2S + 2 Cr(OH)3 + 6 NaCl
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
SIO2 + C = SIC + CO =>
SIO2 + 3 C = SIC + 2 CO
S + HNO3 = H2O + H2SO4 + NO2 =>
S + 6 HNO3 = 2 H2O + H2SO4 + 6 NO2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg + NO3 = Mg(NO3) =>
Mg + NO3 = Mg(NO3)
Na2S2O3 + AgNO3 = Ag2S + NaNO3 + SO3 =>
Na2S2O3 + 2 AgNO3 = Ag2S + 2 NaNO3 + SO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
O + Ca + H2SO4 = CaSO4 + H2O =>
O + Ca + H2SO4 = CaSO4 + H2O
PbNO3 + Na3Po4 = PbPo4 + Na3NO3 =>
PbNO3 + Na3Po4 = PbPo4 + Na3NO3
C6H6O(NO2)3 + O2 = CO2 + H2O + NO3 =>
2 C6H6O(NO2)3 + 17 O2 = 12 CO2 + 6 H2O + 6 NO3
Mg + Fe2O = MgO + Fe =>
Mg + Fe2O = MgO + 2 Fe
NaSH + O2 = Na2S2O3 + H2O =>
2 NaSH + 2 O2 = Na2S2O3 + H2O
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
N2Cl4 + CO4 = N2 + O2 + CCl4 =>
N2Cl4 + CO4 = N2 + 2 O2 + CCl4
Pb(C2H3O2)2K2(SO4) = Pb(SO4) + K(C2H3O2) =>
Pb(C2H3O2)2K2(SO4) = Pb(SO4) + 2 K(C2H3O2)
S2Cl2(l) + NH3(l) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(l) = S4N4(s) + S8(s) + 12 NH4Cl(s)
Cr2O7{2-} + H2O = CrO4{2-} + H{+} =>
Cr2O7{2-} + H2O = 2 CrO4{2-} + 2 H{+}
Ba(OH)2(CO) = Ba(CO2)H2O =>
Ba(OH)2(CO) = Ba(CO2)H2O
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
Mn2O3 + Si = SiO2 + Mn =>
2 Mn2O3 + 3 Si = 3 SiO2 + 4 Mn
CO2 + C = CO =>
CO2 + C = 2 CO
Pb(NO3)2(aq) + KI(aq) = KNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + PbI2(s)
(NH4)3CO2 + Pb(NO3)2 = NH4NO3 + Pb3(CO2)2 =>
2(NH4)3CO2 + 3 Pb(NO3)2 = 6 NH4NO3 + Pb3(CO2)2
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Cr2O3 + H2O = Cr(OH)3 =>
Cr2O3 + 3 H2O = 2 Cr(OH)3
HCl + (MnO2)2 = MnCl2 + H2O + Cl2 =>
8 HCl + (MnO2)2 = 2 MnCl2 + 4 H2O + 2 Cl2
Fe + NaCl = FeCl2 + Na =>
Fe + 2 NaCl = FeCl2 + 2 Na
BaCO3 + SiO3 = BaO3 + SiO + CO2 =>
BaCO3 + SiO3 = BaO3 + SiO + CO2
SO3 + K2 + O = K2SO4 =>
SO3 + K2 + O = K2SO4
CH3CH2OK + CH3Cl = CH3CH2OCH3 + KCl =>
CH3CH2OK + CH3Cl = CH3CH2OCH3 + KCl
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Na2SiO3 + H2O + CO2 = NaHCO3 + H2SiO3 =>
Na2SiO3 + 2 H2O + 2 CO2 = 2 NaHCO3 + H2SiO3
CdSO4 + H2 = Cd + H2SO4 =>
CdSO4 + H2 = Cd + H2SO4
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Équations équilibrées sur01/06/25
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