| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Ni(OH)3 + HNO2 = Ni(NO2)3 + HOH =>
Ni(OH)3 + 3 HNO2 = Ni(NO2)3 + 3 HOH
Cr2O3 + NaOH + H2O2 = Na2CrO3 + H2O =>
Cr2O3 + 4 NaOH + H2O2 = 2 Na2CrO3 + 3 H2O
LiCO3 + Ca(OH)2 = CaCO3 + Li(OH)2 =>
LiCO3 + Ca(OH)2 = CaCO3 + Li(OH)2
Zn + SO2 = ZnS + ZnO =>
3 Zn + SO2 = ZnS + 2 ZnO
C4H6 + HCl = C4H8Cl2 =>
C4H6 + 2 HCl = C4H8Cl2
C9H8O4 + H2O = C7H6O2 + C2H3O2 =>
11 C9H8O4 + 10 H2O = 9 C7H6O2 + 18 C2H3O2
MnO2 + H2SO4 = MnS4 + H2O + O2 =>
MnO2 + 4 H2SO4 = MnS4 + 4 H2O + 7 O2
CoO(s) + C(s) = Co + CO2 =>
2 CoO(s) + C(s) = 2 Co + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Cr + H{+} = Cr{+3} + H2 =>
2 Cr + 6 H{+} = 2 Cr{+3} + 3 H2
Pb(s) + HCl(ac) = PbCl(ac) + H2(g) =>
2 Pb(s) + 2 HCl(ac) = 2 PbCl(ac) + H2(g)
K2SO4 + MgF2 = KF + MgSO4 =>
K2SO4 + MgF2 = 2 KF + MgSO4
Ca3N2 + NH4NO3 = Ca(NO3)2 + NH3 =>
Ca3N2 + 6 NH4NO3 = 3 Ca(NO3)2 + 8 NH3
Be + KOH + H2O = K[Be(OH)4] + H2 =>
2 Be + 2 KOH + 6 H2O = 2 K[Be(OH)4] + 3 H2
Au(OH)3 = Au + O2 + H2O =>
4 Au(OH)3 = 4 Au + 3 O2 + 6 H2O
HNO3 + H2S = H2O + NO2 + S =>
2 HNO3 + H2S = 2 H2O + 2 NO2 + S
C8 + H10 + N4 + O2 = C8H10N4O2 =>
C8 + H10 + N4 + O2 = C8H10N4O2
AsO3{3-} + I2 + OH{-} = AsO4{3-} + I{-} + H2O =>
AsO3{3-} + I2 + 2 OH{-} = AsO4{3-} + 2 I{-} + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaClO2 + Na2O2 + H2O = NaOH + NaClO3 =>
NaClO2 + Na2O2 + H2O = 2 NaOH + NaClO3
Al + NaOH = NaAlO2 + H2 + NaH =>
2 Al + 4 NaOH = 2 NaAlO2 + H2 + 2 NaH
Ca + Na2C2O4 = CaC2O4 + Na =>
Ca + Na2C2O4 = CaC2O4 + 2 Na
Mg + NH3 = Mg(NH3)2 =>
Mg + 2 NH3 = Mg(NH3)2
K2Cr2O4 + BaCl2 + NaOH = BaCr2O4 + KOH + NaCl =>
K2Cr2O4 + BaCl2 + 2 NaOH = BaCr2O4 + 2 KOH + 2 NaCl
HMnO4 + Ag(OH) = H2O + Ag(MnO4) =>
HMnO4 + Ag(OH) = H2O + Ag(MnO4)
Pd(OH)4 + H2CO3 = Pd(CO3)2 + H2O =>
Pd(OH)4 + 2 H2CO3 = Pd(CO3)2 + 4 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
AgNO3(aq) + K2Co3(aq) = AgCo3 + K2NO3 =>
AgNO3(aq) + K2Co3(aq) = AgCo3 + K2NO3
Fe(NH3)6 + K4[Fe(CN)6] = Fe3(CN)6 + K + (NH3)4 =>
2 Fe(NH3)6 + K4[Fe(CN)6] = Fe3(CN)6 + 4 K + 3(NH3)4
HAc + K2CrO4 = CrO4 + KAc + H =>
2 HAc + K2CrO4 = CrO4 + 2 KAc + 2 H
CdBr2 + Fe(NO3)3 = Cd(NO3)2 + FeBr3 =>
3 CdBr2 + 2 Fe(NO3)3 = 3 Cd(NO3)2 + 2 FeBr3
C6H5NO2 + NaOH + O2 = C6H5OH + NaNO3 =>
2 C6H5NO2 + 2 NaOH + O2 = 2 C6H5OH + 2 NaNO3
Au(Cn)2{-} + Zn = Au + Zn(Cn)4{2-} =>
2 Au(Cn)2{-} + Zn = 2 Au + Zn(Cn)4{2-}
CH3COONH4(aq) + HCl = CH3COOH + NH4Cl =>
CH3COONH4(aq) + HCl = CH3COOH + NH4Cl
FeCl2 + ZnO = ZnCl2 + FeO =>
FeCl2 + ZnO = ZnCl2 + FeO
NaBr + Na2CO3 = NaCO3 + Na2Br =>
NaBr + Na2CO3 = NaCO3 + Na2Br
NaOH2 + HBr = NaOH2Br + H2 =>
2 NaOH2 + 2 HBr = 2 NaOH2Br + H2
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
MnBr7 = Mn + Br =>
MnBr7 = Mn + 7 Br
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
K2CrO4 + H2SO4 = K2CrO4H2SO4 =>
K2CrO4 + H2SO4 = K2CrO4H2SO4
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s) =>
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s)
ZnCl2 + Na2S = Zn2S2 + NaCl =>
2 ZnCl2 + 2 Na2S = Zn2S2 + 4 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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