| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H4O3 + 5 KNO3 = 2 H2O + 3 CO2 + 5 KNO2
CuO(s) + H3O{+}(aq) = Cu{2+}(aq) + H2O(l) =>
CuO(s) + 2 H3O{+}(aq) = Cu{2+}(aq) + 3 H2O(l)
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
NH3 + O2 + HC4 = HCN + H2O =>
16 NH3 + 9 O2 + 4 HC4 = 16 HCN + 18 H2O
RuCl3*3H2O + C15H11N3 = Ru(C15H11N3)2*Cl3 + H2O =>
RuCl3*3H2O + 2 C15H11N3 = Ru(C15H11N3)2*Cl3 + 3 H2O
CuSO4 + NaOH + HCl = NaCl + HSO4 + CuOH =>
CuSO4 + NaOH + HCl = NaCl + HSO4 + CuOH
Ca(NO3)2(aq) + (NH4)3PO4(aq) = Ca3(PO4)2(s) + NH4NO3(aq) =>
3 Ca(NO3)2(aq) + 2(NH4)3PO4(aq) = Ca3(PO4)2(s) + 6 NH4NO3(aq)
Fe + PbSO4 = FeSO4 + Pb =>
Fe + PbSO4 = FeSO4 + Pb
ZnCl2(aw) + Na2CO3(aq) = ZnCO3(s) + NaCl(aq) =>
ZnCl2(aw) + Na2CO3(aq) = ZnCO3(s) + 2 NaCl(aq)
CoCO3 + H(Ac) = Co(Ac)3 + CO2 + O2 + H2 =>
2 CoCO3 + 6 H(Ac) = 2 Co(Ac)3 + 2 CO2 + O2 + 3 H2
NaClO2 + FeSO4 + NaOH + H2O = Fe(OH)3 + Cl2 + Na2SO4 =>
2 NaClO2 + 6 FeSO4 + 10 NaOH + 4 H2O = 6 Fe(OH)3 + Cl2 + 6 Na2SO4
Ca(OH)2 + O2 = CaO2 + OH =>
Ca(OH)2 + O2 = CaO2 + 2 OH
BaBr2 + H2SO4 = BaSO4H2Br2 =>
BaBr2 + H2SO4 = BaSO4H2Br2
MnCO3 + NaMnO4 + NaOH = MnO2 + Na2CO3 + H2O =>
3 MnCO3 + 2 NaMnO4 + 4 NaOH = 5 MnO2 + 3 Na2CO3 + 2 H2O
CH3COCH3Br + CuCl2 = CH3COCH3Cl + CuBr2 =>
2 CH3COCH3Br + CuCl2 = 2 CH3COCH3Cl + CuBr2
H2O + CaCN2 = NH3 + CaCO3 =>
3 H2O + CaCN2 = 2 NH3 + CaCO3
Hg2(ClO3)2 + MgBr2 = Hg2Br2 + Mg(ClO3)2 =>
Hg2(ClO3)2 + MgBr2 = Hg2Br2 + Mg(ClO3)2
NaCl + Mg(No3)2 = MgCl2 + NaNo3 =>
2 NaCl + Mg(No3)2 = MgCl2 + 2 NaNo3
H2C2O4 + Sr(OH)2 = H2O + Sr(C2O4) =>
H2C2O4 + Sr(OH)2 = 2 H2O + Sr(C2O4)
Al + Pb(CH3OO)2 = Al(CH3OO)2 + Pb =>
Al + Pb(CH3OO)2 = Al(CH3OO)2 + Pb
Mg(s) + Cu(CH3CO2)2(aq) = Cu(s) + Mg(CH3CO2)(aq) =>
2 Mg(s) + Cu(CH3CO2)2(aq) = Cu(s) + 2 Mg(CH3CO2)(aq)
MnO4{-} + SO2 + Br{-} = Mn{2+} + SO4{2-} + Br2 =>
2 MnO4{-} + 4 SO2 + 2 Br{-} = 2 Mn{2+} + 4 SO4{2-} + Br2
Mg(OH)2 + Na2SO3 = MgSO3 + NaOH =>
Mg(OH)2 + Na2SO3 = MgSO3 + 2 NaOH
NaCl + KCl = K18NaCl19 =>
NaCl + 18 KCl = K18NaCl19
Cr2(SO4)3 + Br2 + KOH = K2CrO4 + KBr + K2SO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KBr + 3 K2SO4 + 8 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Ca + Sn(NO3)2 = Ca(NO3)2 + Sn =>
Ca + Sn(NO3)2 = Ca(NO3)2 + Sn
Hg + HNO3 = Hg(HO3)2 + H2O + NO2 =>
Hg + 10 HNO3 = Hg(HO3)2 + 4 H2O + 10 NO2
KI + KMnO4 + H2SO4 = I + K2SO4 + MnSO4 + H2O =>
5 KI + KMnO4 + 4 H2SO4 = 5 I + 3 K2SO4 + MnSO4 + 4 H2O
CH8N2 + O2 + OH{-} = CO3{-}2 + H2O + N2 =>
4 CH8N2 + 13 O2 + 4 OH{-} = 4 CO3{-}2 + 18 H2O + 4 N2
C3H8 + O2 = C3H + H2O =>
4 C3H8 + 7 O2 = 4 C3H + 14 H2O
Cu(NO3)2 + NH4F = CuF2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4F = CuF2 + 2 NH4NO3
CH3CH2(OH) + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2(OH) + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Na + CrO42{-} + H{+} = Na{+} + Cr3{+} + H2O =>
248 Na + 3 CrO42{-} + 252 H{+} = 248 Na{+} + Cr3{+} + 126 H2O
NH4SO4 + KOH = KSO4 + H2O + NH3 =>
NH4SO4 + KOH = KSO4 + H2O + NH3
(CH2)5CO + HNO3 = NO + C6H10O5 + H2O =>
3(CH2)5CO + 8 HNO3 = 8 NO + 3 C6H10O5 + 4 H2O
KO3 + S + H2O = K2SO4 + H2SO4 =>
6 KO3 + 5 S + 2 H2O = 3 K2SO4 + 2 H2SO4
FeCl2 + Na2Cr2O7 + HCl = CrCl3 + NaCl + FeCl3 + H2O =>
6 FeCl2 + Na2Cr2O7 + 14 HCl = 2 CrCl3 + 2 NaCl + 6 FeCl3 + 7 H2O
AlBr3 + LiOH = LiBr + Al(OH)3 =>
AlBr3 + 3 LiOH = 3 LiBr + Al(OH)3
BaBr2 + Al2(CrO4)3 = Ba2(CrO4)2 + AlBr3 =>
6 BaBr2 + 2 Al2(CrO4)3 = 3 Ba2(CrO4)2 + 4 AlBr3
NaHO = Na + OH =>
NaHO = Na + OH
Te + H = TeH =>
Te + H = TeH
H2O2 + Na2S2O3 = H2O + Na2S3O6 + Na2SO4 =>
4 H2O2 + 2 Na2S2O3 = 4 H2O + Na2S3O6 + Na2SO4
B2S3(s) + H2O(l) = H3BO3(l) + H2S(g) =>
B2S3(s) + 6 H2O(l) = 2 H3BO3(l) + 3 H2S(g)
NdCl36H2O + Fe + B + Al = Nd2Fe14B + AlCl3 + H2O =>
2 NdCl36H2O + 14 Fe + B + 24 Al = Nd2Fe14B + 24 AlCl3 + 2 H2O
Pb(NO3)2 + KCl = PbKCl + NO3 =>
Pb(NO3)2 + KCl = PbKCl + 2 NO3
K2Cr2O7 + CH3CH2CH(CH3)CH2CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + CH3CH2CH(CH3)CH2CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 9 H2O
C6H10 + H2 = C6H12 =>
C6H10 + H2 = C6H12
Cu3(AsO4)2 = Cu{+2} + AsO4{-3} =>
Cu3(AsO4)2 = 3 Cu{+2} + 2 AsO4{-3}
KHCO3 + NH4NO3 = KNO3 + NH4HCO3 =>
KHCO3 + NH4NO3 = KNO3 + NH4HCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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