| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO2 + CH3CH2CH2CH2OH = CH3CH2CH2CHO + 2 NO + 2 H2O
HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O =>
2 HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O
CuSO4(H2O)5 = CuSO4 + H2O =>
CuSO4(H2O)5 = CuSO4 + 5 H2O
Fe2O3 + NaNH2 = Fe3N + NaOH + N2 + H2 =>
6 Fe2O3 + 18 NaNH2 = 4 Fe3N + 18 NaOH + 7 N2 + 9 H2
C9H8O4(aq) + NaOH(aq) = H2O(l) + NaC9H7O4(aq) =>
C9H8O4(aq) + NaOH(aq) = H2O(l) + NaC9H7O4(aq)
CH3OH + H2O2 = CO2 + H2 =>
2 CH3OH + H2O2 = 2 CO2 + 5 H2
C7H6O3 + NaOH = H2O + NaC7H5O3 =>
C7H6O3 + NaOH = H2O + NaC7H5O3
HgCl2 + NH3 = Hg(NH2)Cl + NH4Cl =>
HgCl2 + 2 NH3 = Hg(NH2)Cl + NH4Cl
Sn + Cr = SnCr =>
Sn + Cr = SnCr
S(s) + C(s) = CS2(s) =>
2 S(s) + C(s) = CS2(s)
CaCl + K3PO4 = Ca3PO4 + KCl =>
3 CaCl + K3PO4 = Ca3PO4 + 3 KCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Cr2O7 + Cl2 = Cr + ClO3 =>
6 Cr2O7 + 7 Cl2 = 12 Cr + 14 ClO3
BeI + Cu2SO4 = Cu2Be + ISO4 =>
BeI + Cu2SO4 = Cu2Be + ISO4
Cu{+2} + Mg = Cu + Mg{+2} =>
Cu{+2} + Mg = Cu + Mg{+2}
Al(NO3)3 + LiOH = LiNO3 + Al(OH)3 =>
Al(NO3)3 + 3 LiOH = 3 LiNO3 + Al(OH)3
HgO = Hg2 + O2 =>
2 HgO = Hg2 + O2
Ca(H2PO2)2 + CuCO3 = Cu(H2PO2)2 + CaCO3 =>
Ca(H2PO2)2 + CuCO3 = Cu(H2PO2)2 + CaCO3
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
KO2 + H2O = KOH + O2 =>
4 KO2 + 2 H2O = 4 KOH + 3 O2
BaCl2 + Ag(NO3) = Ba(NO3)2 + AgCl =>
BaCl2 + 2 Ag(NO3) = Ba(NO3)2 + 2 AgCl
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
K2Cr2O7(aq) + AgNO3(aq) = KNO3(aq) + Ag2Cr2O7(s) =>
K2Cr2O7(aq) + 2 AgNO3(aq) = 2 KNO3(aq) + Ag2Cr2O7(s)
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
K + Cl = KCl =>
K + Cl = KCl
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Cl2 + H3O = HCl + O2 =>
3 Cl2 + 2 H3O = 6 HCl + O2
Ni2S3 = Ni + S2 =>
2 Ni2S3 = 4 Ni + 3 S2
Na + CH3OH = CH3ONa + H =>
Na + CH3OH = CH3ONa + H
Fe + S8 = Fe8S =>
64 Fe + S8 = 8 Fe8S
KNO2 = K2O + NO2 + N2 =>
8 KNO2 = 4 K2O + 6 NO2 + N2
KOH + HClO3 = KClO3 + H2O =>
KOH + HClO3 = KClO3 + H2O
C6H5CH2Cl + Mg = C6H5CH2MgCl =>
C6H5CH2Cl + Mg = C6H5CH2MgCl
HCl2 + Ca = HCa + Cl2 =>
HCl2 + Ca = HCa + Cl2
Rb2O + N2O5 = Rb2(NO3)2 =>
Rb2O + N2O5 = Rb2(NO3)2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Sc2(SO3)3 + H2SO4 = Sc2(SO4)3 + H2O + S =>
Sc2(SO3)3 + H2SO4 = Sc2(SO4)3 + H2O + S
Ca4C2O = Ca + O + C =>
Ca4C2O = 4 Ca + O + 2 C
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
Na2SnF6 + NaOH = NaF + Sn(OH)4 =>
Na2SnF6 + 4 NaOH = 6 NaF + Sn(OH)4
Na2B4O7 + Al = Al2O3 + B + Na2O =>
Na2B4O7 + 4 Al = 2 Al2O3 + 4 B + Na2O
NaF + HNO3 + H2SO4 = NO + H2O + F2 + Na2SO4 =>
6 NaF + 2 HNO3 + 3 H2SO4 = 2 NO + 4 H2O + 3 F2 + 3 Na2SO4
NaCO3 + CH3COOH = CH3COONa + CO2 + HOH =>
8 NaCO3 + 9 CH3COOH = 8 CH3COONa + 10 CO2 + 6 HOH
H2O288(l) = H2O(l) + O28(g) =>
4 H2O288(l) = 4 H2O(l) + 41 O28(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na(NO3) + H2SO4 = Na2SO4 + HNO3 =>
2 Na(NO3) + H2SO4 = Na2SO4 + 2 HNO3
NaH + CO2 = Na2O + CH4 =>
4 NaH + CO2 = 2 Na2O + CH4
NaBr + EtOH + H2SO4 = Na2SO4 + EtBr + H2O =>
2 NaBr + 2 EtOH + H2SO4 = Na2SO4 + 2 EtBr + 2 H2O
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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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