| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaAsO2 + AgNO3 = AsNO3 + AgO2 + Na
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
HClO4 + P4O10 = Cl2O7 + H3PO4 =>
12 HClO4 + P4O10 = 6 Cl2O7 + 4 H3PO4
CH3CH2OH + CuO = Cu + CO2 + H2O =>
CH3CH2OH + 6 CuO = 6 Cu + 2 CO2 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
CaBr2 + NH3 = Ca3N2 + HBr =>
3 CaBr2 + 2 NH3 = Ca3N2 + 6 HBr
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
KNO3 + C2H2O4 = N2 + K2CO3 + H2O + CO2 =>
2 KNO3 + 5 C2H2O4 = N2 + K2CO3 + 5 H2O + 9 CO2
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
Ba(NO3)2 + KOH = Ba(OH)2(aq) + KNO3(aq) =>
Ba(NO3)2 + 2 KOH = Ba(OH)2(aq) + 2 KNO3(aq)
Ag + NO3{-} + H{+} = Ag{+} + NO + H2O =>
3 Ag + NO3{-} + 4 H{+} = 3 Ag{+} + NO + 2 H2O
HClNaHCO3 = NaClH2OCO2 =>
HClNaHCO3 = NaClH2OCO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
H2SO4 + (CH3)2CO = S{2-} + CO2 + H{+} + H2O =>
2 H2SO4 + (CH3)2CO = 2 S{2-} + 3 CO2 + 4 H{+} + 3 H2O
Li3 + Cl3 = LiCl =>
Li3 + Cl3 = 3 LiCl
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
Fe2O + K = K2O + Fe =>
Fe2O + 2 K = K2O + 2 Fe
MgBr2 + H3PO4 = MgPO4 + Br2H3 =>
MgBr2 + H3PO4 = MgPO4 + Br2H3
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
ZrO2 + Mg + SiC + C = ZrC + Mg2SiO4 =>
2 ZrO2 + 2 Mg + SiC + C = 2 ZrC + Mg2SiO4
KClO + Fe(OH)2 + KOH = K2FeO4 + KCl + H2O =>
2 KClO + Fe(OH)2 + 2 KOH = K2FeO4 + 2 KCl + 2 H2O
H2Co3 + MgS = H2S + MgCo3 =>
H2Co3 + MgS = H2S + MgCo3
K2Cr2O7 + HCl + FeCl = FeCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 3 FeCl = 3 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
FeO3 + H2SO3 = H2O + Fe2(SO4)3 =>
2 FeO3 + 3 H2SO3 = 3 H2O + Fe2(SO4)3
K2SO4(aq) + NiCl2(aq) = NiSO4(s) + KCl(aq) =>
K2SO4(aq) + NiCl2(aq) = NiSO4(s) + 2 KCl(aq)
C6H5OH + Cl2 = C6H2Cl3OH + HCl =>
C6H5OH + 3 Cl2 = C6H2Cl3OH + 3 HCl
SrCO3 + Dy2O3 + Eu2O3 + Al2O3 + SiO2 + O2 = Sr3Al20SiO40EuDy + CO2 =>
6 SrCO3 + Dy2O3 + Eu2O3 + 20 Al2O3 + 2 SiO2 + 2 O2 = 2 Sr3Al20SiO40EuDy + 6 CO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H3BO3 + KH2PO4 = H5PO4 + KBO3 =>
H3BO3 + KH2PO4 = H5PO4 + KBO3
C8H18 + KMnO4 + H2SO4 = C8H6 + K2SO4 + MnSO4 + H2O =>
5 C8H18 + 12 KMnO4 + 18 H2SO4 = 5 C8H6 + 6 K2SO4 + 12 MnSO4 + 48 H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
H3PO4 + Hg(NO3)2 = Hg3(PO4)2 + HNO3 =>
2 H3PO4 + 3 Hg(NO3)2 = Hg3(PO4)2 + 6 HNO3
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
S + C + KNO3 = N2 + CO2 + K2S =>
S + 3 C + 2 KNO3 = N2 + 3 CO2 + K2S
Ta + Sc(NO3)3 = Ta(NO3)5 + Sc =>
3 Ta + 5 Sc(NO3)3 = 3 Ta(NO3)5 + 5 Sc
C5H9NO4 + O2 = CO2 + H2O + NO2 =>
4 C5H9NO4 + 25 O2 = 20 CO2 + 18 H2O + 4 NO2
Na2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + Na2SO4 + I2 + H2O + K2SO4 =>
Na2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + Na2SO4 + 3 I2 + 7 H2O + 3 K2SO4
C2H3OCI + O2 = CO2 + H2O + CI2 =>
4 C2H3OCI + 11 O2 = 10 CO2 + 6 H2O + 2 CI2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Pb(NO3)2(aq) + K2CrO4(aq)(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq)(aq) = PbCrO4(s) + 2 KNO3(aq)
Na + N = NaN3 =>
Na + 3 N = NaN3
KIBr = KBrI =>
KIBr = KBrI
H2SO4 + Cr = CrSO4 + H2 =>
H2SO4 + Cr = CrSO4 + H2
BaCl2 = Ba + Cl =>
BaCl2 = Ba + 2 Cl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ba(OH)2 + NO2 + O2 = Ba(NO3)2 + H2O =>
2 Ba(OH)2 + 4 NO2 + O2 = 2 Ba(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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