| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH(aq) + CuSO4(s) = Na2SO4(aq) + Cu(OH)2(s)
Co + Cl = CoCl2 =>
Co + 2 Cl = CoCl2
AgSO4 + Cu = Cu2SO4 + Ag =>
AgSO4 + 2 Cu = Cu2SO4 + Ag
Au + H2SO4 = AuHSO4 + H2 =>
2 Au + 2 H2SO4 = 2 AuHSO4 + H2
Br2 + NaCl = NaBr + Cl2 =>
Br2 + 2 NaCl = 2 NaBr + Cl2
C6H12O6 + NaOH + C7H16 = C13H29O7 + Na =>
C6H12O6 + NaOH + C7H16 = C13H29O7 + Na
C580H954O441N3S = C7H14 + CO + H2 + NO2 + SO2 =>
C580H954O441N3S = 21 C7H14 + 433 CO + 330 H2 + 3 NO2 + SO2
CaCO3 + CO = Ca + CO2 =>
CaCO3 + CO = Ca + 2 CO2
[Cu(NH3)2]Cl + O2 + NH4OH = [Cu(NH3)4](OH)2 + NH4Cl + H2O =>
4[Cu(NH3)2]Cl + O2 + 12 NH4OH = 4[Cu(NH3)4](OH)2 + 4 NH4Cl + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg2* + AgNO3 = Ag + Mg(NO3)2 =>
Mg2* + 4 AgNO3 = 4 Ag + 2 Mg(NO3)2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C3H6O + KMnO4 + H2SO4 = K2SO4 + MnSO4 + C3H6O2 + H2O =>
5 C3H6O + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 C3H6O2 + 3 H2O
Ru + NaNO3 + NaOH = Na2RuO4 + NaNO2 + H2O =>
Ru + 3 NaNO3 + 2 NaOH = Na2RuO4 + 3 NaNO2 + H2O
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONHC(CH3)3 + (CH3)3CNH3Cl + HCCl3 =>
(CH3CH2O)2POH + 2(CH3)3CNH2 + CCl4 = (CH3CH2O)2PONHC(CH3)3 + (CH3)3CNH3Cl + HCCl3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cl2 + SO3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
Cl2 + SO3{2-} + 2 OH{-} = SO4{2-} + 2 Cl{-} + H2O
Pb + CN = PbCN =>
Pb + CN = PbCN
C10H11NO + HCl + H2O = C10H10O2 + NH4Cl =>
C10H11NO + HCl + H2O = C10H10O2 + NH4Cl
NaBr + Ca(OH){2} = CaBr{2} + NaOH =>
NaBr + Ca(OH){2} = CaBr{2} + NaOH
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
SnCl2 + ZnCl2 = Zn + SnCl4 =>
SnCl2 + ZnCl2 = Zn + SnCl4
Mg(NO3)2 + (NH4)2S = MgS + (NH4)(NO3) =>
Mg(NO3)2 + (NH4)2S = MgS + 2(NH4)(NO3)
HC + Mg(OH)2 = MgC2 + H2O =>
2 HC + Mg(OH)2 = MgC2 + 2 H2O
AgNO3 + (NH4)2C2O4 = Ag2C2O4 + (NH4)(NO3) =>
2 AgNO3 + (NH4)2C2O4 = Ag2C2O4 + 2(NH4)(NO3)
Fe2S + HNO3 = Fe(NO3) + S + NO2 + H2O =>
Fe2S + 4 HNO3 = 2 Fe(NO3) + S + 2 NO2 + 2 H2O
CaCO3 + HCH3CO2 = CO2 + Ca(CH3CO2)2 + H2O =>
CaCO3 + 2 HCH3CO2 = CO2 + Ca(CH3CO2)2 + H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
BaCl2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaCl(aq) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaCl(aq)
Sr(OH)2 + H = Sr2 + H2O =>
2 Sr(OH)2 + 4 H = Sr2 + 4 H2O
Ni(OH)2 + H2CO3 = Ni(CO3) + H2O =>
Ni(OH)2 + H2CO3 = Ni(CO3) + 2 H2O
Fe{2+} + Ag{+} = Ag{2+} + Fe{+} =>
Fe{2+} + Ag{+} = Ag{2+} + Fe{+}
MgSO4*7H2O + Na3PO4 = Mg3(PO4)2*21H2O + Na2SO4 =>
3 MgSO4*7H2O + 2 Na3PO4 = Mg3(PO4)2*21H2O + 3 Na2SO4
AsO2{-}{} + Br2 + OH{-}{} = Br{-}{} + AsO43{-}{} + H2O =>
AsO2{-}{} + 41 Br2 + 82 OH{-}{} = 82 Br{-}{} + AsO43{-}{} + 41 H2O
HCl(aq) + K2SO3(aq) = H2O(l) + SO2(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(aq) = H2O(l) + SO2(g) + 2 KCl(aq)
NH2CO2 + NH4 = NH3 + CO2 =>
NH2CO2 + NH4 = 2 NH3 + CO2
C2H5OH(aq) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
[Cu(NH3)4](OH)2 = NH3 + Cu(OH)2 =>
[Cu(NH3)4](OH)2 = 4 NH3 + Cu(OH)2
RbCN + H2O = RbOH + HCN =>
RbCN + H2O = RbOH + HCN
Cu(NO3)2(aq) + H3PO4(aq) = Cu3(PO4)2(s) + HNO3(aq) =>
3 Cu(NO3)2(aq) + 2 H3PO4(aq) = Cu3(PO4)2(s) + 6 HNO3(aq)
KOH + SrCl2 = KCl + Sr(OH)2 =>
2 KOH + SrCl2 = 2 KCl + Sr(OH)2
C6H12O6 + H2SO4 = C6SO4 + H14O6 =>
C6H12O6 + H2SO4 = C6SO4 + H14O6
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
CO + O2 = O2CO3 =>
CO + 2 O2 = O2CO3
CH3CH2OH + ZnCl2 = CH3CH2Cl + Zn(OH)2 =>
2 CH3CH2OH + ZnCl2 = 2 CH3CH2Cl + Zn(OH)2
C4H5O2N + C4H6O3 = C3H3N + C2H4O2 + CO =>
C4H5O2N + C4H6O3 = C3H3N + 2 C2H4O2 + CO
C5H12N2O2 = C4H12N2 + CO2 =>
C5H12N2O2 = C4H12N2 + CO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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