| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 CH3C(O)CH3 + 16 KMnO4 + 24 H2SO4 = 15 CO2 + 16 MnSO4 + 39 H2O + 8 K2SO4
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C13H20 + O2 = CO2 + H2O =>
C13H20 + 18 O2 = 13 CO2 + 10 H2O
Pb(OH)2 + NH4Br = PbBr2 + NH4OH =>
Pb(OH)2 + 2 NH4Br = PbBr2 + 2 NH4OH
HCl(aq) = H(g) + Cl(s) =>
HCl(aq) = H(g) + Cl(s)
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
CaCO3* = CaO + CO2* =>
CaCO3* = CaO + CO2*
NaClO + Br2 + H2O = NaBrO3 + HCl + NaCl =>
5 NaClO + Br2 + H2O = 2 NaBrO3 + 2 HCl + 3 NaCl
Mg2Si2O6 + Mg5Al2Si3O10(OH)8 = Mg2SiO4 + Mg2Si5Al4O18 + H2O =>
3 Mg2Si2O6 + 2 Mg5Al2Si3O10(OH)8 = 7 Mg2SiO4 + Mg2Si5Al4O18 + 8 H2O
KFeO2 + HCl = FeCl3 + KCl + H2O =>
KFeO2 + 4 HCl = FeCl3 + KCl + 2 H2O
H2S + K2O2 = K2S + H2O2 =>
H2S + K2O2 = K2S + H2O2
Cu2CO3(OH)2 = CuO + CO2 + H2O =>
Cu2CO3(OH)2 = 2 CuO + CO2 + H2O
HC + KOH = KC + H2O =>
HC + KOH = KC + H2O
KOH + HCO4 = KCO4 + H2O =>
KOH + HCO4 = KCO4 + H2O
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
FeS + O2 = Fe3O4 + SO2 =>
3 FeS + 5 O2 = Fe3O4 + 3 SO2
KMnO4 + K2HPO3 + H2O = MnO2 + KOH + K2HPO4 =>
2 KMnO4 + 3 K2HPO3 + H2O = 2 MnO2 + 2 KOH + 3 K2HPO4
Mg + Fe(OH)3 = MgOHOH + Fe =>
3 Mg + 2 Fe(OH)3 = 3 MgOHOH + 2 Fe
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
HCl + Na2S2O3 = NaCl + SO2 + H2O + S =>
2 HCl + Na2S2O3 = 2 NaCl + SO2 + H2O + S
Cr{2+}O{3+} + Al = Cr + Al{2+}O{3+} =>
Cr{2+}O{3+} + Al = Cr + Al{2+}O{3+}
CS2(i) + O2(g) = CO2(g) + SO2(g) =>
CS2(i) + 3 O2(g) = CO2(g) + 2 SO2(g)
NaNO3(s) + H2SO4(aq) + KMnO4(aq) = NO3(aq) + MnSO4(aq) + H2O(l) + K2SO4(aq) + Na2SO4(aq) =>
10 NaNO3(s) + 8 H2SO4(aq) + 2 KMnO4(aq) = 10 NO3(aq) + 2 MnSO4(aq) + 8 H2O(l) + K2SO4(aq) + 5 Na2SO4(aq)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
Na2CrO4 + Ni(NO3)2 = Na(NO3) + NiCrO4 =>
Na2CrO4 + Ni(NO3)2 = 2 Na(NO3) + NiCrO4
C14H12O2 + HNO3 = C14H10O2 + NO2 + H2O =>
C14H12O2 + 2 HNO3 = C14H10O2 + 2 NO2 + 2 H2O
Pb(NO3)2(aq) + HCl(aq) = PbCl2 + HNO3 =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2 + 2 HNO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KNO2 = K + NO2 =>
KNO2 = K + NO2
HF + Au = AuF3 + H2 =>
6 HF + 2 Au = 2 AuF3 + 3 H2
CuO + Fe = FeO + Cu =>
CuO + Fe = FeO + Cu
V + H2SO4 = VOSO4 + SO2 + H2O =>
V + 3 H2SO4 = VOSO4 + 2 SO2 + 3 H2O
AgCl + H2O = Ag + HClO3 + HCl =>
6 AgCl + 3 H2O = 6 Ag + HClO3 + 5 HCl
*2HgO = Hg + O2 =>
*2HgO = 2 Hg + O2
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Ra(ClO3)2 = RaCl2 + O2 =>
Ra(ClO3)2 = RaCl2 + 3 O2
NaHCO3 + H2SO4 = NaH3 + CO3SO4 =>
NaHCO3 + H2SO4 = NaH3 + CO3SO4
CuSO4 + KMnO4 = Cu(MnO4)2 + K2SO4 =>
CuSO4 + 2 KMnO4 = Cu(MnO4)2 + K2SO4
H2SO4 + KI + HMnO4 = KIO4 + MnSO4 + H2O =>
8 H2SO4 + 5 KI + 8 HMnO4 = 5 KIO4 + 8 MnSO4 + 12 H2O
(C2H3)2O + O2 = H2O + CO2 =>
(C2H3)2O + 5 O2 = 3 H2O + 4 CO2
CH3C(O)CH3 + KMnO4 + H2SO4 = CO2 + MnSO4 + H2O + K2SO4 =>
5 CH3C(O)CH3 + 16 KMnO4 + 24 H2SO4 = 15 CO2 + 16 MnSO4 + 39 H2O + 8 K2SO4
HCl + KI + PbCrO4 = PbCl2 + KCl + CrCl3 + H2O + I2 =>
16 HCl + 6 KI + 2 PbCrO4 = 2 PbCl2 + 6 KCl + 2 CrCl3 + 8 H2O + 3 I2
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
Ca(NO3)2 + LiF = CaF2 + LiNO3 =>
Ca(NO3)2 + 2 LiF = CaF2 + 2 LiNO3
CH3CH2CH2OH + K = CH3CH2CH2OK + H2 =>
2 CH3CH2CH2OH + 2 K = 2 CH3CH2CH2OK + H2
N2H4 + NaClO = N2 + H2O + NaCl =>
N2H4 + 2 NaClO = N2 + 2 H2O + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/21/24
Équations équilibrées sur11/20/23
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