| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4O(l) + 5 O2(g) = 4 CO2 + 4 H2O
SnCl4 + NH3 = SnCl2 + HCl + N2 =>
3 SnCl4 + 2 NH3 = 3 SnCl2 + 6 HCl + N2
NaF + H2SO4 = NaHSO4 + HF =>
NaF + H2SO4 = NaHSO4 + HF
FeSO4(s) = Fe2O3(s) + SO2(g) + O2(g) =>
4 FeSO4(s) = 2 Fe2O3(s) + 4 SO2(g) + O2(g)
C7H5NO3S + O2 = CO2 + H2O + N2 + SO2 =>
4 C7H5NO3S + 31 O2 = 28 CO2 + 10 H2O + 2 N2 + 4 SO2
S2O3 = S + SO3 =>
S2O3 = S + SO3
Ni + H2SO4 = NiSO4 + S + H2O =>
3 Ni + 4 H2SO4 = 3 NiSO4 + S + 4 H2O
Ca3(PO4)2 + KOH = Ca(OH)2 + K3PO4 =>
Ca3(PO4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3PO4
Cr + H2S = Cr2S3 + H2 =>
2 Cr + 3 H2S = Cr2S3 + 3 H2
Ca(OH)2(aq) = Ca{2+}(aq) + OH{-}(aq) =>
Ca(OH)2(aq) = Ca{2+}(aq) + 2 OH{-}(aq)
CH4(g) + O(g) = CO(g) + H2O(l) =>
CH4(g) + 3 O(g) = CO(g) + 2 H2O(l)
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
C10H15N + O = CO2 + H2O + N2 =>
2 C10H15N + 55 O = 20 CO2 + 15 H2O + N2
SrCO3 + CH3COOH = Sr{2+} + CO2 + H2O + CH3COO{-} =>
SrCO3 + 2 CH3COOH = Sr{2+} + CO2 + H2O + 2 CH3COO{-}
CuCl + HNO3 = Cu + HCl + NO3 =>
CuCl + HNO3 = Cu + HCl + NO3
P2O4 = P4 + O2 =>
2 P2O4 = P4 + 4 O2
CH2O + Ag2O = HCOOH + Ag =>
CH2O + Ag2O = HCOOH + 2 Ag
K + HNO3 = KNO3 + NH4NO3 + H2O =>
8 K + 10 HNO3 = 8 KNO3 + NH4NO3 + 3 H2O
Fe + SO2 = FeO + FeS =>
3 Fe + SO2 = 2 FeO + FeS
Ni(NO3)2 + KI = NiI2 + K(NO3) =>
Ni(NO3)2 + 2 KI = NiI2 + 2 K(NO3)
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s) =>
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s)
KMnO4 + Al = Al2O3 + K2MnO4 + MnO2 =>
6 KMnO4 + 4 Al = 2 Al2O3 + 3 K2MnO4 + 3 MnO2
Br + O = Br2O3 =>
2 Br + 3 O = Br2O3
Cr2O7 + CH3OH = HCO2H + Cr + H =>
Cr2O7 + 7 CH3OH = 7 HCO2H + 2 Cr + 14 H
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
Li2S + H2SO4 = Li2SO4 + H2S =>
Li2S + H2SO4 = Li2SO4 + H2S
Fe + H2SiO3 = FeSiO3 + H2 =>
Fe + H2SiO3 = FeSiO3 + H2
C2H6OS + O2 = H2O + CO2 + SO3 =>
2 C2H6OS + 9 O2 = 6 H2O + 4 CO2 + 2 SO3
Cr + Fe{3+} = Cr{3+} + Fe{2+} =>
Cr + 3 Fe{3+} = Cr{3+} + 3 Fe{2+}
Mg(HCO3)2 + Mg(OH)2 = (MgOH)2CO3 + H2O =>
Mg(HCO3)2 + 3 Mg(OH)2 = 2(MgOH)2CO3 + 2 H2O
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Pb + CH3COOH = CH3COOPb + H2 =>
2 Pb + 2 CH3COOH = 2 CH3COOPb + H2
Al(OH)3(s) + H2SO4(ac) = Al2(SO4)3(ac) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 6 H2O(l)
H2AsO4 + H = H3AsO3 + H2O =>
H2AsO4 + 3 H = H3AsO3 + H2O
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2CO3(aq) = SrCO3(s) + 2 NaNO3(aq)
C9H11NO2 + O2 = CO2 + H2O + N2O4 =>
4 C9H11NO2 + 47 O2 = 36 CO2 + 22 H2O + 2 N2O4
C5H12O + Na = C5H11ONa + H2 =>
2 C5H12O + 2 Na = 2 C5H11ONa + H2
(NH4)2U2O7 + HNO3 = UO2(NO3)2 + (NH4)NO3 + H2O =>
(NH4)2U2O7 + 6 HNO3 = 2 UO2(NO3)2 + 2(NH4)NO3 + 3 H2O
Cu + HClO4 = Cu(ClO4)2 + H =>
Cu + 2 HClO4 = Cu(ClO4)2 + 2 H
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
C2H4CI2 + KOH = C2H4 + KCI + H2O =>
2 C2H4CI2 + 4 KOH = C2H4 + 4 KCI + 4 H2O
Cu(OH)2 + HNo3 = Cu(No3)2 + H2O =>
Cu(OH)2 + 2 HNo3 = Cu(No3)2 + 2 H2O
C3H7OH + CH3COOH = C5H10O2 + H2O =>
C3H7OH + CH3COOH = C5H10O2 + H2O
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
Ti + HNO3 + HCl = H2[TiCl6] + NO + H2O =>
3 Ti + 4 HNO3 + 18 HCl = 3 H2[TiCl6] + 4 NO + 8 H2O
CO2 + Br2 = CBr4 + O2 =>
CO2 + 2 Br2 = CBr4 + O2
SO3 + C = S + CO2 =>
2 SO3 + 3 C = 2 S + 3 CO2
NH4NO2 = N + H2O =>
NH4NO2 = 2 N + 2 H2O
C6H12 + Cl2 = C6H5Cl + HCl =>
C6H12 + 4 Cl2 = C6H5Cl + 7 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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