| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Au(s) + 4 CN{-}(aq) + 12 OH{-}(aq) = 4 Au(CN){4-}(aq) + 3 O2(g) + 6 H2O(l)
KMnO4 + HBr = MnBr2 + KBr + Br11 + H2O =>
11 KMnO4 + 88 HBr = 11 MnBr2 + 11 KBr + 5 Br11 + 44 H2O
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
CaCl + (NH4)2CO3 = Ca(NH4)2 + CO3Cl =>
CaCl + (NH4)2CO3 = Ca(NH4)2 + CO3Cl
H2O + Al2O3 = O2 + AlH3 =>
3 H2O + Al2O3 = 3 O2 + 2 AlH3
PbS + CO2 = PbO + SO2 + CO =>
PbS + 3 CO2 = PbO + SO2 + 3 CO
NH4CO3 + Fe3C2H3O2 = Fe3CO3 + NH4C2H3O2 =>
NH4CO3 + Fe3C2H3O2 = Fe3CO3 + NH4C2H3O2
CaO + COS = CaCO2S =>
CaO + COS = CaCO2S
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2SO4 + 5 NO + 2 H2O
Zn + K3AsO3 + HCl = ZnCl2 + AsH3 + KCl + H2O =>
3 Zn + K3AsO3 + 9 HCl = 3 ZnCl2 + AsH3 + 3 KCl + 3 H2O
(BaCO3)(s) = BaO(s) + CO2(g) =>
(BaCO3)(s) = BaO(s) + CO2(g)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NaHSO4 = (teplo)Na2S2O7 + H2O =>
2 NaHSO4 = (teplo)Na2S2O7 + H2O
H + NiCl2 = HCl + Ni =>
2 H + NiCl2 = 2 HCl + Ni
H2 + S + OH{-} = S{2-} + H2O =>
H2 + S + 2 OH{-} = S{2-} + 2 H2O
Na2CO3(s) + H2O(g) + CO2(g) = NaHCO3(s) =>
Na2CO3(s) + H2O(g) + CO2(g) = 2 NaHCO3(s)
C3H4 + KMnO4 + H2SO4 = C3H6 + K2SO4 + MnSO4 + CO2 =>
21 C3H4 + 6 KMnO4 + 9 H2SO4 = 17 C3H6 + 3 K2SO4 + 6 MnSO4 + 12 CO2
NiBr2 + (NH4)2S = NiS + NH4Br =>
NiBr2 + (NH4)2S = NiS + 2 NH4Br
Fe2O3 + CO = Fe3O4 + CO23 =>
66 Fe2O3 + CO = 44 Fe3O4 + CO23
O = O38 =>
38 O = O38
H2S + O = OH + S =>
H2S + 2 O = 2 OH + S
BaCrO4(s) + HCl(aq) = BaCr2O7(s) + H2O(l) + BaCl2(aq) =>
2 BaCrO4(s) + 2 HCl(aq) = BaCr2O7(s) + H2O(l) + BaCl2(aq)
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C9H8O4 + Na(CO3)2 = H2O + CO2 + C10H6O7Na =>
C9H8O4 + Na(CO3)2 = H2O + CO2 + C10H6O7Na
COCl2 + CH3OH = CH3OCO2CH3 + HCl =>
COCl2 + 2 CH3OH = CH3OCO2CH3 + 2 HCl
CuCl2 + Na2S2O5 + H2O = CuCl + H2SO4 + HCl + NaCl =>
4 CuCl2 + Na2S2O5 + 3 H2O = 4 CuCl + 2 H2SO4 + 2 HCl + 2 NaCl
H2SO4 + C3H7OH + KMnO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
6 H2SO4 + 5 C3H7OH + 4 KMnO4 = 5 C2H5COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Mg(OH)2 + O2 = MgO + H2O2 =>
2 Mg(OH)2 + O2 = 2 MgO + 2 H2O2
MnCl2 + B = BCl5 + Mn =>
5 MnCl2 + 2 B = 2 BCl5 + 5 Mn
KCl + MnO4 + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O =>
6 KCl + MnO4 + 4 H2SO4 = 3 K2SO4 + MnSO4 + 3 Cl2 + 4 H2O
Al(OH)3 + KMnO4 = Al(MnO4)3 + K(OH) =>
Al(OH)3 + 3 KMnO4 = Al(MnO4)3 + 3 K(OH)
K3PO4 + HNO3 = H + PO4 + KNO3 =>
K3PO4 + 3 HNO3 = 3 H + PO4 + 3 KNO3
SnS + K2S2 = K2SnS3 =>
SnS + K2S2 = K2SnS3
Na(HCO3) = CO2 + H2O + Na2(CO3) =>
2 Na(HCO3) = CO2 + H2O + Na2(CO3)
CH3CH2OH + NaOH = C2H6 + NaO + H2O =>
CH3CH2OH + 2 NaOH = C2H6 + 2 NaO + H2O
CuSO4 + Li2S = Li2SO4 + CuS =>
CuSO4 + Li2S = Li2SO4 + CuS
FeCl3 + H2O + H2SO4 = HCl + FeSO4 + O2 =>
4 FeCl3 + 2 H2O + 4 H2SO4 = 12 HCl + 4 FeSO4 + O2
CH3COOC2H3 + NaHCO3 = CH3COONa + H2O + CO2 =>
4 CH3COOC2H3 + 9 NaHCO3 = 9 CH3COONa + 3 H2O + 7 CO2
Zn(OH)2 + CH3COOH = Zn(CH3COO)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = Zn(CH3COO)2 + 2 H2O
CH4 + N2 + S + O2 = C144H247N39O50S3 + H2O =>
576 CH4 + 78 N2 + 12 S + 429 O2 = 4 C144H247N39O50S3 + 658 H2O
BaSO3 = Ba + SO3 =>
BaSO3 = Ba + SO3
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
AlN + HNO3 = NH4NO3 + Al(NO3)3 =>
AlN + 4 HNO3 = NH4NO3 + Al(NO3)3
Co(NO3)2*6H2O + H2O2 + NaHCO3 = Na3(Co(CO3)3)*3H2O + CO2 + NaNO3 + H2O =>
2 Co(NO3)2*6H2O + H2O2 + 10 NaHCO3 = 2 Na3(Co(CO3)3)*3H2O + 4 CO2 + 4 NaNO3 + 12 H2O
KClO3 + HCl + H2SO4 = Cl2 + K2SO4 + H2O =>
2 KClO3 + 10 HCl + H2SO4 = 6 Cl2 + K2SO4 + 6 H2O
CH3C(O)OH + CH3CH2OH = CH3C(O)OCH2CH3 + H2O =>
CH3C(O)OH + CH3CH2OH = CH3C(O)OCH2CH3 + H2O
Hg2(NO3)2 + K2CrO4 = Hg2CrO4 + KNO3 =>
Hg2(NO3)2 + K2CrO4 = Hg2CrO4 + 2 KNO3
HIN + OH = H2O + IN =>
HIN + OH = H2O + IN
HNO3 + C6H12O = C6H10O4 + H2O + NO =>
8 HNO3 + 3 C6H12O = 3 C6H10O4 + 7 H2O + 8 NO
FeCl3 + H2O + SO2 = FeCl2 + H2SO4 + HCl =>
2 FeCl3 + 2 H2O + SO2 = 2 FeCl2 + H2SO4 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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