| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H + CO3 = H2CO3
Ni + Cu(NO3)2 = Ni(NO3)2Cu =>
Ni + Cu(NO3)2 = Ni(NO3)2Cu
NaOH3 = H2 + Na + O2 =>
2 NaOH3 = 3 H2 + 2 Na + O2
CoCl2 + Cu = CuCl2 + Co =>
CoCl2 + Cu = CuCl2 + Co
C2H5NH3Cl + KOH = C2H5NH2 + KCl + H2O =>
C2H5NH3Cl + KOH = C2H5NH2 + KCl + H2O
SB + Cl2 = SBCl3 =>
2 SB + 3 Cl2 = 2 SBCl3
MgSO4 + NaF = MgF + NaSO4 =>
MgSO4 + NaF = MgF + NaSO4
SeO2(s) + HF(g) = SeF4(g) + H2O(l) =>
SeO2(s) + 4 HF(g) = SeF4(g) + 2 H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(a)HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2(a)HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
C2H3Cl3 = (C2H3Cl)2 + Cl =>
2 C2H3Cl3 = (C2H3Cl)2 + 4 Cl
C60 = C26 =>
13 C60 = 30 C26
O3 + PbS = PbO + SO3 =>
4 O3 + 3 PbS = 3 PbO + 3 SO3
CH4 + NH3 + H2O = C2H5NO3 + H2 =>
2 CH4 + NH3 + 3 H2O = C2H5NO3 + 6 H2
CH3OH + KOH = CH3OK + H2O =>
CH3OH + KOH = CH3OK + H2O
Al(OH)3 + C6H8O7 = H2O + AlCO2 =>
6 Al(OH)3 + C6H8O7 = 13 H2O + 6 AlCO2
Li2O + SO2 = LiO2 + S2O =>
Li2O + 2 SO2 = 2 LiO2 + S2O
Na2O + Cl2 = Na2Cl + O2 =>
2 Na2O + Cl2 = 2 Na2Cl + O2
potassiumchloride + oxygen = potassiumchlorate =>
2 KCl + 3 O2 = 2 KClO3
H2O + {-} + MnO2 = Mn{2+} + OH{-} =>
2 H2O + 2e + MnO2 = Mn{2+} + 4 OH{-}
ZnCl2(aq) + Na2S(aq) = ZnS + NaCl =>
ZnCl2(aq) + Na2S(aq) = ZnS + 2 NaCl
Mg + Fe2O3 = Mg2O + Fe =>
6 Mg + Fe2O3 = 3 Mg2O + 2 Fe
SO2 + LiOH = Li2SO3 + H2O =>
SO2 + 2 LiOH = Li2SO3 + H2O
C7H6O2 + CH4 = CH3 + H2O =>
C7H6O2 + 19 CH4 = 26 CH3 + 2 H2O
CrCl3 + Na2CO3 + H2O = Cr(OH)3 + NaCl2 + CO =>
4 CrCl3 + 3 Na2CO3 + 6 H2O = 4 Cr(OH)3 + 6 NaCl2 + 3 CO
Al + NiCl2 = AlCl + Ni =>
2 Al + NiCl2 = 2 AlCl + Ni
K2Cr2O7 + CH3CH2CH2OH + H2SO4 = K2SO4 + Cr2(SO4)3 + CH3CH2COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2CH2OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 CH3CH2COOH + 11 H2O
FeCl3 + NaScN = Fe(ScN)3 + NaCl =>
FeCl3 + 3 NaScN = Fe(ScN)3 + 3 NaCl
HVO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + VSO4 + H2O =>
2 HVO3 + 6 FeSO4 + 5 H2SO4 = 3 Fe2(SO4)3 + 2 VSO4 + 6 H2O
HCOOH + PbO2 = Pb(HCOO)2 + CO2 + H2O =>
3 HCOOH + PbO2 = Pb(HCOO)2 + CO2 + 2 H2O
H2O + Al + Cr2O7 = Al(OH)3 + Cr(OH)4 =>
7 H2O + 2 Al + Cr2O7 = 2 Al(OH)3 + 2 Cr(OH)4
As4 + Cl2 = As4Cl2 =>
As4 + Cl2 = As4Cl2
KMnO4 + H2SO4 + KI = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 5 I2 + 6 K2SO4 + 8 H2O
HNO3 + Ba(OH)2 = H2O + Ba(NO3)2 =>
2 HNO3 + Ba(OH)2 = 2 H2O + Ba(NO3)2
C2H6 + Br = C2H5Br + H2 =>
2 C2H6 + 2 Br = 2 C2H5Br + H2
CuO(aq) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) =>
CuO(aq) + 2 HNO3(aq) = Cu(NO3)2(aq) + H2O(l)
MnO + PbO2 + H{+} = MnO4{-} + Pb{2}{+} + H2O =>
2 MnO + 5 PbO2 + 8 H{+} = 2 MnO4{-} + 5 Pb{2}{+} + 4 H2O
Ca(C2H3O2)2 + AgNO3 = CaNO3 + Ag(C2H3O2)2 =>
Ca(C2H3O2)2 + AgNO3 = CaNO3 + Ag(C2H3O2)2
Ba(NO3)2(aq) + CuSO4 = BaSO4() + Cu(NO3)2() =>
Ba(NO3)2(aq) + CuSO4 = BaSO4() + Cu(NO3)2()
Cr2(SO4)3 + KClO3 + KOH = K2CrO7 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + 3 KClO3 + 10 KOH = 2 K2CrO7 + 3 KCl + 3 K2SO4 + 5 H2O
BaCO3 + CH3COOH = Ba{2+CH3COO{-}+CO2+H2O{+} =>
6 BaCO3 + 19 CH3COOH = 6 Ba{2+20CH3COO{-}+4CO2+8H2O{+}
SnCl2 + AgNO3 = AgCl + Sn(NO3)2 =>
SnCl2 + 2 AgNO3 = 2 AgCl + Sn(NO3)2
OH + Fe = Fe(OH) =>
OH + Fe = Fe(OH)
SrF2 + MoO3 + HF = SrMoO2F4 + H2O =>
SrF2 + MoO3 + 2 HF = SrMoO2F4 + H2O
C6H12O6 + KNO3 = CO2 + H2O + K2O + NO =>
C6H12O6 + 8 KNO3 = 6 CO2 + 6 H2O + 4 K2O + 8 NO
Cu2S + O2 = Cu2O + S =>
2 Cu2S + O2 = 2 Cu2O + 2 S
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
C7H14O9 = C7H14 + O =>
C7H14O9 = C7H14 + 9 O
K2Cr2O7 + H2SO4 + KI = I2 + Cr2(SO3)3 + K2SO4 + H2O =>
K2Cr2O7 + 10 H2SO4 + 12 KI = 6 I2 + Cr2(SO3)3 + 7 K2SO4 + 10 H2O
NaBH4 + NH4Cl = B3H6N3 + NaCl + H2 =>
3 NaBH4 + 3 NH4Cl = B3H6N3 + 3 NaCl + 9 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/01/23
Équations équilibrées sur12/31/22
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