| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCH3CO2 + H2SO4 = 2 C2H4O2 + Na2SO4
I{-}(aq) + Br2(aq) = I2(aq) + Br{-}(aq) =>
2 I{-}(aq) + Br2(aq) = I2(aq) + 2 Br{-}(aq)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2SO4 + Bi(NO3)3 = Bi2(SO4)3 + NaNO3 =>
3 Na2SO4 + 2 Bi(NO3)3 = Bi2(SO4)3 + 6 NaNO3
Na2CO3 + H3AsO4 = Na3AsO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3AsO4 = 2 Na3AsO4 + 3 H2O + 3 CO2
C2H5NSCl + O2 = CO + H2O + NO2 + SO3 + HCl =>
2 C2H5NSCl + 9 O2 = 4 CO + 4 H2O + 2 NO2 + 2 SO3 + 2 HCl
H2CO + K2Cr2O7 + H2SO4 = HCOOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 H2CO + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + 4 H2O + K2SO4 + Cr2(SO4)3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CH3CH2OH + MnO4{-} = CH3COOH + MnO2 + H2O + OH{-} =>
3 CH3CH2OH + 4 MnO4{-} = 3 CH3COOH + 4 MnO2 + H2O + 4 OH{-}
Na2H2C2O6 = Na2CO3 + H2O + CO2 =>
Na2H2C2O6 = Na2CO3 + H2O + CO2
Cu2O(l) + Cu2S(l) = Cu(l) + SO2(g) =>
2 Cu2O(l) + Cu2S(l) = 6 Cu(l) + SO2(g)
PbS + O2 = PbSO4PbO + SO2 =>
4 PbS + 7 O2 = 2 PbSO4PbO + 2 SO2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
HC2H5Cl2 + O2 = CO2 + H2O + Cl2 =>
2 HC2H5Cl2 + 7 O2 = 4 CO2 + 6 H2O + 2 Cl2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2(O) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2(O)
Ca2 + H2O = CaH2 + O =>
Ca2 + 2 H2O = 2 CaH2 + 2 O
Na2[B2(OH)4(O2)2] + KI + HCl = KCl + NaBO2 + H2O + I2 =>
Na2[B2(OH)4(O2)2] + 4 KI + 4 HCl = 4 KCl + 2 NaBO2 + 4 H2O + 2 I2
CuSO4 + H2S = CuS + H2SO27 =>
27 CuSO4 + 4 H2S = 27 CuS + 4 H2SO27
KCH3 + H2O = KOH + CH4 =>
KCH3 + H2O = KOH + CH4
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
AlCl + NaHO = AlHO + NaCl =>
AlCl + NaHO = AlHO + NaCl
CoCl2 + NaSCN = Co(SCN)2 + NaCl =>
CoCl2 + 2 NaSCN = Co(SCN)2 + 2 NaCl
CH3CH2COOMgBr + H2O = CH3CH2COOH + HBr + Mg(OH)2 =>
CH3CH2COOMgBr + 2 H2O = CH3CH2COOH + HBr + Mg(OH)2
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O =>
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O
ThPO4 = Th + P + O2 =>
ThPO4 = Th + P + 2 O2
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
FeSO4 + KCN + FeCl3 = KFe[Fe(CN)6] + K2SO4 + KCl =>
FeSO4 + 6 KCN + FeCl3 = KFe[Fe(CN)6] + K2SO4 + 3 KCl
SrO(s) + HCl(aq) = H2O + SrCl2 =>
SrO(s) + 2 HCl(aq) = H2O + SrCl2
NH4Cl + H2O2 = NH4ClO + H2O =>
NH4Cl + H2O2 = NH4ClO + H2O
K4[Fe(CN)6] + NaOH = Fe(OH)2 + KCN + NaCN =>
K4[Fe(CN)6] + 2 NaOH = Fe(OH)2 + 4 KCN + 2 NaCN
Cr2 + Pb(NO3)4 = Cr(NO3)3 + Pb2 =>
4 Cr2 + 6 Pb(NO3)4 = 8 Cr(NO3)3 + 3 Pb2
Zn + S4 = ZnS =>
4 Zn + S4 = 4 ZnS
Pb(No3)2 + Na2S = PbS + Na(No3) =>
Pb(No3)2 + Na2S = PbS + 2 Na(No3)
Cr2O3 + Ba(OH)2 = Ba3(CrO3)2 + H2O =>
Cr2O3 + 3 Ba(OH)2 = Ba3(CrO3)2 + 3 H2O
Al(OH)3 + NH4Cl = AlCl3 + NH3 + H2O =>
Al(OH)3 + 3 NH4Cl = AlCl3 + 3 NH3 + 3 H2O
KMnO4 + H2 = K + MnO + H2O =>
KMnO4 + 3 H2 = K + MnO + 3 H2O
C3H6Br2 = C3Br2H6 =>
C3H6Br2 = C3Br2H6
Eu(OH)3 + HNO3 = Eu(NO3)3 + H2O =>
Eu(OH)3 + 3 HNO3 = Eu(NO3)3 + 3 H2O
C16O2H34 + O2 = CO2 + H2O =>
2 C16O2H34 + 47 O2 = 32 CO2 + 34 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SiOH + NaOH = H2 + Na2SiO3 =>
2 SiOH + 4 NaOH = 3 H2 + 2 Na2SiO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
BaO2 + HCl = BaCl2 + H2O2 =>
BaO2 + 2 HCl = BaCl2 + H2O2
Pt + HCl = PtCl4 + H2 =>
Pt + 4 HCl = PtCl4 + 2 H2
H2SiF6 + KOH = KF + SiO2 + H2O =>
H2SiF6 + 6 KOH = 6 KF + SiO2 + 4 H2O
Na2SO4 = Na + Na2S2O7 + O2 =>
4 Na2SO4 = 4 Na + 2 Na2S2O7 + O2
Ge + O2 = GeO =>
2 Ge + O2 = 2 GeO
MgSO4 + KNO3 = Mg(NO3)2 + K2SO4 =>
MgSO4 + 2 KNO3 = Mg(NO3)2 + K2SO4
HCl + KCl = HKCl2 =>
HCl + KCl = HKCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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