| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + O2 = 2 SO3
H2SO4 + BaCl2 = BaSO4 + H2Cl2 =>
H2SO4 + BaCl2 = BaSO4 + H2Cl2
MnO4{-} + SO2 + H2O = Mn{2+} + SO4{2-} + H{+} =>
2 MnO4{-} + 5 SO2 + 2 H2O = 2 Mn{2+} + 5 SO4{2-} + 4 H{+}
CaC2 + H2O + CO2 = Ca(OH)2 + C2H4O2 =>
4 CaC2 + 14 H2O + 2 CO2 = 4 Ca(OH)2 + 5 C2H4O2
PbO + Ba(OH)2 = BaPbO2 + H2O =>
PbO + Ba(OH)2 = BaPbO2 + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SO3{2-} + MnO4{-} + H2O = SO4{2-} + MnO + OH{-} =>
5 SO3{2-} + 2 MnO4{-} + H2O = 5 SO4{2-} + 2 MnO + 2 OH{-}
MnO2 + KIO3 + KOH = KMnO4 + KI + H2O =>
2 MnO2 + KIO3 + 2 KOH = 2 KMnO4 + KI + H2O
CuCl2 + KI = I2 + CuI + KCl =>
2 CuCl2 + 4 KI = I2 + 2 CuI + 4 KCl
[Cd(NH3)6](NO3)2 + NaOH = Cd(OH)2 + NH3 + NaNO3 =>
[Cd(NH3)6](NO3)2 + 2 NaOH = Cd(OH)2 + 6 NH3 + 2 NaNO3
SrCl2 + NH4(OH) = Sr(OH)2 + NH4Cl =>
SrCl2 + 2 NH4(OH) = Sr(OH)2 + 2 NH4Cl
Ca(OH)2 + Cl2 = Ca(ClO)2 + CaCl + H2O =>
4 Ca(OH)2 + 3 Cl2 = 2 Ca(ClO)2 + 2 CaCl + 4 H2O
Na2S2O3 + HNO3 = S + Na2SO4 + NO2 + H2O =>
Na2S2O3 + 2 HNO3 = S + Na2SO4 + 2 NO2 + H2O
SrS(aq) + K2SO4(aq) = SrSO4(s) + K2S(aq) =>
SrS(aq) + K2SO4(aq) = SrSO4(s) + K2S(aq)
As2S3 + HNO3 = NO2 + H3AsO4 + SO2 + H2O =>
As2S3 + 22 HNO3 = 22 NO2 + 2 H3AsO4 + 3 SO2 + 8 H2O
Ag(s) + S = Ag2S =>
2 Ag(s) + S = Ag2S
Ba + H2O = BaO2 + H2 =>
Ba + 2 H2O = BaO2 + 2 H2
KI + KNO3 + H2SO4 = K2SO4 + NO + I2 + H2O =>
6 KI + 2 KNO3 + 4 H2SO4 = 4 K2SO4 + 2 NO + 3 I2 + 4 H2O
C10H21OH + O2 = CO + H2O =>
C10H21OH + 10 O2 = 10 CO + 11 H2O
V + HClO3 = V2O5 + ClO2 + H2O =>
2 V + 10 HClO3 = V2O5 + 10 ClO2 + 5 H2O
K2CO3 + Mg(OH)2 = K2CO3Mg(OH)2 =>
K2CO3 + Mg(OH)2 = K2CO3Mg(OH)2
OH + C = C2(OH)2 =>
2 OH + 2 C = C2(OH)2
Fe(NO3)3 + Sn(NO3)2 + H2O = H2SnO3 + Fe(NO3)2 + HNO3 =>
2 Fe(NO3)3 + Sn(NO3)2 + 3 H2O = H2SnO3 + 2 Fe(NO3)2 + 4 HNO3
CrO3 + NaOH = Na2CrO4 + H2O =>
CrO3 + 2 NaOH = Na2CrO4 + H2O
H2SO4 + NH4OH = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 H2O
R2NH + H3O = R2NH2 + H2O =>
R2NH + H3O = R2NH2 + H2O
Ag2O(s) + NH3(aq) + H2O(l) = Ag(NH3)2(aq) + OH =>
Ag2O(s) + 4 NH3(aq) + H2O(l) = 2 Ag(NH3)2(aq) + 2 OH
Ni(OH)2(aq) + NaClO(aq) = NiOOH(aq) + H2O(aq) + NaCl(aq) =>
2 Ni(OH)2(aq) + NaClO(aq) = 2 NiOOH(aq) + H2O(aq) + NaCl(aq)
NH4VO3 + HCl + SnCl2 = VCl2 + SnCl4 + H2O + NH4Cl =>
2 NH4VO3 + 12 HCl + 3 SnCl2 = 2 VCl2 + 3 SnCl4 + 6 H2O + 2 NH4Cl
Mg(OH)2 + HCI = Mg(CI)2 + H2O =>
Mg(OH)2 + 2 HCI = Mg(CI)2 + 2 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
HCl + (NH4)2Br = HBr + Cl(NH4)2 =>
HCl + (NH4)2Br = HBr + Cl(NH4)2
BaCl2 + K2SO4(aq) = BaSO4(s) + KCl =>
BaCl2 + K2SO4(aq) = BaSO4(s) + 2 KCl
I2 + F2 = IF5 =>
I2 + 5 F2 = 2 IF5
(NH4)2SO4 + CoSO4*6H2O = (NH4)2Co(SO4)2 + H2O =>
(NH4)2SO4 + CoSO4*6H2O = (NH4)2Co(SO4)2 + 6 H2O
MnSO4 + HCl = Mn + H2SO4 + Cl2 =>
MnSO4 + 2 HCl = Mn + H2SO4 + Cl2
TiCl4 + Na3N = Ti3N4 + NaCl =>
3 TiCl4 + 4 Na3N = Ti3N4 + 12 NaCl
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
CH3COOH + MgO = MgO(CH3COO)2 + H2 =>
2 CH3COOH + MgO = MgO(CH3COO)2 + H2
KI + KNO3 + H2SO4 = K2SO4 + NO + I2 + H2O =>
6 KI + 2 KNO3 + 4 H2SO4 = 4 K2SO4 + 2 NO + 3 I2 + 4 H2O
NaNO3 + Fe2SO4 = Na2SO4 + FeNO3 =>
2 NaNO3 + Fe2SO4 = Na2SO4 + 2 FeNO3
NaBrO + NH2CONH2 = NaBr + CO2 + H2O + N2 =>
3 NaBrO + NH2CONH2 = 3 NaBr + CO2 + 2 H2O + N2
K2O + HCl = K2OHCl =>
K2O + HCl = K2OHCl
NaI + H2O + Br2 = NaIO3 + HBr =>
NaI + 3 H2O + 3 Br2 = NaIO3 + 6 HBr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
(CH3)2CCHCH2CH2CH3 + HCl = (CH3)2CClCH2CH2CH2CH3 =>
(CH3)2CCHCH2CH2CH3 + HCl = (CH3)2CClCH2CH2CH2CH3
K3(PO4) + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3(PO4) + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/24
Équations équilibrées sur05/21/23
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