| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgNO3 + K2Cr2O7 = Ag2Cr2O7 + 2 KNO3
NO3 = NO2 + O2 =>
2 NO3 = 2 NO2 + O2
Ba(OH)2(s) = BaO(s) + H2O(l) =>
Ba(OH)2(s) = BaO(s) + H2O(l)
C2H6 + HNO3 = CH3CH2NO2 + H2O =>
C2H6 + HNO3 = CH3CH2NO2 + H2O
Al2(CO3)3 + HBr = AlBr3 + H2CO3 =>
Al2(CO3)3 + 6 HBr = 2 AlBr3 + 3 H2CO3
Al(OH)3 + SiO2 = Al2(SiO3)3 + H2O =>
2 Al(OH)3 + 3 SiO2 = Al2(SiO3)3 + 3 H2O
H2S(aq) + Ca(OH)2(aq) = H2O(l) + CaS(s) =>
H2S(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaS(s)
CuCl + NH3 + H2O = Cu(NH3)4(H2O)2 + NH4Cl + OH =>
CuCl + 5 NH3 + 3 H2O = Cu(NH3)4(H2O)2 + NH4Cl + OH
CuNO3 + H2O = HNO3 + CuOH =>
CuNO3 + H2O = HNO3 + CuOH
K2CrO4 = K + CrO4 =>
K2CrO4 = 2 K + CrO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
BaCrO4 + HNO3 = Ba(NO3)2 + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 HNO3 = 2 Ba(NO3)2 + H2Cr2O7 + H2O
H2O + NH2OH = H3O{-} + NH2O{+} =>
H2O + NH2OH = H3O{-} + NH2O{+}
K2C2O4 + H2SO4 = K2SO4 + CO + CO2 + H2O =>
K2C2O4 + H2SO4 = K2SO4 + CO + CO2 + H2O
FeS + Cl2 = FeCl3 + S8 =>
8 FeS + 12 Cl2 = 8 FeCl3 + S8
(NH4)2S(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrS(aq) =>
(NH4)2S(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrS(aq)
Bi(OH)3 + H3PO4 = BiPO4 + H2O =>
Bi(OH)3 + H3PO4 = BiPO4 + 3 H2O
Zn + KNO3 + H2SO4 = ZnSO4 + KNO2 + H2O =>
Zn + KNO3 + H2SO4 = ZnSO4 + KNO2 + H2O
Cu + HClO4 = HClO3 + CuO =>
Cu + HClO4 = HClO3 + CuO
CuSO4(aq) + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4(aq) + 2 Fe = Fe2(SO4)3 + 3 Cu
Na2S2O3 + AgNO3 = Ag2SO3 + NaNO3 + S =>
Na2S2O3 + 2 AgNO3 = Ag2SO3 + 2 NaNO3 + S
ClO + Br = BrO + Cl =>
ClO + Br = BrO + Cl
C6H8O7 + BaCO3 = C12H10Ba3O14 + CO2 + H2O =>
2 C6H8O7 + 3 BaCO3 = C12H10Ba3O14 + 3 CO2 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3OH + HCHO = CH3OCH2OCH3 + H2O =>
2 CH3OH + HCHO = CH3OCH2OCH3 + H2O
C6H10 + HBr = C6H11 + Br =>
C6H10 + HBr = C6H11 + Br
Fe2O3 + Cl2 + OH{-} = FeO4{-2} + Cl{-} + H2O =>
Fe2O3 + 3 Cl2 + 10 OH{-} = 2 FeO4{-2} + 6 Cl{-} + 5 H2O
CoCl2 + Na2O2 + Na(OH) + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 Na(OH) + 2 H2O = 2 Co(OH)3 + 4 NaCl
KMnO4 + Zn + KOH = K2MnO4 + K2ZnO2 + H2O =>
2 KMnO4 + Zn + 4 KOH = 2 K2MnO4 + K2ZnO2 + 2 H2O
ClKBr = KCl + Br =>
ClKBr = KCl + Br
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H6O + KMnO4 = K2CO3 + MnO2 + H2O =>
C2H6O + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 3 H2O
HC2H3O2(aq) + LiHSO3(aq) = H2O + CO2 + LiCH3SO2 =>
HC2H3O2(aq) + LiHSO3(aq) = H2O + CO2 + LiCH3SO2
Na2 + H2O = NaO2 + H2 =>
Na2 + 4 H2O = 2 NaO2 + 4 H2
NaCH3COO + HCl = NaCl + CH3COOH =>
NaCH3COO + HCl = NaCl + CH3COOH
P4 + O = P4O10 =>
P4 + 10 O = P4O10
Br2 + O2 = Br2O7 =>
2 Br2 + 7 O2 = 2 Br2O7
NaHCO3 + O2 = CO2 + H2O + NaO =>
4 NaHCO3 + O2 = 4 CO2 + 2 H2O + 4 NaO
C3H6O3 + O2 = CO2 + H2O =>
C3H6O3 + 3 O2 = 3 CO2 + 3 H2O
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
HClO2 = H + ClO2 =>
HClO2 = H + ClO2
Ni(NO3)2 + NH3 + H2O = Ni(OH)2 + NH4NO3 =>
Ni(NO3)2 + 2 NH3 + 2 H2O = Ni(OH)2 + 2 NH4NO3
NaI + MnO4 + H2SO4 = MnSO4 + NaHSO4 + H2O + I2 =>
6 NaI + MnO4 + 7 H2SO4 = MnSO4 + 6 NaHSO4 + 4 H2O + 3 I2
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
K2CrO4 + NH3 = K + NH3CrO4 =>
K2CrO4 + NH3 = 2 K + NH3CrO4
IO3{-} + N3{-} + H2O = I2 + N2 + OH{-} =>
2 IO3{-} + 10 N3{-} + 6 H2O = I2 + 15 N2 + 12 OH{-}
Ba(NO3)2 + K3Fe(CN)6 = Ba3(Fe(CN)6)2 + KNO3 =>
3 Ba(NO3)2 + 2 K3Fe(CN)6 = Ba3(Fe(CN)6)2 + 6 KNO3
Pb(CH3COO)2 + Na2S = PbS + Na2(CH3COO)2 =>
Pb(CH3COO)2 + Na2S = PbS + Na2(CH3COO)2
SN(OH)2 + KOH = K2SNO2 + H2O =>
SN(OH)2 + 2 KOH = K2SNO2 + 2 H2O
KOH + NaHSO3 = KHSO3 + NaOH =>
KOH + NaHSO3 = KHSO3 + NaOH
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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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