| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 12 KCN = 2 K3(Fe(CN)6) + 3 K2SO4
Co(OH)3 + KI + HCl = CoCl2 + KCl + H2O + I2 =>
2 Co(OH)3 + 2 KI + 6 HCl = 2 CoCl2 + 2 KCl + 6 H2O + I2
Fe2P(s) + S(s) = P4S10(s) + FeS(s) =>
4 Fe2P(s) + 18 S(s) = P4S10(s) + 8 FeS(s)
H2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl3 + H2O =>
H2Cr2O7 + 3 SnCl2 + 12 HCl = 3 SnCl4 + 2 CrCl3 + 7 H2O
Ca(NO3)2 + O2 = CaO + NO3 =>
2 Ca(NO3)2 + O2 = 2 CaO + 4 NO3
HS2O4{-} + AsO4{3-} + H2O = SO4{2-} + AsO2{-} + OH{-} =>
HS2O4{-} + 3 AsO4{3-} + H2O = 2 SO4{2-} + 3 AsO2{-} + 3 OH{-}
Fe(OH)2 + KHSO4 = FeSO4 + K2SO4 + H2O =>
Fe(OH)2 + 2 KHSO4 = FeSO4 + K2SO4 + 2 H2O
Al + Zn(NO3)2 = Al(NO3)3 + Zn =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
Mg(OH)2 + Mg(Cl)2 = MgOHCl =>
Mg(OH)2 + Mg(Cl)2 = 2 MgOHCl
C8 + O2 = CO2 =>
C8 + 8 O2 = 8 CO2
Al + Zn(NO3)2 = Al(NO3)3 + Zn =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
ZnO + Cl = ZnCl2 + O2 =>
2 ZnO + 4 Cl = 2 ZnCl2 + O2
Al(OH)3(s) + NaOH = NaAlO2(aq) + H2O(l) =>
Al(OH)3(s) + NaOH = NaAlO2(aq) + 2 H2O(l)
Na2O + Br = O + NaBr =>
Na2O + 2 Br = O + 2 NaBr
NH3 + BaCl2 = Ba(NH3)4 + Cl2 =>
4 NH3 + BaCl2 = Ba(NH3)4 + Cl2
IO3{-} + I{-} + H{+} = I3{+} + H2O =>
2 IO3{-} + 7 I{-} + 12 H{+} = 3 I3{+} + 6 H2O
FeCl3 + ZnS = ZnCl2 + Fe2S3 =>
2 FeCl3 + 3 ZnS = 3 ZnCl2 + Fe2S3
NiSO4 + NH3 + C4H8N2O2 = Ni(C4H7N2O2)2 + (NH4)2SO4 =>
NiSO4 + 2 NH3 + 2 C4H8N2O2 = Ni(C4H7N2O2)2 + (NH4)2SO4
HCl + SeS2 = H2S + Cl + Se =>
4 HCl + SeS2 = 2 H2S + 4 Cl + Se
H3PO4 + KNO3 = HNO3 + K3PO4 =>
H3PO4 + 3 KNO3 = 3 HNO3 + K3PO4
Al + Zn(NO3)2 = Al(NO3)3 + Zn =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
BiO3{-} + Cr3{+} + H{+} = Cr2O72{-} + Bi3{+} + H2O =>
183 BiO3{-} + 4 Cr3{+} + 234 H{+} = 6 Cr2O72{-} + 61 Bi3{+} + 117 H2O
HCl + K2Cr2O7 + RbI = CrCl3 + RbIO4 + KCl + H2O =>
32 HCl + 4 K2Cr2O7 + 3 RbI = 8 CrCl3 + 3 RbIO4 + 8 KCl + 16 H2O
Pb(No3)2 + K2HPO4 = Pb(HPO4) + KNo3 =>
Pb(No3)2 + K2HPO4 = Pb(HPO4) + 2 KNo3
Cu + H{+} + HSO4{-} = Cu{+2} + SO2 + H2O =>
Cu + 3 H{+} + HSO4{-} = Cu{+2} + SO2 + 2 H2O
HCH3CO2 + C2H5OH = C2H5CO2CH3 + H2O =>
HCH3CO2 + C2H5OH = C2H5CO2CH3 + H2O
Fe{3+} + FeS2 = Fe{2+} + S =>
2 Fe{3+} + FeS2 = 3 Fe{2+} + 2 S
AgNO3 + NaCN = NaNO3 + Na[Ag(CN)2] =>
AgNO3 + 2 NaCN = NaNO3 + Na[Ag(CN)2]
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO2 + H2O =>
Fe3P + 23 HNO3 = 3 Fe(NO3)3 + H3PO4 + 14 NO2 + 10 H2O
NaHSO4 + Ba(NO3)2 = Ba(HSO4)2 + NaNO3 =>
2 NaHSO4 + Ba(NO3)2 = Ba(HSO4)2 + 2 NaNO3
K3Fe(CN)6 + H2SO4 + H2O2 = K2SO4 + Fe2(SO4)3 + NO + CO2 + H2O =>
2 K3Fe(CN)6 + 6 H2SO4 + 42 H2O2 = 3 K2SO4 + Fe2(SO4)3 + 12 NO + 12 CO2 + 48 H2O
CuCl2 + (NH4)3P = Cu3P2 + NH4Cl =>
3 CuCl2 + 2(NH4)3P = Cu3P2 + 6 NH4Cl
Mg(CH3COO)2 = MgO + CO2 + C3H6O =>
Mg(CH3COO)2 = MgO + CO2 + C3H6O
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
KNO3() = KNO2 + O2 =>
2 KNO3() = 2 KNO2 + O2
AlCl3 + CeO2 = Al2O3 + CeCl3 + O2 =>
4 AlCl3 + 4 CeO2 = 2 Al2O3 + 4 CeCl3 + O2
C6H8O7(s) + NaHCO3(s) = CO2(g) + H2O(l) + Na3C6H5O7(s) =>
C6H8O7(s) + 3 NaHCO3(s) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7(s)
Zn(s) + S8 = ZnS(s) =>
8 Zn(s) + S8 = 8 ZnS(s)
C6H5NO3 + O2 = CO2 + H2O + NO3 =>
4 C6H5NO3 + 29 O2 = 24 CO2 + 10 H2O + 4 NO3
C18H30O2 + CH3OH = C3H8O3 + C19H32O2 =>
34 C18H30O2 + 11 CH3OH = 5 C3H8O3 + 32 C19H32O2
Sn + NO3{-} + H{+} = Sn2{+} + NH4{+} + H2O =>
16 Sn + NO3{-} + 10 H{+} = 8 Sn2{+} + NH4{+} + 3 H2O
Na2(CO3) + H(C2H3O2) = Na(C2H3O2) + H2(CO3) =>
Na2(CO3) + 2 H(C2H3O2) = 2 Na(C2H3O2) + H2(CO3)
Na2SO4 + (CH3COO)2Pb = PbSO4 + Na(CH3COO) =>
Na2SO4 + (CH3COO)2Pb = PbSO4 + 2 Na(CH3COO)
CH3CH2OH + NaClO = CH3CHO + NaCl + H2O =>
CH3CH2OH + NaClO = CH3CHO + NaCl + H2O
Na2SiO3 + AlCl3 = NaCl + Al2(SiO3)3 =>
3 Na2SiO3 + 2 AlCl3 = 6 NaCl + Al2(SiO3)3
P(s) + Cl2 = PCl3 =>
2 P(s) + 3 Cl2 = 2 PCl3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
K2MnO4 + CO2 = K2CO3 + KMnO4 + MnO2 =>
3 K2MnO4 + 2 CO2 = 2 K2CO3 + 2 KMnO4 + MnO2
P4Cl10 = P2 + Cl2 =>
P4Cl10 = 2 P2 + 5 Cl2
BaCO3 + C = BaO + CO =>
BaCO3 + C = BaO + 2 CO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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