| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KCl + H2S = K2S + 2 HCl
Na2CO3 + SrCO3 + SiO2 = NaSrSiO3 + O2 + CO2 =>
2 Na2CO3 + 4 SrCO3 + 4 SiO2 = 4 NaSrSiO3 + O2 + 6 CO2
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
S2 + O2 + H2O = H2SO4 =>
S2 + 3 O2 + 2 H2O = 2 H2SO4
[Ag(NH3)2]{+} + CO + H2O = Ag + CO3{-2} + NH4{+} =>
2[Ag(NH3)2]{+} + CO + 2 H2O = 2 Ag + CO3{-2} + 4 NH4{+}
MnO2 + H2O = Mn + OH =>
MnO2 + 2 H2O = Mn + 4 OH
Ga + H3PO4 = GaPO4 + H2 =>
2 Ga + 2 H3PO4 = 2 GaPO4 + 3 H2
NO3{-}1 + Al + H2O + OH{-}1 = Al(OH)6{-}3 + NH3 =>
5 NO3{-}1 + 8 Al + 30 H2O + 3 OH{-}1 = 8 Al(OH)6{-}3 + 5 NH3
Al + H2SO4 = H2S + AlO =>
4 Al + H2SO4 = H2S + 4 AlO
Cu{2+} + KOH = Cu(OH)2 + K{+} =>
Cu{2+} + 2 KOH = Cu(OH)2 + 2 K{+}
BaSO4 + FeI3 = BaI2 + Fe2(SO4)3 =>
3 BaSO4 + 2 FeI3 = 3 BaI2 + Fe2(SO4)3
NaCNO5 + H2O = NaOH + HCNO5 =>
NaCNO5 + H2O = NaOH + HCNO5
Pb(NO3)2(ag) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(ag) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
Mn2O7 + HCl = MnCl2 + Cl2 + H2O =>
Mn2O7 + 14 HCl = 2 MnCl2 + 5 Cl2 + 7 H2O
SnO2 + NO2 + H2O = Sn + HNO3 =>
SnO2 + 4 NO2 + 2 H2O = Sn + 4 HNO3
Cu(OH)3 + KOH = K3[Cu(OH)6] =>
Cu(OH)3 + 3 KOH = K3[Cu(OH)6]
B4C3 + H2O = CH3 + B2 + O2 =>
4 B4C3 + 18 H2O = 12 CH3 + 8 B2 + 9 O2
ClO{-} + I{-} + H{+} + KI = H2O + I2 + KCl =>
ClO{-} + I{-} + 2 H{+} + KI = H2O + I2 + KCl
HNO3 + FeS = Fe(NO3)2 + H2S =>
2 HNO3 + FeS = Fe(NO3)2 + H2S
C2H5OH + C4H7COOH = C3H7COOC2H5 + H2O =>
4 C2H5OH + 2 C4H7COOH = 3 C3H7COOC2H5 + 2 H2O
H + O = H2O =>
2 H + O = H2O
Na2CO3 = CO2Na2O =>
Na2CO3 = CO2Na2O
C4H9OH + Cr2O7{2-} + H{+} = C4H8O + Cr{3+} + H2O =>
3 C4H9OH + Cr2O7{2-} + 8 H{+} = 3 C4H8O + 2 Cr{3+} + 7 H2O
MgO + C6H8O7 = Mg2C6H4O7 + H2O =>
2 MgO + C6H8O7 = Mg2C6H4O7 + 2 H2O
As + Br2 = As2Br =>
4 As + Br2 = 2 As2Br
FeO + NaOH = Fe2O3 + NaH =>
2 FeO + NaOH = Fe2O3 + NaH
Na2SO4 + KCl = K2(SO4) + NaCl =>
Na2SO4 + 2 KCl = K2(SO4) + 2 NaCl
C6H4COOH + H2O = H3O + C6H4COO =>
C6H4COOH + H2O = H3O + C6H4COO
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Cu(C6H12N4)(ClO4)2 + Cu(NH3)4(ClO4)2 = CO + Cu + HCl + H2O + N2 =>
Cu(C6H12N4)(ClO4)2 + Cu(NH3)4(ClO4)2 = 6 CO + 2 Cu + 4 HCl + 10 H2O + 4 N2
(NH4)HPO4 = NH4 + H2 + PO4 =>
2(NH4)HPO4 = 2 NH4 + H2 + 2 PO4
Fe(NO3)2 + Na2CO3(aq) = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3(aq) = FeCO3 + 2 NaNO3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
Pb(NO3)2 + NH3 = Pb(NH3)2 + NO3 =>
Pb(NO3)2 + 2 NH3 = Pb(NH3)2 + 2 NO3
Cl2 + CuBr2 = CuCl + Br =>
Cl2 + 2 CuBr2 = 2 CuCl + 4 Br
Ni(NO3)2 + CaF2 = NiF2 + Ca(NO3)2 =>
Ni(NO3)2 + CaF2 = NiF2 + Ca(NO3)2
BrO3{-} + HAsO3{2-} + H{+} = Br{-} + H3AsO4 =>
BrO3{-} + 3 HAsO3{2-} + 6 H{+} = Br{-} + 3 H3AsO4
Al + Fe2(O2)3 = Al2(O2)3 + Fe =>
2 Al + Fe2(O2)3 = Al2(O2)3 + 2 Fe
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2 =>
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2
H3PO4 + P4O10 = H4P2O7 =>
8 H3PO4 + P4O10 = 6 H4P2O7
CuNO3 + I2 = Cu(NO3)2 + CuI2 =>
2 CuNO3 + I2 = Cu(NO3)2 + CuI2
CrO + Fe2O3 = Cr2O5 + FeO =>
2 CrO + 3 Fe2O3 = Cr2O5 + 6 FeO
C7H6O3 + H2O2 = CO2 + H2O =>
C7H6O3 + 14 H2O2 = 7 CO2 + 17 H2O
B2O3 + HNo3 = B(No3)3 + H2O =>
B2O3 + 6 HNo3 = 2 B(No3)3 + 3 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Mg(OH)2(aq) + H2C2O4(aq) = H2O(l) + MgC2O4(s) =>
Mg(OH)2(aq) + H2C2O4(aq) = 2 H2O(l) + MgC2O4(s)
FeS + Fe2O3 = Fe + FeSO4 =>
3 FeS + 4 Fe2O3 = 8 Fe + 3 FeSO4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KI + Cl2 = Cl2KCl + I2 =>
2 KI + 3 Cl2 = 2 Cl2KCl + I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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