| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
CdCl2 + H2O = Cd(OH)2 + HCl =>
CdCl2 + 2 H2O = Cd(OH)2 + 2 HCl
Br2 + H2O = BrO3{-} + Br{-} + H{+} =>
3 Br2 + 3 H2O = BrO3{-} + 5 Br{-} + 6 H{+}
MgCO3*CaCO3 + HCl = H2CO3 + CaCl2 + MgCl2 =>
MgCO3*CaCO3 + 4 HCl = 2 H2CO3 + CaCl2 + MgCl2
Fe + Cu2(SO4)2 = Fe(SO4)2 + Cu2 =>
Fe + Cu2(SO4)2 = Fe(SO4)2 + Cu2
CuO + AgCl = CuCl + AgO =>
CuO + AgCl = CuCl + AgO
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HCOOH(aq) = H2O(l) + CO(g) =>
HCOOH(aq) = H2O(l) + CO(g)
Zn + NO3{-} + H2O = Zn(OH)4{2-} + NH3 + H{+} =>
4 Zn + NO3{-} + 13 H2O = 4 Zn(OH)4{2-} + NH3 + 7 H{+}
SiI4(s) + Mg(s) = Si(s) + MgI2(s) =>
SiI4(s) + 2 Mg(s) = Si(s) + 2 MgI2(s)
CH4 + CO2 = C2H2 + H2O =>
5 CH4 + 3 CO2 = 4 C2H2 + 6 H2O
Hg + F2 = HgF4 =>
Hg + 2 F2 = HgF4
H3AsO4 + Fe(OH)2 = FeHAsO4 + H2O =>
H3AsO4 + Fe(OH)2 = FeHAsO4 + 2 H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
Fe(III) + CuSO4 = Fe(III)SO4 + Cu =>
Fe(III) + CuSO4 = Fe(III)SO4 + Cu
Cu2O + CH4 = H2O + Cu + CO2 =>
4 Cu2O + CH4 = 2 H2O + 8 Cu + CO2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)2(aq) + Ca(aq) =>
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)2(aq) + Ca(aq)
Fe(SCN)3 + NaH2PO4 = NaSCN + Fe(H2PO4)3 =>
Fe(SCN)3 + 3 NaH2PO4 = 3 NaSCN + Fe(H2PO4)3
Mg(ClO4)2 = MgCl2 + O3 =>
3 Mg(ClO4)2 = 3 MgCl2 + 8 O3
CH3COOH + KOH = KC2H3O2 + H2O =>
CH3COOH + KOH = KC2H3O2 + H2O
P2S5 + O2 = P4O10 + SO2 =>
2 P2S5 + 15 O2 = P4O10 + 10 SO2
C2H5OH + H2O = C3H6O2 + H2 =>
3 C2H5OH + H2O = 2 C3H6O2 + 4 H2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
C4H10 + O = CO2 + H2O =>
C4H10 + 13 O = 4 CO2 + 5 H2O
Ne + H2 = NeH2 =>
Ne + H2 = NeH2
Al(OH)3 + RbOH = RbAlO2 + H2O =>
Al(OH)3 + RbOH = RbAlO2 + 2 H2O
Pb3O4(s) = PbO(s) + O2(g) =>
2 Pb3O4(s) = 6 PbO(s) + O2(g)
Cu(SO4) + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 Cu(SO4) + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
Fe + C = Fe2C =>
2 Fe + C = Fe2C
K3PO4 + H2O = H3PO4 + K2O =>
2 K3PO4 + 3 H2O = 2 H3PO4 + 3 K2O
TlCl + ClO{-} + OH{-} = Tl2O3 + Cl{-} + H2O =>
2 TlCl + 2 ClO{-} + 2 OH{-} = Tl2O3 + 4 Cl{-} + H2O
NaCN + H2O = HCN + NaOH =>
NaCN + H2O = HCN + NaOH
Fe(OH)3 + H{+} = Fe{+3} + H2O =>
Fe(OH)3 + 3 H{+} = Fe{+3} + 3 H2O
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
CuFeS2 + 22 HNO3 = Cu(NO3)2 + Fe(NO3)3 + 2 H2SO4 + 17 NO2 + 9 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2CO(aq) + HCl(aq) = NaH(g) + COCl2(aq) =>
Na2CO(aq) + 2 HCl(aq) = 2 NaH(g) + COCl2(aq)
MgBr2(aq) + NaOH(aq) = Mg(OH)2(s) + NaBr(aq) =>
MgBr2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaBr(aq)
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
KMnO4 + H2SO4 + P4 = HPO3 + K2SO4 + MnSO4 + H2O =>
4 KMnO4 + 6 H2SO4 + P4 = 4 HPO3 + 2 K2SO4 + 4 MnSO4 + 4 H2O
P2S + HNO3 = H3PO4 + SO2 + NO2 + H2O =>
P2S + 14 HNO3 = 2 H3PO4 + SO2 + 14 NO2 + 4 H2O
HC + Mg = C2Mg + H2 =>
2 HC + Mg = C2Mg + H2
K2C2O4 + H2SO4 = KHSO4 + CO2 + CO + H2O =>
K2C2O4 + 2 H2SO4 = 2 KHSO4 + CO2 + CO + H2O
Fe2O3 + Cu(NO3)2 = Fe(NO3)3 + CuO =>
Fe2O3 + 3 Cu(NO3)2 = 2 Fe(NO3)3 + 3 CuO
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + H2SiO3 = Al2(SiO3)3 + H2 =>
2 Al + 3 H2SiO3 = Al2(SiO3)3 + 3 H2
Na2O + HOH = NaOH =>
Na2O + HOH = 2 NaOH
Pb(OH)4 + NaOH = Na4PbO4 + H2O =>
Pb(OH)4 + 4 NaOH = Na4PbO4 + 4 H2O
KNO3 + Na3[Co(NO2)6] = K3Co(NO2)6 + NaNO3 =>
3 KNO3 + Na3[Co(NO2)6] = K3Co(NO2)6 + 3 NaNO3
PbCO3 + H2S = PbS + H2CO3 =>
PbCO3 + H2S = PbS + H2CO3
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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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