| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 W + 3 O2 = 2 WO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
MnO2 + NaL + H2SO4 = NaSO4 + MnSO4 + H2O + L2 =>
2 MnO2 + 2 NaL + 4 H2SO4 = 2 NaSO4 + 2 MnSO4 + 4 H2O + L2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
FE(s) + O2(g) = FEO(s) =>
2 FE(s) + O2(g) = 2 FEO(s)
PbS + O2 = PbO2 + SO2 =>
PbS + 2 O2 = PbO2 + SO2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
NH4Cl + AgNO3 = NH4NO3 + AgCl =>
NH4Cl + AgNO3 = NH4NO3 + AgCl
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Cu + HgCl2 = CuCl2 + Hg =>
Cu + HgCl2 = CuCl2 + Hg
Mg + H2O = MgO + H =>
Mg + H2O = MgO + 2 H
Ca(NO3) + NaH2PO4 = Ca3(PO4)2 + Na + NO3 + H2 =>
3 Ca(NO3) + 2 NaH2PO4 = Ca3(PO4)2 + 2 Na + 3 NO3 + 2 H2
MnO4{-} + NO2{-} + H2O = MnO2 + NO3{-} + OH{-} =>
2 MnO4{-} + 3 NO2{-} + H2O = 2 MnO2 + 3 NO3{-} + 2 OH{-}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + LiNO3 = LiSO4 + NO2 + H2O =>
H2SO4 + LiNO3 = LiSO4 + NO2 + H2O
Li2O + H2SO4 = Li2SO4 + H2O =>
Li2O + H2SO4 = Li2SO4 + H2O
CaCl2 + Li3PO4 = LiCl + Ca3(PO4)2 =>
3 CaCl2 + 2 Li3PO4 = 6 LiCl + Ca3(PO4)2
CON2H4 = C3N6H6 + CO2 + NH3 =>
6 CON2H4 = C3N6H6 + 3 CO2 + 6 NH3
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
CH4 = C + H2 =>
CH4 = C + 2 H2
H2O + P2O5 = HPO3 =>
H2O + P2O5 = 2 HPO3
Na2CO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na3PO4 + Zn = ZnPO4 + Na =>
Na3PO4 + Zn = ZnPO4 + 3 Na
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na2SO4 + C + NaOH = Na2CO3 + Na2S + H2O =>
Na2SO4 + 2 C + 4 NaOH = 2 Na2CO3 + Na2S + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaCl2 + AgNO3 = Ca(NO3)2 + AgCl =>
CaCl2 + 2 AgNO3 = Ca(NO3)2 + 2 AgCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
KClO3 + KI + HCl = KCl + I2 + H2O =>
KClO3 + 6 KI + 6 HCl = 7 KCl + 3 I2 + 3 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
Na3PO4 + Zn = Zn3(PO4)2 + Na =>
2 Na3PO4 + 3 Zn = Zn3(PO4)2 + 6 Na
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/19
Équations équilibrées sur11/08/18
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