| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*3H2O + 6 CO2 + 17 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Al + NAOH + H2O = NAAl(OH)4 + H2 =>
2 Al + 2 NAOH + 6 H2O = 2 NAAl(OH)4 + 3 H2
FeS + H2So4 = FeSo4 + H2S =>
FeS + H2So4 = FeSo4 + H2S
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
MgCrO45H2O + NaOH = Na2CrO45H2O + Mg(OH)2 =>
MgCrO45H2O + 2 NaOH = Na2CrO45H2O + Mg(OH)2
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
MgCrO4 + NaOH = Na2CrO4 + Mg(OH)2 =>
MgCrO4 + 2 NaOH = Na2CrO4 + Mg(OH)2
Fe + O = FeO =>
Fe + O = FeO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + O = FeO =>
Fe + O = FeO
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
H2 + Cl2 = HCl2 =>
H2 + 2 Cl2 = 2 HCl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2CO3 + MgCl = NH4Cl + Mg2CO3 =>
(NH4)2CO3 + 2 MgCl = 2 NH4Cl + Mg2CO3
NH4Cl + NaOH = NH3 + NaCl + H2O =>
NH4Cl + NaOH = NH3 + NaCl + H2O
Al + NAOH + H2O = NAAl(OH)4 + H2 =>
2 Al + 2 NAOH + 6 H2O = 2 NAAl(OH)4 + 3 H2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
HCl + NaHCO3 = NaCl + CO2 + H2O =>
HCl + NaHCO3 = NaCl + CO2 + H2O
HCl + KHCO3 = KCl + H2O + CO2 =>
HCl + KHCO3 = KCl + H2O + CO2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaI + HgCl2 = NaCl + HgI2 =>
2 NaI + HgCl2 = 2 NaCl + HgI2
Fe + HC2H3O2 = Fe(C2H2O2)3 + H3 =>
Fe + 3 HC2H3O2 = Fe(C2H2O2)3 + 2 H3
Li2O2 + CO2 = Li2CO3 + O2 =>
2 Li2O2 + 2 CO2 = 2 Li2CO3 + O2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COONH4 + Pb(N3)2 = Pb(CH3COO)2 + NH4N3 =>
2 CH3COONH4 + Pb(N3)2 = Pb(CH3COO)2 + 2 NH4N3
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(NO3)2 + Na2SO4 = CaSO4 + NaNO3 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + 2 NaNO3
Fe + O2 + H20 = Fe(OH)2 =>
10 Fe + 10 O2 + H20 = 10 Fe(OH)2
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3] + 7 H2O + 6 CO2
Al + Pb(NO3)2 = Al(NO3)2 + Pb =>
Al + Pb(NO3)2 = Al(NO3)2 + Pb
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3] + 7 H2O + 6 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4OH + CrO3 = (NH4)2Cr2O7 + H2O =>
2 NH4OH + 2 CrO3 = (NH4)2Cr2O7 + H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
NH3 + OH = N2O + H2O =>
2 NH3 + 8 OH = N2O + 7 H2O
C6H4(ONa)(CO2Na)(aq) + HCl(aq) = C6H4(OH)(CO2H)(s) + NaCl(aq) =>
C6H4(ONa)(CO2Na)(aq) + 2 HCl(aq) = C6H4(OH)(CO2H)(s) + 2 NaCl(aq)
XeF2 + NaOH = Xe + O2 + NaF + H2O =>
2 XeF2 + 4 NaOH = 2 Xe + O2 + 4 NaF + 2 H2O
XeF2 + NaOH = Xe + O2 + NaF + H2 =>
XeF2 + 2 NaOH = Xe + O2 + 2 NaF + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/19
Équations équilibrées sur08/03/18
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