| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K[Cr(OH)4] + 3 H2O2 + 2 KOH = 2 K2CrO4 + 8 H2O
NO + H2 = N + H2O =>
NO + H2 = N + H2O
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
Na2C2O4 + H2SO4 = H2C2O4 + Na2SO4 =>
Na2C2O4 + H2SO4 = H2C2O4 + Na2SO4
Si(s) + NaOH(aq) = Na4SiO4(s) + H2(g) =>
Si(s) + 4 NaOH(aq) = Na4SiO4(s) + 2 H2(g)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C10(PO4)6(OH)2(s) + NaF(aq) = C10(PO4)6F2(s) + NaOH(aq) =>
C10(PO4)6(OH)2(s) + 2 NaF(aq) = C10(PO4)6F2(s) + 2 NaOH(aq)
FeCl3 + K4Fe(CN)6 = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4Fe(CN)6 = Fe4[Fe(CN)6]3 + 12 KCl
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PbS + HNO3 = Pb(NO3)2 + NO + H2O + S =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O + 3 S
PbS + HNO3 = Pb(NO3)2 + NO + H2O + H2SO4 =>
3 PbS + 14 HNO3 = 3 Pb(NO3)2 + 8 NO + 4 H2O + 3 H2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2CO3 + CrBr3 = Cr2(CO3)3 + KBr =>
3 K2CO3 + 2 CrBr3 = Cr2(CO3)3 + 6 KBr
S + NaOH = Na2S + Na2SO3 + H20 =>
30 S + 60 NaOH = 10 Na2S + 20 Na2SO3 + 3 H20
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SnCl2*H2O + NaOH = NaCl + H2O + Na[Sn(OH)3] =>
SnCl2*H2O + 3 NaOH = 2 NaCl + H2O + Na[Sn(OH)3]
K2CO3 + CuBr2 = CuCO3 + KBr =>
K2CO3 + CuBr2 = CuCO3 + 2 KBr
H2SO4 + Ba(OH)2 = BaSO4 + H2O =>
H2SO4 + Ba(OH)2 = BaSO4 + 2 H2O
C12H24O11 + O2 = CO2 + H2O =>
2 C12H24O11 + 25 O2 = 24 CO2 + 24 H2O
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
K2Cr2O4 + CaCl2 = KCl + CaCr2O4 =>
K2Cr2O4 + CaCl2 = 2 KCl + CaCr2O4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
NaOH + NH4HCO3 = Na2CO3 + NH3 + H2O =>
2 NaOH + NH4HCO3 = Na2CO3 + NH3 + 2 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NaCl + H2SO4 = HCl + NaHSO4 =>
NaCl + H2SO4 = HCl + NaHSO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BiCl3 + Na(Sn(OH)4) + NaOH = Bi + Na2(Sn(OH)6) + NaCl =>
BiCl3 + 3 Na(Sn(OH)4) + 6 NaOH = Bi + 3 Na2(Sn(OH)6) + 3 NaCl
C4H10O(l) + O2(g) = CO2(g) + H2O(l) =>
C4H10O(l) + 6 O2(g) = 4 CO2(g) + 5 H2O(l)
BiCl3 + Na(Sn(OH)3) + NaOH = Bi + Na2(Sn(OH)6) + NaCl =>
2 BiCl3 + 3 Na(Sn(OH)3) + 9 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + SrSO4 =>
MgSO4 + Sr(NO3)2 = Mg(NO3)2 + SrSO4
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4 =>
MgSO4 + Ba(NO3)2 = Mg(NO3)2 + BaSO4
KMnO4 + Ti3AsO4 = TiMnO4 + K3AsO4 =>
3 KMnO4 + Ti3AsO4 = 3 TiMnO4 + K3AsO4
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Na + H3PO4 = H2 + NaPO4 =>
2 Na + 2 H3PO4 = 3 H2 + 2 NaPO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
MgSO4 + NaOH = Mg(OH) + NaSO4 =>
MgSO4 + NaOH = Mg(OH) + NaSO4
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
H3SO4 + Fe = FeSO4 + H2 =>
2 H3SO4 + 2 Fe = 2 FeSO4 + 3 H2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaMnO4 + Na2SO3 + NaOH = Na2MnO4 + Na2SO4 + H2O =>
2 NaMnO4 + Na2SO3 + 2 NaOH = 2 Na2MnO4 + Na2SO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/22/13
Équations équilibrées sur04/21/12
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