| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 ZnS(s) + 8 HNO3(aq) = 3 ZnSO4(aq) + 8 NO(g) + 4 H2O(l)
SbCl3 + Na2CO3 + H2O = Sb(OH)3 + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + 3 H2O = 2 Sb(OH)3 + 6 NaCl + 3 CO2
Ca(H2PO4)2 + Ca(OH)2 = Ca5(PO4)3HO + H2O =>
3 Ca(H2PO4)2 + 7 Ca(OH)2 = 2 Ca5(PO4)3HO + 12 H2O
B6O + CoO = CoB + B2O3 =>
5 B6O + 16 CoO = 16 CoB + 7 B2O3
C3H7Cl + Na = C3H7Na + Cl2 =>
2 C3H7Cl + 2 Na = 2 C3H7Na + Cl2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
BaCO3 + H{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{2+} + CO2 + H2O
Cl2 + AlI3 = Al + Cl2I =>
3 Cl2 + AlI3 = Al + 3 Cl2I
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2 =>
2 NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2
Ca(NO3)2 + AgCl = CaCl2 + AgNO3 =>
Ca(NO3)2 + 2 AgCl = CaCl2 + 2 AgNO3
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Cu(OH)2 + Na2SO4 = CuSO4 + NaOH =>
Cu(OH)2 + Na2SO4 = CuSO4 + 2 NaOH
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2 =>
2 NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2
NiOOH + H2SO4 = NiSO4 + O2 + H2O =>
4 NiOOH + 4 H2SO4 = 4 NiSO4 + O2 + 6 H2O
NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2 =>
2 NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2
K[Al(OH)4] = H2O + KAlO2 =>
K[Al(OH)4] = 2 H2O + KAlO2
Na + SiO2 = Na2O + Si =>
4 Na + SiO2 = 2 Na2O + Si
Hg + NHO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 NHO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
TI(OH)3 = TIO2 + H2O + H2 =>
2 TI(OH)3 = 2 TIO2 + 2 H2O + H2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
H2SO4 + MnSO4 + Pb3O4 = HMnO4 + PbSO4 + H2O =>
13 H2SO4 + 2 MnSO4 + 5 Pb3O4 = 2 HMnO4 + 15 PbSO4 + 12 H2O
KMnO4 + BiBr3 + H2SO4 = Br2 + Mn(SO4) + Bi(SO4) + K2(SO4) + H2O =>
4 KMnO4 + 10 BiBr3 + 16 H2SO4 = 15 Br2 + 4 Mn(SO4) + 10 Bi(SO4) + 2 K2(SO4) + 16 H2O
H2 + O2 + C2 + Cr1 = H2OC2Cr1 =>
2 H2 + O2 + 2 C2 + 2 Cr1 = 2 H2OC2Cr1
NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2 =>
2 NaI + Pb(NO3)2 = Na2(NO3)2 + PbI2
MnO2 = Mn3O + O2 =>
6 MnO2 = 2 Mn3O + 5 O2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C + CaO = CaC2 + CO =>
3 C + CaO = CaC2 + CO
BaCl2 + KClO3 = BaKClO + ClO =>
BaCl2 + KClO3 = BaKClO + 2 ClO
NaF + MgCl2 = MgF2 + NaCl =>
2 NaF + MgCl2 = MgF2 + 2 NaCl
K3[Fe(CN)6] + NH4SCN = KSCN + (NH4)3Fe(CN)6 =>
K3[Fe(CN)6] + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
SO2 + [O] = SO3 =>
SO2 + [O] = SO3
Pb(No3)2(aq) + Na2So4(aq) = Pb2(So4)2(aq) + NaNo3(aq) =>
2 Pb(No3)2(aq) + 2 Na2So4(aq) = Pb2(So4)2(aq) + 4 NaNo3(aq)
C12H30(l) + O2(g) = CO2(g) + H2O(l) =>
2 C12H30(l) + 39 O2(g) = 24 CO2(g) + 30 H2O(l)
FeZn + NH4SCN = FeSCN + NH4Zn =>
FeZn + NH4SCN = FeSCN + NH4Zn
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)(aq) + Ca(s) =>
2 Mg(s) + Ca(NO3)2(aq) = 2 Mg(NO3)(aq) + Ca(s)
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
FeHCl = Fe(HCl) =>
FeHCl = Fe(HCl)
MnO2 + Na2O = Na3MnO4 + Mn =>
5 MnO2 + 6 Na2O = 4 Na3MnO4 + Mn
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CH3CO2{-} + NH4{+} = CH3CO2NH2 + H2 =>
CH3CO2{-} + NH4{+} = CH3CO2NH2 + H2
Al1O3(s) + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
2 Al1O3(s) + 6 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 6 CO(g)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K2SO4 + Fe2(SO4)3 + H2O = KFe3(SO4)2(OH)6 + H2SO4 =>
K2SO4 + 3 Fe2(SO4)3 + 12 H2O = 2 KFe3(SO4)2(OH)6 + 6 H2SO4
Mg + NaNO3 = NaMgNO3 =>
Mg + NaNO3 = NaMgNO3
CU + AgSO4 = Ag2 + CUSO4 =>
2 CU + 2 AgSO4 = Ag2 + 2 CUSO4
HCl + MaO = MaOH + Cl =>
HCl + MaO = MaOH + Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
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