| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2CO3 + 2 RbOH = 2 RbH2O + CO3
Pb(NO3)2 + KSCN = Pb(CN)2 + KSNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(CN)2 + 2 KSNO3
PbSO4 + Cr(OH)3 = Pb(OH)2 + Cr2(SO4)3 =>
3 PbSO4 + 2 Cr(OH)3 = 3 Pb(OH)2 + Cr2(SO4)3
CuO + HNO3 = CuO2 + NO + H2O =>
3 CuO + 2 HNO3 = 3 CuO2 + 2 NO + H2O
Pb(s) + AgNO3(aq) = Ag(s) + Pb(NO3)2(aq) =>
Pb(s) + 2 AgNO3(aq) = 2 Ag(s) + Pb(NO3)2(aq)
Al2Si2O9H4 + H2O + CO2 = Al + H4SiO4 + HCO3 =>
Al2Si2O9H4 + 5 H2O + 6 CO2 = 2 Al + 2 H4SiO4 + 6 HCO3
FeS + HCl + H2O2 = FeCl3 + SO + H2O =>
2 FeS + 6 HCl + 5 H2O2 = 2 FeCl3 + 2 SO + 8 H2O
MgSO4(ag) + CaCl2(s) = MgCl2(ag) + CaSO4(s) =>
MgSO4(ag) + CaCl2(s) = MgCl2(ag) + CaSO4(s)
AlCl3(s) + Ca3N2(s) = AlN(s) + CaCl2 =>
2 AlCl3(s) + Ca3N2(s) = 2 AlN(s) + 3 CaCl2
PbN3 = Pb + N2 =>
2 PbN3 = 2 Pb + 3 N2
CdS + HCl = H2[CdCl4] + H2S =>
CdS + 4 HCl = H2[CdCl4] + H2S
BeO + Fe2O3 = BeO2 + Fe =>
3 BeO + Fe2O3 = 3 BeO2 + 2 Fe
ZnSO4 + FeI3 = ZnI + Fe(SO4)3 =>
3 ZnSO4 + FeI3 = 3 ZnI + Fe(SO4)3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Eu2O3 + CH3CO2H = Eu{3+} + CH3CO2{-} + H2O =>
Eu2O3 + 6 CH3CO2H = 2 Eu{3+} + 6 CH3CO2{-} + 3 H2O
Na(IO3) + HI = I2 + NaI + H2O =>
Na(IO3) + 6 HI = 3 I2 + NaI + 3 H2O
KNO3 + HBr = NO2 + H2O + KBr + O2 =>
4 KNO3 + 4 HBr = 4 NO2 + 2 H2O + 4 KBr + O2
HCO2CH3 + H2O = HCO2H + CH3OH =>
HCO2CH3 + H2O = HCO2H + CH3OH
Fe{3+} + SO4{2-} + NaOH = Fe(OH)3 + Na2SO4 =>
2 Fe{3+} + 3 SO4{2-} + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
All + MnO2 = All2O3 + Mn =>
4 All + 3 MnO2 = 2 All2O3 + 3 Mn
Zn + HC1 = H2 + ZnC12 =>
Zn + 12 HC1 = 6 H2 + ZnC12
Ba3P2 = Ba + P =>
Ba3P2 = 3 Ba + 2 P
CH3COCl + C7H6O3 = C9H8O4 + HCl =>
CH3COCl + C7H6O3 = C9H8O4 + HCl
Li2CO3 + SO3 = Li2SO4 + CO2 =>
Li2CO3 + SO3 = Li2SO4 + CO2
Cu + AgNa = CuNa + Ag =>
Cu + AgNa = CuNa + Ag
NH4(NO3)(aq) + Ba(OH)2(aq) = H2O(l) + NH3(g) + Ba(NO3)(aq) =>
7 NH4(NO3)(aq) + 8 Ba(OH)2(aq) = 13 H2O(l) + 6 NH3(g) + 8 Ba(NO3)(aq)
Pb2NO3 + Fe = Fe2NO3 + Pb =>
Pb2NO3 + 2 Fe = Fe2NO3 + 2 Pb
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Li + HMnO4 = LiMnO4 + H2 =>
2 Li + 2 HMnO4 = 2 LiMnO4 + H2
C2H4O2 + Al = C2H3O2Al + H2 =>
2 C2H4O2 + 2 Al = 2 C2H3O2Al + H2
NH4 + Cu2O = Cu + H2O + N =>
NH4 + 2 Cu2O = 4 Cu + 2 H2O + N
Cu{2+} + NaSCN = Cu(SCN)2 + Na{+} =>
Cu{2+} + 2 NaSCN = Cu(SCN)2 + 2 Na{+}
C2H3OOH + O2 = CO2 + H2O =>
C2H3OOH + 2 O2 = 2 CO2 + 2 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
AlI3 + Mg = MgI3 + Al =>
AlI3 + Mg = MgI3 + Al
Cr2O3 + O2 + H2O = H2CrO4 =>
2 Cr2O3 + 3 O2 + 4 H2O = 4 H2CrO4
HNO2 + HCI + KMnO4 = KNO3 + Mn(NO3)2 + H2O + KCI =>
5 HNO2 + HCI + 2 KMnO4 = KNO3 + 2 Mn(NO3)2 + 3 H2O + KCI
(CH3)3OH + O2 = CO2 + H2O =>
(CH3)3OH + 5 O2 = 3 CO2 + 5 H2O
NaOH + ZnO + H3BO3 = (Na2O)10(ZnO)40(B2O3)50 + H2O =>
20 NaOH + 40 ZnO + 100 H3BO3 = (Na2O)10(ZnO)40(B2O3)50 + 160 H2O
C15 = C19 =>
19 C15 = 15 C19
AgNO3 + NaCO3 = NaNO3 + Ag2 + CO3 =>
2 AgNO3 + 2 NaCO3 = 2 NaNO3 + Ag2 + 2 CO3
SrCO4 + NaCI = SrCI + NaCO4 =>
SrCO4 + NaCI = SrCI + NaCO4
Pb(CN)4 = Pb + C + N2 =>
Pb(CN)4 = Pb + 4 C + 2 N2
Br + NaNO3 = NaBr + NO3 =>
Br + NaNO3 = NaBr + NO3
Na[Au(CN)2] + Mn = Na2[Mn(CN)4] + Au =>
2 Na[Au(CN)2] + Mn = Na2[Mn(CN)4] + 2 Au
Mg(C2H3O2)2 + NaOH = Mg(OH)2 + NaC2H3O2 =>
Mg(C2H3O2)2 + 2 NaOH = Mg(OH)2 + 2 NaC2H3O2
ZnSO4(aq) + Li2CO3(aq) = ZnCO3(s) + Li2SO4(aq) =>
ZnSO4(aq) + Li2CO3(aq) = ZnCO3(s) + Li2SO4(aq)
Ba(BrO3)2 + (NH4)2SO4 = BaSO4 + NH4BrO3 =>
Ba(BrO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4BrO3
CuCl2 + KCN = KCu(CN)2 + (CN)2 + KCl =>
2 CuCl2 + 6 KCN = 2 KCu(CN)2 + (CN)2 + 4 KCl
Fe3OH + Ca = Fe3Ca + OH =>
Fe3OH + Ca = Fe3Ca + OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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