| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KCl(aq) + Na2S(aq) = K2S + 2 NaCl
FeO + O2 = Fe2(O2)3 =>
2 FeO + 2 O2 = Fe2(O2)3
Rb + HNO3 = RbNO3 + H2O + NH3 =>
8 Rb + 9 HNO3 = 8 RbNO3 + 3 H2O + NH3
Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + KNO3(aq) =>
2 Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + 4 KNO3(aq)
Zn + Pb(NO) = Zn(NO) + Pb =>
Zn + Pb(NO) = Zn(NO) + Pb
Ga + H2CO3 = Ga2(CO3)3 + H2 =>
2 Ga + 3 H2CO3 = Ga2(CO3)3 + 3 H2
NaHSO3 + O2 = Na2SO4 + SO2 + H2O =>
4 NaHSO3 + O2 = 2 Na2SO4 + 2 SO2 + 2 H2O
Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + KNO3(aq) =>
2 Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + 4 KNO3(aq)
Br2 + MnO2 + OH{-} = Br{-} + MnO4{-} + H2O =>
3 Br2 + 2 MnO2 + 8 OH{-} = 6 Br{-} + 2 MnO4{-} + 4 H2O
P2 = P =>
P2 = 2 P
Pb(s) + Br2(l) = PbBr2(s) =>
Pb(s) + Br2(l) = PbBr2(s)
NO + NH2 = N2 + H2O =>
NO + NH2 = N2 + H2O
AlO + B = BO + Al =>
AlO + B = BO + Al
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO4 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI + Na2SiO3 + CaF2 + H2O =>
138 H2 + 15 Ca(CN)2 + 6 NaAlF4 + 10 FeSO4 + 3 MgSiO3 + 6 KI + 6 H3PO4 + 6 PbCrO4 + 12 BrCl + 3 CF2Cl2 + 20 SO4 = 6 PbBr2 + 6 CrCl3 + 3 MgCO3 + 6 KAl(OH)4 + 10 Fe(SCN)3 + 6 PI + 3 Na2SiO3 + 15 CaF2 + 135 H2O
BaNO32CuSO4 = BaSO4CuNO32 =>
BaNO32CuSO4 = BaSO4CuNO32
KNO3 + CH2O = K2O + CO2 + N + H2O =>
4 KNO3 + 5 CH2O = 2 K2O + 5 CO2 + 4 N + 5 H2O
H2C2F2 + O2 = CF4 + CO2 + H2O =>
2 H2C2F2 + 4 O2 = CF4 + 3 CO2 + 2 H2O
Mg + H2(SO4) = H2 + MgSO4 =>
Mg + H2(SO4) = H2 + MgSO4
Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + KNO3(aq) =>
2 Pb(NO3)2(aq) + K4Fe(CN)6(aq) = Pb2Fe(CN)6(aq) + 4 KNO3(aq)
IO3(aq) + HSO3(aq) = I(aq) + SO4(aq) + H =>
IO3(aq) + 3 HSO3(aq) = I(aq) + 3 SO4(aq) + 3 H
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaCl2 + HI = HCl + CaI2 =>
CaCl2 + 2 HI = 2 HCl + CaI2
C10H16O + NaBH4 + CH3OH = C10H18O + NaB(OCH3)4 =>
4 C10H16O + NaBH4 + 4 CH3OH = 4 C10H18O + NaB(OCH3)4
Co(NO3)2 + K3Fe(CN)6 = CoFe(CN)6 + K3(NO3)2 =>
Co(NO3)2 + K3Fe(CN)6 = CoFe(CN)6 + K3(NO3)2
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
HCOOH + C3H8 = HCOOC3H7 + H2 =>
HCOOH + C3H8 = HCOOC3H7 + H2
H2S + KMnO4 = KOHMnO2 + H2O + S =>
3 H2S + 2 KMnO4 = 2 KOHMnO2 + 2 H2O + 3 S
KMnO4 + HNO3 = KNO3 + HMnO4 =>
KMnO4 + HNO3 = KNO3 + HMnO4
H2CO3 + H2O = H3O + (CO3)2 =>
2 H2CO3 + 4 H2O = 4 H3O + (CO3)2
Fe + H2SO4(l) = Fe2SO4(aq) + H2(g) =>
2 Fe + H2SO4(l) = Fe2SO4(aq) + H2(g)
FeCl3(aq) + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3(aq) + 3(NH4)2S = Fe2S3 + 6 NH4Cl
As2S3 + H2O2 + NH3 = (NH4)3AsO4 + H2SO4 + H2O =>
As2S3 + 14 H2O2 + 6 NH3 = 2(NH4)3AsO4 + 3 H2SO4 + 8 H2O
CsOH + H2CO3 = Cs2CO3 + H2O =>
2 CsOH + H2CO3 = Cs2CO3 + 2 H2O
V + O = V2O3 =>
2 V + 3 O = V2O3
Mg(OH) + H3O = Mg + H2O =>
Mg(OH) + H3O = Mg + 2 H2O
Mn2O3Al2O3 + HCl = AlCl3 + MnCl2 + Cl2 + H2O =>
Mn2O3Al2O3 + 12 HCl = 2 AlCl3 + 2 MnCl2 + Cl2 + 6 H2O
NH3 + K3PO4 = NHK3PO4 + H2 =>
NH3 + K3PO4 = NHK3PO4 + H2
Na + Cl2O = NaCl + O2 =>
4 Na + 2 Cl2O = 4 NaCl + O2
C2H4O2 + NaCl = C2H3O2Na + HCl =>
C2H4O2 + NaCl = C2H3O2Na + HCl
C9H2O(l) + O2(g) = CO2(g) + H2O(g) =>
C9H2O(l) + 9 O2(g) = 9 CO2(g) + H2O(g)
C20H34O10 + O2 = CO2 + H2O =>
2 C20H34O10 + 47 O2 = 40 CO2 + 34 H2O
CuO + NH3 = NO + Cu + H =>
CuO + NH3 = NO + Cu + 3 H
K2CrO4 + Pb = Pb2(CrO4)2 + K =>
2 K2CrO4 + 2 Pb = Pb2(CrO4)2 + 4 K
ArNH2 + C50H37N5O6 = ArH + C50H37OH + N2 + H2O =>
11 ArNH2 + C50H37N5O6 = 11 ArH + C50H37OH + 8 N2 + 5 H2O
C7H8 + HNO3 = C7H7NO2 + H2O =>
C7H8 + HNO3 = C7H7NO2 + H2O
Al4Si3 + H2SO4 = H4Si + Al2(SO4)3 =>
Al4Si3 + 6 H2SO4 = 3 H4Si + 2 Al2(SO4)3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Ca + S8 = CaS =>
8 Ca + S8 = 8 CaS
NaBr + Mn = Na + MnBr2 =>
2 NaBr + Mn = 2 Na + MnBr2
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
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Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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