| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 BaCl2 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 BaSO4 + 5 Cl2 + 8 H2O
C2H2 + Cu(NH3)6Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2 Cu(NH3)6Cl = C2Cu2 + 12 NH3 + 2 HCl
NaNO3 + NH4I = NaI + NH4NO3 =>
NaNO3 + NH4I = NaI + NH4NO3
HNO3 + FeS = Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2 =>
30 HNO3 + 6 FeS = 2 Fe2(SO4)3 + 2 Fe(NO3)3 + 24 NO2 + 15 H2
NH4I(aq) + NaOH(aq) = NaI(aq) + NH3(g) + H2O(l) =>
NH4I(aq) + NaOH(aq) = NaI(aq) + NH3(g) + H2O(l)
C3H8C6H6 + O2 = CO2 + H2O =>
2 C3H8C6H6 + 25 O2 = 18 CO2 + 14 H2O
HCl + Mg(NO3)2 = MgCl2 + HNO3 =>
2 HCl + Mg(NO3)2 = MgCl2 + 2 HNO3
Cu(NO3)2 + AgNO3 = CuNO3 + Ag(NO3)2 =>
Cu(NO3)2 + AgNO3 = CuNO3 + Ag(NO3)2
PH3 + AgNO3 + H2O = Ag + HNO3 + H3PO3 =>
PH3 + 6 AgNO3 + 3 H2O = 6 Ag + 6 HNO3 + H3PO3
Sr3(BO3)2 + NbPO4 = Sr3(PO4)2 + NbBO3 =>
Sr3(BO3)2 + 2 NbPO4 = Sr3(PO4)2 + 2 NbBO3
Fe(OH)3 + H2(SO4) = Fe(HSO4)3 + H2O =>
Fe(OH)3 + 3 H2(SO4) = Fe(HSO4)3 + 3 H2O
CH4 + N2Cl4 = H2 + N2 + CCl4 =>
CH4 + N2Cl4 = 2 H2 + N2 + CCl4
S2O3{-2} + O2 = S + SO4{-2} =>
2 S2O3{-2} + O2 = 2 S + 2 SO4{-2}
CUO(s) + H2SO4(g) = CUSO4 + H2O =>
CUO(s) + H2SO4(g) = CUSO4 + H2O
SeO3{2-} + Cl2 + OH{-} = SeO4{2-} + Cl{-} + H2O =>
SeO3{2-} + Cl2 + 2 OH{-} = SeO4{2-} + 2 Cl{-} + H2O
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5
Fe(NO3)3 + BaSO4 = Ba(NO3)2 + Fe2(SO4)3 =>
2 Fe(NO3)3 + 3 BaSO4 = 3 Ba(NO3)2 + Fe2(SO4)3
Ca(OH)2 + H3O = H2O + Ca =>
Ca(OH)2 + 2 H3O = 4 H2O + Ca
Cr2(SO4)3 + BaBr2 = CrBr3 + BaSO4 =>
Cr2(SO4)3 + 3 BaBr2 = 2 CrBr3 + 3 BaSO4
CH3CH2CHCH2 + KMnO4 + H2SO4 = CO2CH3CH2COOH + H2O + MnSO4 + K2SO4 =>
CH3CH2CHCH2 + 2 KMnO4 + 3 H2SO4 = CO2CH3CH2COOH + 4 H2O + 2 MnSO4 + K2SO4
AlS + Mg = MgS + Al =>
AlS + Mg = MgS + Al
Cu + NaNO3 + H2SO4 = NO2 + Na3SO4 + CuSO4 + H2O =>
2 Cu + 3 NaNO3 + 3 H2SO4 = 3 NO2 + Na3SO4 + 2 CuSO4 + 3 H2O
BaCl2(H2O)(s) = BaCl2(s) + H2O(g) =>
BaCl2(H2O)(s) = BaCl2(s) + H2O(g)
C4H5N2O + O2 = CO2 + H2O + N2 =>
4 C4H5N2O + 19 O2 = 16 CO2 + 10 H2O + 4 N2
HCl + ClONO2 = Cl + HNO3 =>
HCl + ClONO2 = 2 Cl + HNO3
Cr{+} + Sn{+4} = Cr{+3)+Sn{+2} =>
Cr{+} + Sn{+4} = Cr{+3)+Sn{+2}
Ag(NO)3 + KI = AgI + K(NO)3 =>
Ag(NO)3 + KI = AgI + K(NO)3
SbCl3 + Cl2 + NaOH = Na3SbO4 + H2O + NaCl =>
SbCl3 + Cl2 + 8 NaOH = Na3SbO4 + 4 H2O + 5 NaCl
Fe(SO4)2 + KOH = Fe(OH)2 + KSO4 =>
Fe(SO4)2 + 2 KOH = Fe(OH)2 + 2 KSO4
Cr(OH)3 + CO2 = Cr2(CO3)3 + H2O =>
2 Cr(OH)3 + 3 CO2 = Cr2(CO3)3 + 3 H2O
SbO{+} + H{+} + e = Sb + H2O =>
SbO{+} + 2 H{+} + 3e = Sb + H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
NH4Cl + AgNO3 = NH4NO3 + AgCl =>
NH4Cl + AgNO3 = NH4NO3 + AgCl
Pb(NO3)2 + K2I = PbI + K2(NO3)2 =>
Pb(NO3)2 + K2I = PbI + K2(NO3)2
KIO3 + Re + KOH = KReO4 + KI + H2O =>
7 KIO3 + 6 Re + 6 KOH = 6 KReO4 + 7 KI + 3 H2O
Cl2 + CaS = CaCl2 + S8 =>
8 Cl2 + 8 CaS = 8 CaCl2 + S8
C7H16 + O2 = CO2 + H2 =>
C7H16 + 7 O2 = 7 CO2 + 8 H2
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
NH3(g) + CuSO4(s) = Cu(NH3)4SO4(s) =>
4 NH3(g) + CuSO4(s) = Cu(NH3)4SO4(s)
CuSO4*6H2O + NaOH = Cu(OH)2 + Na2SO4 + H2O =>
CuSO4*6H2O + 2 NaOH = Cu(OH)2 + Na2SO4 + 6 H2O
SO3 + MnO4 = SO4 + Mn =>
4 SO3 + MnO4 = 4 SO4 + Mn
Na2SO4 + ZnCl2 + Ba(CN)2 = BaSO4 + Zn(CN)2 + NaCl =>
Na2SO4 + ZnCl2 + Ba(CN)2 = BaSO4 + Zn(CN)2 + 2 NaCl
Ca + Si = Ca4Si2 =>
4 Ca + 2 Si = Ca4Si2
FeCO3 + HNO3 = Fe(NO3)3 + NO + CO2 + H2O =>
3 FeCO3 + 10 HNO3 = 3 Fe(NO3)3 + NO + 3 CO2 + 5 H2O
Mg + HNO3 = H2 + MgNO3 =>
2 Mg + 2 HNO3 = H2 + 2 MgNO3
HCl + Na = H2 + NaCl =>
2 HCl + 2 Na = H2 + 2 NaCl
PB(NO3)2 + KL = KNO3 + PBL2 =>
PB(NO3)2 + 2 KL = 2 KNO3 + PBL2
C4H8O2 + O2 = OC2 + H2O =>
C4H8O2 + 2 O2 = 2 OC2 + 4 H2O
VCl3 + Zn = VCl2 + ZnCl2 =>
2 VCl3 + Zn = 2 VCl2 + ZnCl2
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
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Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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