| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe2S4 + 11 O2 = 2 Fe2O3 + 8 SO2
KCl + Na3[Co(NO2)6] = NaCl + K3[Co(NO2)6] =>
3 KCl + Na3[Co(NO2)6] = 3 NaCl + K3[Co(NO2)6]
Fe2O3 + LiH2PO4 = Li3Fe2(PO4)3 + H2O =>
Fe2O3 + 3 LiH2PO4 = Li3Fe2(PO4)3 + 3 H2O
K2Cr2O7 + SnSO3 + H2SO3 = Sn(SO3)2 + CrSO4 + H2O + K2SO3 =>
K2Cr2O7 + 2 SnSO3 + 5 H2SO3 = 2 Sn(SO3)2 + 2 CrSO4 + 5 H2O + K2SO3
NH4NO3 + Ba(OH)2 = Ba(NO3)2 + NH4OH =>
2 NH4NO3 + Ba(OH)2 = Ba(NO3)2 + 2 NH4OH
Ca + P4 + O = Ca3(PO4)2 =>
6 Ca + P4 + 16 O = 2 Ca3(PO4)2
CH3CHCH2 + K2Cr2O7 + H2SO4 = CH3COCH3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CHCH2 + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + K2SO4 + Cr2(SO4)3 + 4 H2O
Cu(C2H3O2) + MgSO4 = (Cu2)SO4 + Mg(C2H3O2)2 =>
2 Cu(C2H3O2) + MgSO4 = (Cu2)SO4 + Mg(C2H3O2)2
K2S(aq) + Pb(NO3)2 = PbS + KNO3 =>
K2S(aq) + Pb(NO3)2 = PbS + 2 KNO3
V2O5 + H3O{+} = V{5+} + H2O =>
V2O5 + 10 H3O{+} = 2 V{5+} + 15 H2O
HI + SO3 = H2O + I2 + SO2 =>
2 HI + SO3 = H2O + I2 + SO2
HCl + Ag = H2 + AgCl =>
2 HCl + 2 Ag = H2 + 2 AgCl
HCl + CO2 = CCl4 + H2O =>
4 HCl + CO2 = CCl4 + 2 H2O
Na2N = Na + N =>
Na2N = 2 Na + N
NaOH + Cl2 + HNO3 + AgNO3 = AgCl + NaNO3 + H2NO4 =>
2 NaOH + Cl2 + 2 HNO3 + 2 AgNO3 = 2 AgCl + 2 NaNO3 + 2 H2NO4
Ca(NO3)2 + MnO2 = CaMnO4 + NO2 =>
Ca(NO3)2 + MnO2 = CaMnO4 + 2 NO2
MgS + O2 = MgO + SO =>
MgS + O2 = MgO + SO
Br2(aq) + Cl{-}(aq) = Br{-}(aq) + Cl2(g) =>
Br2(aq) + 2 Cl{-}(aq) = 2 Br{-}(aq) + Cl2(g)
Ca10(PO4)6(OH)2 + NaF = Ca5(PO4)3F + NaOH =>
Ca10(PO4)6(OH)2 + 2 NaF = 2 Ca5(PO4)3F + 2 NaOH
I2 + NO + H2O = HNO2 + HI =>
I2 + 2 NO + 2 H2O = 2 HNO2 + 2 HI
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Cr2O7 + FeO = Fe2O3 + Cr2O4 =>
Cr2O7 + 6 FeO = 3 Fe2O3 + Cr2O4
KMnO4 + HCl(aq) = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl(aq) = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HBr(aq)Sr(s) = HSrBr =>
HBr(aq)Sr(s) = HSrBr
SrCl2 + K2CrO4 = SrCrO4 + KCl =>
SrCl2 + K2CrO4 = SrCrO4 + 2 KCl
N2H4 + Al(BH4)3 + NO2 = Al2O3 + BN + H2 =>
9 N2H4 + 8 Al(BH4)3 + 6 NO2 = 4 Al2O3 + 24 BN + 66 H2
FeSO4 + NH3 + H2O = (NH4)2SO4 + FeO =>
FeSO4 + 2 NH3 + H2O = (NH4)2SO4 + FeO
Ca(IO)2 + H2S = Ca(HS)2 + HIO =>
Ca(IO)2 + 2 H2S = Ca(HS)2 + 2 HIO
C2F2 + O2 = CO2 + F2 =>
C2F2 + 2 O2 = 2 CO2 + F2
KMnO4 + HCl = KMnCl2 + Cl2 + H2O =>
KMnO4 + 8 HCl = KMnCl2 + 3 Cl2 + 4 H2O
CaCO3 + SO3 = CaSO4 + CO2 =>
CaCO3 + SO3 = CaSO4 + CO2
MgBr2 + Cu2(SO4)3 = CuBr3 + MgSO4 =>
3 MgBr2 + Cu2(SO4)3 = 2 CuBr3 + 3 MgSO4
HCl2 + F2 = HF2 + Cl2 =>
HCl2 + F2 = HF2 + Cl2
(NH4)6W12O39 + (NH4)2HPO4 + NH4VO3HNO3 + C2H5NO2 = V8W2PO5 + H2O + CO2 + N2 =>
(NH4)6W12O39 + 6(NH4)2HPO4 + 48 NH4VO3HNO3 + 36 C2H5NO2 = 6 V8W2PO5 + 249 H2O + 72 CO2 + 75 N2
Sr(OH)2 + Cu2SO4 = CuOH + SrSO4 =>
Sr(OH)2 + Cu2SO4 = 2 CuOH + SrSO4
C8H8N3O4 + Na2S2O3 + H2O = C8H7N3O2 + H2SO4 + Na =>
2 C8H8N3O4 + Na2S2O3 + H2O = 2 C8H7N3O2 + 2 H2SO4 + 2 Na
Mg2P2O7 = MgO + P2O4 + O2 =>
2 Mg2P2O7 = 4 MgO + 2 P2O4 + O2
Cr(OH)4 = CrO2 + H2O =>
Cr(OH)4 = CrO2 + 2 H2O
NaHCO3(aq) + HCl(aq) = NaCl(s) + H2CO3(aq) =>
NaHCO3(aq) + HCl(aq) = NaCl(s) + H2CO3(aq)
HCl + Cr(HO)3 = CrCl3 + H2O =>
3 HCl + Cr(HO)3 = CrCl3 + 3 H2O
EDTA{4-} + Ca{2+} = CaEDTA{2-} =>
EDTA{4-} + Ca{2+} = CaEDTA{2-}
C2H4 + O2 = CH2CHO + H2O =>
4 C2H4 + 3 O2 = 4 CH2CHO + 2 H2O
Al2O3 + (NH4CH3COO) = Al2(CH3COO)3 + NH4O =>
Al2O3 + 3(NH4CH3COO) = Al2(CH3COO)3 + 3 NH4O
HC2H3O2 + NaHCO3 = CO2(g) + NaC2H3O2 + H2O =>
HC2H3O2 + NaHCO3 = CO2(g) + NaC2H3O2 + H2O
HNO3(aq) + AgNO3(aq) = AgNO2(s) + HNO4(aq) =>
HNO3(aq) + AgNO3(aq) = AgNO2(s) + HNO4(aq)
LiOH + H3AlO3 = Li3AlO3 + H2O =>
3 LiOH + H3AlO3 = Li3AlO3 + 3 H2O
K2Cr2O4 + Pb = K + PbCr2O4 =>
K2Cr2O4 + Pb = 2 K + PbCr2O4
Si + F = SiF3 =>
Si + 3 F = SiF3
Fe3O4 + C = Fe + CO2 =>
Fe3O4 + 2 C = 3 Fe + 2 CO2
Cr2 + H2O = H6Cr + O2 =>
Cr2 + 6 H2O = 2 H6Cr + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/28/25
Équations équilibrées sur02/27/24
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