| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCl + KNo3 = KCl + NaNo3
C6H8O6 + I2 + H2O = C6H10O8 + I{-} + H{+} =>
C6H8O6 + I2 + 2 H2O = C6H10O8 + 2 I{-} + 2 H{+}
Ni(NO3)2 + H2O = Ni(H2O)6 + NO3 =>
Ni(NO3)2 + 6 H2O = Ni(H2O)6 + 2 NO3
Na2SO3(aq) + S(s) = Na2S2O3(s) =>
Na2SO3(aq) + S(s) = Na2S2O3(s)
FeSO4 + HNO2 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 FeSO4 + 2 HNO2 + H2SO4 = Fe2(SO4)3 + 2 NO + 2 H2O
NH2 + O2 = NO2 + H2O =>
2 NH2 + 3 O2 = 2 NO2 + 2 H2O
Cr(OH)3 + O2 = CrO3 + H2O =>
4 Cr(OH)3 + 3 O2 = 4 CrO3 + 6 H2O
K3PO4(aq) + FeCl2(aq) = KCl(aq) + Fe3(PO4)2(s) =>
2 K3PO4(aq) + 3 FeCl2(aq) = 6 KCl(aq) + Fe3(PO4)2(s)
HN3 = H + N3 =>
HN3 = H + N3
Ag(NO)3 + Cu = AgCu + (NO)3 =>
Ag(NO)3 + Cu = AgCu + (NO)3
K4Fe(CN)6 + FeSO4 = Fe2(Fe(CN)6) + K2SO4 =>
K4Fe(CN)6 + 2 FeSO4 = Fe2(Fe(CN)6) + 2 K2SO4
C2H2 + CO + H2O = CH2CHCO2H =>
C2H2 + CO + H2O = CH2CHCO2H
Cr(OH)3 + KOH = K3CrO3 + H2O =>
Cr(OH)3 + 3 KOH = K3CrO3 + 3 H2O
AgF = Ag + F =>
AgF = Ag + F
Zn(s) + H2SO4(l) = H2(g) + ZnSO4(aq) =>
Zn(s) + H2SO4(l) = H2(g) + ZnSO4(aq)
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
K + CH3CH2OH = KOH + CH3CH2 =>
K + CH3CH2OH = KOH + CH3CH2
Zn(OH)2 + Cu(OH)2 = Cu[Zn(OH)4] =>
Zn(OH)2 + Cu(OH)2 = Cu[Zn(OH)4]
AgCl(s) + Na2SO4(aq) = Ag2SO4(aq) + NaCl(s) =>
2 AgCl(s) + Na2SO4(aq) = Ag2SO4(aq) + 2 NaCl(s)
Pb(NO3)4 + Na2(SO4) = Pb2(SO4)4 + Na(NO3) =>
2 Pb(NO3)4 + 4 Na2(SO4) = Pb2(SO4)4 + 8 Na(NO3)
Cl + SrI2 = SrCl2 + I =>
2 Cl + SrI2 = SrCl2 + 2 I
MnO5 + HCl = MnCl2 + Cl + H2O =>
MnO5 + 10 HCl = MnCl2 + 8 Cl + 5 H2O
H2Cl2 + NaOH = NaCl + H2O =>
H2Cl2 + 2 NaOH = 2 NaCl + 2 H2O
ZnSO4 + LiCl = ZnCl2 + Li2SO4 =>
ZnSO4 + 2 LiCl = ZnCl2 + Li2SO4
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
HNO3 + Ca(HCO3)2 = CO2 + Ca(NO3)2 + H2O =>
2 HNO3 + Ca(HCO3)2 = 2 CO2 + Ca(NO3)2 + 2 H2O
CaI2 + H2SO4 = HI + CaSO4 =>
CaI2 + H2SO4 = 2 HI + CaSO4
W + SrMoO4 + KClO4 = SrWO4 + MoO2 + KCl =>
2 W + 2 SrMoO4 + KClO4 = 2 SrWO4 + 2 MoO2 + KCl
SO2 + Li = Li(SO2) =>
SO2 + Li = Li(SO2)
FeCl3 + HI = FeCl2 + I2 + HCl =>
2 FeCl3 + 2 HI = 2 FeCl2 + I2 + 2 HCl
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + KCH3COO + KCl + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + 2 KCH3COO + 2 KCl + H2O
ClO3{-}(aq) + H2O(l) + I2(s) = IO3{-}(aq) + Cl{-}(aq) + H{+}(aq) =>
5 ClO3{-}(aq) + 3 H2O(l) + 3 I2(s) = 6 IO3{-}(aq) + 5 Cl{-}(aq) + 6 H{+}(aq)
KOH + C = K + CO2 + H2O =>
4 KOH + C = 4 K + CO2 + 2 H2O
CoCl2 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + KCH3COO + KCl + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + 2 KCH3COO + 2 KCl + H2O
Al(s) + Fe2O3 = Fe(s) + Al2O3(s) =>
2 Al(s) + Fe2O3 = 2 Fe(s) + Al2O3(s)
Fe(CN)6{3-} + Cl2 = Fe(CN)6{2-} + Cl{-} =>
2 Fe(CN)6{3-} + Cl2 = 2 Fe(CN)6{2-} + 2 Cl{-}
C + H + O = C6H12O6 =>
6 C + 12 H + 6 O = C6H12O6
Ca(s) + O2 = CaO2 =>
Ca(s) + O2 = CaO2
H2O + CrO4{-2} + Br{-} = CrO2{-} + BrO3{-} + OH{-} =>
H2O + 2 CrO4{-2} + Br{-} = 2 CrO2{-} + BrO3{-} + 2 OH{-}
PbI2 + Zn = ZnI2 + Pb =>
PbI2 + Zn = ZnI2 + Pb
Pb3O4 + Mg = MgO + Pb =>
Pb3O4 + 4 Mg = 4 MgO + 3 Pb
HNO3(aq) + Fe(OH)3 = H2O + Fe(NO3)3 =>
3 HNO3(aq) + Fe(OH)3 = 3 H2O + Fe(NO3)3
Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K =>
2 Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 4 K
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KI = K + I2 =>
2 KI = 2 K + I2
C2H6 + H2O = CH3CH2OH + H2 =>
C2H6 + H2O = CH3CH2OH + H2
AgNO3(aq) + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3(aq) + BaCl2 = 2 AgCl + Ba(NO3)2
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
C + H2 + O = CH2O =>
C + H2 + O = CH2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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