| Équations équilibrées la veille | Équations équilibrées le lendemain |
[Cr(OH)4]{-} + 2 H2O2 = CrO4{-}2 + 4 H2O
H5AtO6 + OH{-} = AtO6{-5} + H2O =>
H5AtO6 + 5 OH{-} = AtO6{-5} + 5 H2O
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
MnO(OH)2 + HCl = MnCl2 + H2O + O2 =>
2 MnO(OH)2 + 4 HCl = 2 MnCl2 + 4 H2O + O2
Li2SO4 + AgC2H3O2 = LiC2H3O2 + Ag2SO4 =>
Li2SO4 + 2 AgC2H3O2 = 2 LiC2H3O2 + Ag2SO4
Rb + N2 = Rb3N = O2 =>
6 Rb + N2 = 2 Rb3N
CH3CH2COOH + O2 = CO2 + water =>
2 CH3CH2COOH + 7 O2 = 6 CO2 + 6 H2O
C3H8N2O2 + HBr = CH5N2Br + CH3COOH =>
C3H8N2O2 + HBr = CH5N2Br + CH3COOH
Mg2Si + HCl = MgCl2 + H4Si =>
Mg2Si + 4 HCl = 2 MgCl2 + H4Si
PCl5 + H2O = PCl3O + HCl =>
PCl5 + H2O = PCl3O + 2 HCl
KNaC4H4O6(aq) + H2O2(l) = CO2(g) + KOH(aq) + NaOH(aq) + H2O(l) =>
KNaC4H4O6(aq) + 5 H2O2(l) = 4 CO2(g) + KOH(aq) + NaOH(aq) + 6 H2O(l)
C2HAg + H2O = C2H2 + AgOH =>
C2HAg + H2O = C2H2 + AgOH
BaS + PbF2 = BaF2 + PbS =>
BaS + PbF2 = BaF2 + PbS
Sn(OH)4 + NaOH = Na4[Sn(OH)8] =>
Sn(OH)4 + 4 NaOH = Na4[Sn(OH)8]
(CH3COO)2Ba = CH3COCH3 + BaCO3 =>
(CH3COO)2Ba = CH3COCH3 + BaCO3
KOH + Cr(OH)3 + Cl2 = K2CrO4 + KCl + H2O =>
10 KOH + 2 Cr(OH)3 + 3 Cl2 = 2 K2CrO4 + 6 KCl + 8 H2O
S2 + Cl2 = SCl2 =>
S2 + 2 Cl2 = 2 SCl2
NO3{-} + C6H12O6 + H{+} = N{2} + CO2 + H2O =>
8 NO3{-} + C6H12O6 + 24 H{+} = 8 N{2} + 6 CO2 + 18 H2O
Zn(OH)2 + ZnSO4 = (ZnOH)2SO4 =>
Zn(OH)2 + ZnSO4 = (ZnOH)2SO4
Mg(NO3)2(aq) + H2SO4(aq) = HNO3(l) + MgSO4(aq) =>
Mg(NO3)2(aq) + H2SO4(aq) = 2 HNO3(l) + MgSO4(aq)
Na(SO4)2 + Sr2(OH) = Na(OH) + Sr2(SO4)2 =>
Na(SO4)2 + Sr2(OH) = Na(OH) + Sr2(SO4)2
Zn(No3)2 + Na2CO3 = Zn(CO3) + Na2(No3)2 =>
Zn(No3)2 + Na2CO3 = Zn(CO3) + Na2(No3)2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
I2 + NO3{-} + H{+}{-2} = IO3{-} + NO + H2O =>
3 I2 + 10 NO3{-} + 4 H{+}{-2} = 6 IO3{-} + 10 NO + 2 H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
CsOH + NaI = NaOH + CsI =>
CsOH + NaI = NaOH + CsI
KIO3 + KI + HCl = KCl + I2 + H2O =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 I2 + 3 H2O
Ag2SO3 + Ba(NO3)2 = AgNO3 + BaSO3 =>
Ag2SO3 + Ba(NO3)2 = 2 AgNO3 + BaSO3
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
HI + Ca = CaI2 + H =>
2 HI + Ca = CaI2 + 2 H
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
H3BO3 + NaOH = NaBO2 + H2O =>
H3BO3 + NaOH = NaBO2 + 2 H2O
F + NH4I = NH4F + I =>
F + NH4I = NH4F + I
MnO2 + Fe{2+} + H{+} = Mn{2+} + H2O + Fe{3+} =>
MnO2 + 2 Fe{2+} + 4 H{+} = Mn{2+} + 2 H2O + 2 Fe{3+}
Cd2(s) + HNO3(aq) = CdNO3(s) + H2(g) =>
Cd2(s) + 2 HNO3(aq) = 2 CdNO3(s) + H2(g)
H2S + Cl2 + H2O = H2SO4 + HCl =>
H2S + 4 Cl2 + 4 H2O = H2SO4 + 8 HCl
XeO3 + NaOH = Na4XeO6 + Xe + H2O =>
4 XeO3 + 12 NaOH = 3 Na4XeO6 + Xe + 6 H2O
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
NaHSO3 + NH3 + H2O = (NH4)2SO3 + NaOH =>
NaHSO3 + 2 NH3 + H2O = (NH4)2SO3 + NaOH
C2HAg + H2O = C2H2 + AgOH =>
C2HAg + H2O = C2H2 + AgOH
Na2S2O3(s) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + S(s) =>
3 Na2S2O3(s) + H2SO4(aq) = 3 Na2SO4(aq) + H2O(l) + 4 S(s)
HClO + NaH = NaCl + H2O =>
HClO + NaH = NaCl + H2O
BaCl2 + Na(OH) = Ba(OH)2 + NaCl =>
BaCl2 + 2 Na(OH) = Ba(OH)2 + 2 NaCl
HNO3 + SB2O3 = SB2O5 + NO + H2O =>
4 HNO3 + 3 SB2O3 = 3 SB2O5 + 4 NO + 2 H2O
S(S) + NaOH(aq) = Na2S(aq) + Na2S2O3(aq) + H2O(aq) =>
2 S(S) + 6 NaOH(aq) = 2 Na2S(aq) + Na2S2O3(aq) + 3 H2O(aq)
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
NH4 + Cr2O8 + PbCl2 = PbCrO4 + NH4Cl =>
4 NH4 + Cr2O8 + 2 PbCl2 = 2 PbCrO4 + 4 NH4Cl
Cu{2+} + Na = Cu + Na{+} =>
Cu{2+} + 2 Na = Cu + 2 Na{+}
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Li + NaHO = LiHO + Na =>
Li + NaHO = LiHO + Na
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Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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