| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 CH2CHCH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + K2SO4 + 2 MnSO4 + 3 H2O
NO2 + HNO2 = HNO3 + NO =>
NO2 + HNO2 = HNO3 + NO
KMnO4 + KCl + H2SO4 = MnClSO4 + KHSO4 + H2O + O2 =>
KMnO4 + KCl + 3 H2SO4 = MnClSO4 + 2 KHSO4 + 2 H2O + O2
Fe2 + O2 + H2O = FeO(OH) =>
2 Fe2 + 3 O2 + 2 H2O = 4 FeO(OH)
H3PO4 = H2 + P + O2 =>
2 H3PO4 = 3 H2 + 2 P + 4 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al3 + Br1 = Al3Br =>
Al3 + Br1 = Al3Br
HONH2 + H2O = H2ONH2 + OH =>
HONH2 + H2O = H2ONH2 + OH
C2H8 = C + H8 =>
C2H8 = 2 C + H8
KH(IO3)2 + Sr(OH)2 = K + H + OH + Sr(IO3)2 =>
KH(IO3)2 + Sr(OH)2 = K + H + 2 OH + Sr(IO3)2
Au + CO2 + H{+} = H2C2O4 + Au{+3} =>
2 Au + 6 CO2 + 6 H{+} = 3 H2C2O4 + 2 Au{+3}
Ca3P2 + KMnO4 + H2SO4 = H3PO4 + K2SO4 + MnSO4 + H2O + CaSO4 =>
5 Ca3P2 + 16 KMnO4 + 39 H2SO4 = 10 H3PO4 + 8 K2SO4 + 16 MnSO4 + 24 H2O + 15 CaSO4
Zn + As = ZnAs =>
Zn + As = ZnAs
Fe + Hg(NO3)2 = Fe(NO3)2 + Hg =>
Fe + Hg(NO3)2 = Fe(NO3)2 + Hg
Cr(OH)2 + OH{-} = Cr(OH)4{2-} =>
Cr(OH)2 + 2 OH{-} = Cr(OH)4{2-}
Al(NO3)3 + K2CrO4 = Al(CrO4)3 + K2NO3 =>
Al(NO3)3 + 3 K2CrO4 = Al(CrO4)3 + 3 K2NO3
XeO3 + NaOH = Na + HXeO4 =>
XeO3 + NaOH = Na + HXeO4
KNO3HCl = HNO3KCl =>
KNO3HCl = HNO3KCl
P4 + O3 = P2O5 =>
3 P4 + 10 O3 = 6 P2O5
(C6H10O6)2 + H2O = C6H12O6 + CO2 =>
6(C6H10O6)2 + 6 H2O = 11 C6H12O6 + 6 CO2
Fe(NO3)2 + O2 = FeO3 + NO2 =>
2 Fe(NO3)2 + O2 = 2 FeO3 + 4 NO2
NaI + AgNO3 = AgI + NO3 + Na =>
NaI + AgNO3 = AgI + NO3 + Na
AgNO3 + HCl2 = HNO3 + AgCl2 =>
AgNO3 + HCl2 = HNO3 + AgCl2
Na2O2 + H2O = NaOH + H2O2 =>
Na2O2 + 2 H2O = 2 NaOH + H2O2
Ca(OH)2 + H3P = P2Ca3 + H2O =>
3 Ca(OH)2 + 2 H3P = P2Ca3 + 6 H2O
K2O + B2O3 = K2B4O7 =>
K2O + 2 B2O3 = K2B4O7
H2C2H2 + Cl2 = C2H4Cl2 =>
H2C2H2 + Cl2 = C2H4Cl2
Fe(OH)3 + H2SO = Fe2(SO)3 + H2O =>
2 Fe(OH)3 + 3 H2SO = Fe2(SO)3 + 6 H2O
Sc + O2 = ScO2 =>
Sc + O2 = ScO2
FeAsS + O2 = FeSO4 + As2O3 =>
4 FeAsS + 11 O2 = 4 FeSO4 + 2 As2O3
FeCl2 + KMnO4 + HCl = FeCl3 + KCl + Mn + H2O =>
7 FeCl2 + KMnO4 + 8 HCl = 7 FeCl3 + KCl + Mn + 4 H2O
Fe2O3 + KI + H2SO4 = FeSO4 + K2SO4 + I2 + H2O =>
Fe2O3 + 2 KI + 3 H2SO4 = 2 FeSO4 + K2SO4 + I2 + 3 H2O
Al(NO3)3 + KCl = AlCl3 + KNO3 =>
Al(NO3)3 + 3 KCl = AlCl3 + 3 KNO3
Pb + NaOH + H2O = Na2[PbOH]4 + H2 =>
4 Pb + 2 NaOH + 2 H2O = Na2[PbOH]4 + H2
K2CO3 + HNO3 = HNCO3 + K2O3 =>
K2CO3 + HNO3 = HNCO3 + K2O3
Na + CH3CHOHCH2CH3 = C4H9ONa + H2 =>
2 Na + 2 CH3CHOHCH2CH3 = 2 C4H9ONa + H2
Au(s) + HNO3(aq) + HCl(aq) = HAuCl4(aq) + NO2(g) + H2O(l) =>
Au(s) + 3 HNO3(aq) + 4 HCl(aq) = HAuCl4(aq) + 3 NO2(g) + 3 H2O(l)
KOH + HBr = KBr*H2O =>
KOH + HBr = KBr*H2O
Mg + Fe(Cl)3 = MgCl2 + Fe =>
3 Mg + 2 Fe(Cl)3 = 3 MgCl2 + 2 Fe
Pb(C2H3O2)2 + NH4Cl = Cl(C2H3O2)2 + NH4Pb =>
Pb(C2H3O2)2 + NH4Cl = Cl(C2H3O2)2 + NH4Pb
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
N2H4 + Ni{+2} + OH{-} = N2 + Ni + H2O =>
N2H4 + 2 Ni{+2} + 4 OH{-} = N2 + 2 Ni + 4 H2O
Cr2O3 + KPO3 = CrPO4 + K3PO4 =>
Cr2O3 + 3 KPO3 = 2 CrPO4 + K3PO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Sn2(CO3)4 + CH3COOH = H2CO3 + Sn(C2H3O2)4 =>
Sn2(CO3)4 + 8 CH3COOH = 4 H2CO3 + 2 Sn(C2H3O2)4
ZnO + NH3 = Zn + H2O + N2 =>
3 ZnO + 2 NH3 = 3 Zn + 3 H2O + N2
C2H2 + F2 = CF4 + HF =>
C2H2 + 5 F2 = 2 CF4 + 2 HF
NH3 + H3BO3 = (NH4)2HBO3 =>
2 NH3 + H3BO3 = (NH4)2HBO3
KSO4 + HNO3 = K(NO3)2 + H2SO4 =>
KSO4 + 2 HNO3 = K(NO3)2 + H2SO4
KMnO4 + H2O + Na2SO3 = Na2SO4 + MnO2 + KOH =>
2 KMnO4 + H2O + 3 Na2SO3 = 3 Na2SO4 + 2 MnO2 + 2 KOH
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Équations équilibrées sur01/12/25
Équations équilibrées sur02/11/24
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