| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
Ni{2+} + CN{-} = Ni(CN)2 =>
Ni{2+} + 2 CN{-} = Ni(CN)2
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
C2H2N + O2 = CO2 + H2O + NO =>
C2H2N + 3 O2 = 2 CO2 + H2O + NO
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
K3[Cr(OH)6] + SO2 = KHSO3 + Cr(OH)3 =>
K3[Cr(OH)6] + 3 SO2 = 3 KHSO3 + Cr(OH)3
P2O3 + H2O = H2 + (PO4) =>
P2O3 + 5 H2O = 5 H2 + 2(PO4)
CH4(g) + Cl2 = CH3Cl(g) + HCl(g) =>
CH4(g) + Cl2 = CH3Cl(g) + HCl(g)
Fe(OH)2 + CO2 = Fe3O4 + HCOOH + H2O =>
3 Fe(OH)2 + CO2 = Fe3O4 + HCOOH + 2 H2O
KOH + Co(NO3)3 = K(NO3) + Co(OH)3 =>
3 KOH + Co(NO3)3 = 3 K(NO3) + Co(OH)3
Ga2O3 + H2 = H2O + Ga =>
Ga2O3 + 3 H2 = 3 H2O + 2 Ga
AuCl + BiCl3 + Bi2S3 = AuBiSCl2 =>
3 AuCl + BiCl3 + Bi2S3 = 3 AuBiSCl2
P{5+} + O{2-} = P2O5 =>
2 P{5+} + 5 O{2-} = P2O5
CuFeS2(s) + O2(g) = Cu2S(s) + Fe3O4(s) + SO2(g) =>
6 CuFeS2(s) + 13 O2(g) = 3 Cu2S(s) + 2 Fe3O4(s) + 9 SO2(g)
C6H8O6 + C12H7O2NCl2 = C6H6O6 + C12H9O2NCl2 =>
C6H8O6 + C12H7O2NCl2 = C6H6O6 + C12H9O2NCl2
S + O2 = SO =>
2 S + O2 = 2 SO
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
H2SO4 + HCl + K2CrO7 = Cl2 + K2SO4 + Cr2(SO4)3 + H2O =>
5 H2SO4 + 18 HCl + 2 K2CrO7 = 9 Cl2 + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
HNO3 + CH3OH = NO + CO2 + H2O =>
2 HNO3 + CH3OH = 2 NO + CO2 + 3 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CO2 + H2O = C5H5OH + O2 =>
5 CO2 + 3 H2O = C5H5OH + 6 O2
CH3(CH2)7CHOO3 = CH3(CH2)7COOHO2 =>
CH3(CH2)7CHOO3 = CH3(CH2)7COOHO2
H3PO4 = H2O + P4O10 =>
4 H3PO4 = 6 H2O + P4O10
K + MnO4 = K2O + Mn2O7 =>
2 K + 2 MnO4 = K2O + Mn2O7
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
MgAl + H2O = MgO + Al2O3 + H2 =>
2 MgAl + 5 H2O = 2 MgO + Al2O3 + 5 H2
NH2NO2 + NH3 = N2O + H2 =>
NH2NO2 + 2 NH3 = 2 N2O + 4 H2
HCl + NiS = H2S + NiCl2 =>
2 HCl + NiS = H2S + NiCl2
FeSO4 + K4Fe(CN)6 = K2SO4 + Fe2(CN)4 =>
4 FeSO4 + 2 K4Fe(CN)6 = 4 K2SO4 + 3 Fe2(CN)4
P4 + NaOH(aq) + H2O(l) = PH3(g) + NaHPO3(aq) =>
7 P4 + 12 NaOH(aq) + 24 H2O(l) = 16 PH3(g) + 12 NaHPO3(aq)
LaSi2 + O2 = La2O3 + SiO2 =>
4 LaSi2 + 11 O2 = 2 La2O3 + 8 SiO2
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
MnCl2 + K4[Fe(CN)6] = Mn4[Fe(CN)6]2 + KCl =>
4 MnCl2 + 2 K4[Fe(CN)6] = Mn4[Fe(CN)6]2 + 8 KCl
(Al(OH)2)2SO4 = Al2(SO4)3 + Al(OH)3 =>
3(Al(OH)2)2SO4 = Al2(SO4)3 + 4 Al(OH)3
Na2CO3 + AlF3 = Al2O3 + NaF + CO2 =>
3 Na2CO3 + 2 AlF3 = Al2O3 + 6 NaF + 3 CO2
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Fe(OH)3 + OH{-} + ClO{-} = FeO4{-}2 + Cl{-} + H2O =>
Fe(OH)3 + OH{-} + 2 ClO{-} = FeO4{-}2 + 2 Cl{-} + 2 H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
MnO2 + HCe = MnCe + Ce + H2O =>
MnO2 + 4 HCe = MnCe + 3 Ce + 2 H2O
NaF + YF3 = NaYF4 =>
NaF + YF3 = NaYF4
AgNO{3} + KCl = AgCl + KNO{3} =>
AgNO{3} + KCl = AgCl + KNO{3}
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Al + O2 = Al2O3 = =>
4 Al + 3 O2 = 2 Al2O3
FeSO4 + KSCN = Fe(SCN)2 + K2SO4 =>
FeSO4 + 2 KSCN = Fe(SCN)2 + K2SO4
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
(NH4)2S + HCl = NH4Cl + H2S =>
(NH4)2S + 2 HCl = 2 NH4Cl + H2S
H2CO3(l) = CO2(g) + H2O(g) =>
H2CO3(l) = CO2(g) + H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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