| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + 2 Cl2 = C3H6Cl2 + 2 HCl
C2H5NO2 + KOH = CH2COOKNH2 + H2O =>
C2H5NO2 + KOH = CH2COOKNH2 + H2O
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
ClO3{-} + H{+} = HClO3 =>
ClO3{-} + H{+} = HClO3
Cr(NO3)3 + NH3 + H2O = Cr(OH)3 + (NH4)NO3 =>
Cr(NO3)3 + 3 NH3 + 3 H2O = Cr(OH)3 + 3(NH4)NO3
VO{2+} + Zn + H{+} = V{3+} + Zn{2+} + H2O =>
2 VO{2+} + Zn + 4 H{+} = 2 V{3+} + Zn{2+} + 2 H2O
C7H8O + KMnO4 + H2SO4 = C7H6O + K2SO4 + MnSO4 + H2O =>
5 C7H8O + 2 KMnO4 + 3 H2SO4 = 5 C7H6O + K2SO4 + 2 MnSO4 + 8 H2O
Ca + K2Cr2O7 = CaO + K2 + Cr =>
7 Ca + K2Cr2O7 = 7 CaO + K2 + 2 Cr
Na + CaO = NaCaO =>
Na + CaO = NaCaO
Na2CO3 + H2S = Na2S + CO2 + H2O =>
Na2CO3 + H2S = Na2S + CO2 + H2O
C2H6 + Br2 = C2H4Br2 + HBr =>
C2H6 + 2 Br2 = C2H4Br2 + 2 HBr
Co + HF = CoF3 + H2 =>
2 Co + 6 HF = 2 CoF3 + 3 H2
Nd + H2O = Nd(OH)3 + H2(g) =>
2 Nd + 6 H2O = 2 Nd(OH)3 + 3 H2(g)
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
NaOH + SO4 = Na2SO4 + OH =>
2 NaOH + SO4 = Na2SO4 + 2 OH
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
C4H4O4 + Br2 = C4H4Br2O4 =>
C4H4O4 + Br2 = C4H4Br2O4
C2H6 + F2 = C2F6 + HF =>
C2H6 + 6 F2 = C2F6 + 6 HF
CuSO4 + Na2CO3 + H2O = Cu3(OH)2(CO3)2 + Na2SO4 + CO2 =>
3 CuSO4 + 3 Na2CO3 + H2O = Cu3(OH)2(CO3)2 + 3 Na2SO4 + CO2
H2(g) + V2O5(s) = V(s) + H2O(l) =>
5 H2(g) + V2O5(s) = 2 V(s) + 5 H2O(l)
KMnO4 + AgNO3 = AgO4 + KMnNO3 =>
KMnO4 + AgNO3 = AgO4 + KMnNO3
S4O6{2-} + H2O = H{+} + S2O3{2-} + SO3{2-} =>
2 S4O6{2-} + 3 H2O = 6 H{+} + 3 S2O3{2-} + 2 SO3{2-}
MgSO4(aq) + KNO3(aq) = Mg(NO3)2(aq) + K2SO4(aq) =>
MgSO4(aq) + 2 KNO3(aq) = Mg(NO3)2(aq) + K2SO4(aq)
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
K3[Fe(SCN)6] + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + NaSO4 + KNO3 =>
K3[Fe(SCN)6] + 24 Na2Cr2O7 + 114 H2SO4 = Fe(NO3)3 + 24 Cr2(SO4)3 + 6 CO2 + 114 H2O + 48 NaSO4 + 3 KNO3
Co + H{+} = Co{2+} + H2 =>
Co + 2 H{+} = Co{2+} + H2
Fe(OH)3 + BaSO4 = Ba(OH)2 + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 BaSO4 = 3 Ba(OH)2 + Fe2(SO4)3
C3H5O9N3 = CO2 + H2O + N2 + O2 =>
4 C3H5O9N3 = 12 CO2 + 10 H2O + 6 N2 + O2
KMnO4 + NaOH = Na3MnO4 + O2 + KOH + H2O =>
2 KMnO4 + 6 NaOH = 2 Na3MnO4 + O2 + 2 KOH + 2 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
PbO + H2O = Pb(OH)2 =>
PbO + H2O = Pb(OH)2
MgSO3 + HNO3 = Mg(NO3)2 + H2SO3 =>
MgSO3 + 2 HNO3 = Mg(NO3)2 + H2SO3
Na3PO4 + Ag(NO3) = Na(NO3) + Ag3(PO4) =>
Na3PO4 + 3 Ag(NO3) = 3 Na(NO3) + Ag3(PO4)
Na2S + O2 = Na2SO4 =>
Na2S + 2 O2 = Na2SO4
FeSO4 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
3 FeSO4 + 10 HNO3 = 3 Fe(NO3)3 + 3 H2SO4 + NO + 2 H2O
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Fe + SO2 = FeSO3 + FeS2O3 =>
2 Fe + 3 SO2 = FeSO3 + FeS2O3
Fe(OH)3 + OH{-} + ClO{-} = FeO4{2-} + Cl{-} + H2O =>
2 Fe(OH)3 + 4 OH{-} + 3 ClO{-} = 2 FeO4{2-} + 3 Cl{-} + 5 H2O
Cu + KCl = CuCl2 + K2 =>
Cu + 2 KCl = CuCl2 + K2
NH4O3 = N2 + O2 + H2O =>
2 NH4O3 = N2 + O2 + 4 H2O
CH4O + HNO3 = CH3NO3 + H2O =>
CH4O + HNO3 = CH3NO3 + H2O
NO = N2 + O2 =>
2 NO = N2 + O2
FeH3 = Fe + H =>
FeH3 = Fe + 3 H
FeCl3 + H2S = Fe2S3 + HCl =>
2 FeCl3 + 3 H2S = Fe2S3 + 6 HCl
LiBrO2 = LiBr + LiBrO3 =>
3 LiBrO2 = LiBr + 2 LiBrO3
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
Au + HCl = AuCl3 + H2 =>
2 Au + 6 HCl = 2 AuCl3 + 3 H2
NaOCl + Na2S2O3 = NaCl + Na2S2O6 =>
3 NaOCl + Na2S2O3 = 3 NaCl + Na2S2O6
Na3(Al(OH)6) = NaAlO2 + H2O + NaOH =>
Na3(Al(OH)6) = NaAlO2 + 2 H2O + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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