| Équations équilibrées la veille | Équations équilibrées le lendemain |
CO3{2-} + 2 HNO3 = CO2 + 2 NO3{-} + H2O
C7O2H6 + O2 = CO2 + H2O =>
2 C7O2H6 + 15 O2 = 14 CO2 + 6 H2O
C8H18 + Cl2 = C8H17 + HCl =>
2 C8H18 + Cl2 = 2 C8H17 + 2 HCl
NO3Na + HNO3AgNO3 = NO3AgNO3 + NaHNO3 =>
NO3Na + HNO3AgNO3 = NO3AgNO3 + NaHNO3
CH3C(O)CH2CH3 + NaOCl + KI = C(O)CH2CH3CI3 + NaOH + KCl =>
CH3C(O)CH2CH3 + 3 NaOCl + 3 KI = C(O)CH2CH3CI3 + 3 NaOH + 3 KCl
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
FeOHCl2 + H2SO4 = FeCl3 + Fe2(SO4)3 + H2O =>
6 FeOHCl2 + 3 H2SO4 = 4 FeCl3 + Fe2(SO4)3 + 6 H2O
CuCl42{-} + SO32{-} + H2O = CuCl2{-} + SO42{-} + Cl{-} + H{+} =>
CuCl42{-} + 2 SO32{-} + 20 H2O = CuCl2{-} + 2 SO42{-} + 40 Cl{-} + 40 H{+}
K2CO3 + H2O = K + OH + H2CO3 =>
K2CO3 + 2 H2O = 2 K + 2 OH + H2CO3
Al2(SO4)3 + Na2CO3 + Water = Al(OH)3 + Na2SO4 + CO2 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 Na2SO4 + 3 CO2
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
PbO2 + FeCl3 + H2SO4 = PbSO4 + Fe2(SO4)3 + Cl2 + H2O =>
3 PbO2 + 2 FeCl3 + 6 H2SO4 = 3 PbSO4 + Fe2(SO4)3 + 3 Cl2 + 6 H2O
N2 + O3 = N2O5 =>
3 N2 + 5 O3 = 3 N2O5
RCH = CHR =>
RCH = CHR
KMnO2 + HCl = MnCl2 + Cl + KCl + H2O =>
KMnO2 + 4 HCl = MnCl2 + Cl + KCl + 2 H2O
KMnO4 + NaOH + Na2SO3 = K3MnO4 + Na2MnO4 + Na2SO4 + H2O =>
3 KMnO4 + 4 NaOH + 2 Na2SO3 = K3MnO4 + 2 Na2MnO4 + 2 Na2SO4 + 2 H2O
C4H10 + O2 = C2H4 + H2O =>
2 C4H10 + O2 = 4 C2H4 + 2 H2O
Al(OH)3 + Ca(OH)2 = Ca[Al(OH)4]2 =>
2 Al(OH)3 + Ca(OH)2 = Ca[Al(OH)4]2
Zn(NO3)2 + Na2S2O3 = NaNO3 + ZnS2O3 =>
Zn(NO3)2 + Na2S2O3 = 2 NaNO3 + ZnS2O3
Al(s) + HCl(ac) = AlCl3 + H2(g) =>
2 Al(s) + 6 HCl(ac) = 2 AlCl3 + 3 H2(g)
Na + Ca3(PO4)2 = Na3PO4 + Ca =>
6 Na + Ca3(PO4)2 = 2 Na3PO4 + 3 Ca
H2CO3 + CaI2 = HI + CaCO3 =>
H2CO3 + CaI2 = 2 HI + CaCO3
C3H6O + NaClO + H2O = CHCl3 + NaOH + CO2 =>
C3H6O + 6 NaClO + H2O = 2 CHCl3 + 6 NaOH + CO2
Br2 + NH4OH + H2O = HNO2 + HBr =>
3 Br2 + NH4OH + H2O = HNO2 + 6 HBr
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K + CI2 = KCI2 =>
K + CI2 = KCI2
H2SO4 + Fe = FeSO4 + HH2 =>
3 H2SO4 + 3 Fe = 3 FeSO4 + 2 HH2
FeCl3*6H2O + Dy2O3 + NH3 = Dy4Fe26O4 + HCl + N2 + H2O =>
78 FeCl3*6H2O + 6 Dy2O3 + 82 NH3 = 3 Dy4Fe26O4 + 234 HCl + 41 N2 + 474 H2O
CaSO4 + LiOH = Ca(OH)2 + Li2SO4 =>
CaSO4 + 2 LiOH = Ca(OH)2 + Li2SO4
CuS + O2 = Cu2O + S2 =>
4 CuS + O2 = 2 Cu2O + 2 S2
C3H8 = CH2CHCH3H2 =>
C3H8 = CH2CHCH3H2
CH3POF2 + C3H8O = C4H10FO2P + HF =>
CH3POF2 + C3H8O = C4H10FO2P + HF
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
C9H10O3 + C9H8O = C18H18O + O2 =>
2 C9H10O3 + 2 C9H8O = 2 C18H18O + 3 O2
CH3OH + Br = CH3Br + OH =>
CH3OH + Br = CH3Br + OH
S{-2} + Cl2 = S + Cl{-} =>
S{-2} + Cl2 = S + 2 Cl{-}
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
(C2H5)3N + H2O = (C2H4)3N + H3O =>
(C2H5)3N + 3 H2O = (C2H4)3N + 3 H3O
C + HNO3 = H3CO4 + NO2 + H2O =>
C + 5 HNO3 = H3CO4 + 5 NO2 + H2O
Fe(NO3)3 + K3Fe(CN)6 = K3Fe(NO3)3 + Fe(CN)6 =>
Fe(NO3)3 + K3Fe(CN)6 = K3Fe(NO3)3 + Fe(CN)6
Sn + O2 = SnO =>
2 Sn + O2 = 2 SnO
Ag(NH3)2OH + C6H12O6 = Ag + C6H12O7 + NH3 + H2O =>
2 Ag(NH3)2OH + C6H12O6 = 2 Ag + C6H12O7 + 4 NH3 + H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
MgSO4Na2HPO4NH4OH = MgNH4PO4Na2SO4H2O =>
MgSO4Na2HPO4NH4OH = MgNH4PO4Na2SO4H2O
P4(s) + S8(s) = P4S10(s) =>
4 P4(s) + 5 S8(s) = 4 P4S10(s)
Ar4O10(s) + H2O(l) = H3ArO4(s) =>
Ar4O10(s) + 6 H2O(l) = 4 H3ArO4(s)
Ca(OH)2 + S = CaSO2 + H2S =>
Ca(OH)2 + 2 S = CaSO2 + H2S
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Équations équilibrées sur11/20/24
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