| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CNH + 5 O2 = 4 CO2 + 2 H2O + 4 N
NaCl + Ca = Na + CaCl =>
NaCl + Ca = Na + CaCl
Cl2(aq) + KBr(aq) = Br(aq) + KCl(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 Br(aq) + 2 KCl(aq)
As + Cl2 = As4Cl2 =>
4 As + Cl2 = As4Cl2
H2SO4 + Al = Al2(SO4)32 + H2 =>
32 H2SO4 + 2 Al = Al2(SO4)32 + 32 H2
OH{-} + AsO3{-3} + I2 = I{-} + AsO4{-3} + H2O =>
2 OH{-} + AsO3{-3} + I2 = 2 I{-} + AsO4{-3} + H2O
Li2CO2 + H2O2 + C13H18ClNHCl = C11H25NO2 + LiCl + CO2 =>
Li2CO2 + 3 H2O2 + C13H18ClNHCl = C11H25NO2 + 2 LiCl + 3 CO2
Mg(S) + MgSO4(aq) = MgSO4(S) + Mg(aq) =>
Mg(S) + MgSO4(aq) = MgSO4(S) + Mg(aq)
FeMg(SO4) = FeSO4Mg =>
FeMg(SO4) = FeSO4Mg
MgOH + HN3 = (OH2)Mg + N3 =>
MgOH + HN3 = (OH2)Mg + N3
Al2(SO4)3 + KIO3 = Al2IO3 + K(SO4)3 =>
Al2(SO4)3 + KIO3 = Al2IO3 + K(SO4)3
C3H8O + N2O = CO2 + H2O + N =>
C3H8O + 9 N2O = 3 CO2 + 4 H2O + 18 N
Zn + K + Fe(CN)6 = ZnK2Fe(CN)6 =>
Zn + 2 K + Fe(CN)6 = ZnK2Fe(CN)6
C14H10O3 + NaBH4 = C7H8O + C7H6O2 + NaBH =>
3 C14H10O3 + 4 NaBH4 = 3 C7H8O + 3 C7H6O2 + 4 NaBH
CH2CH3OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH2CH3OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
Li + Mg = LiMg =>
Li + Mg = LiMg
Fe2O3 + H2 = FeH2 + O =>
Fe2O3 + 2 H2 = 2 FeH2 + 3 O
H2SO3 = H2O + SO2 =>
H2SO3 = H2O + SO2
H2SO2 + Fe(OH)3 = Fe2 + (SO4)3 + H2O =>
3 H2SO2 + 6 Fe(OH)3 = 3 Fe2 + (SO4)3 + 12 H2O
MnO(OH)2 + HCl + KI = MnCl2 + KCl + H2O + I2 =>
MnO(OH)2 + 4 HCl + 2 KI = MnCl2 + 2 KCl + 3 H2O + I2
H2SO4 + VO2 = VOSO4 + H2O =>
H2SO4 + VO2 = VOSO4 + H2O
CeO2 + HCl + KI = KCl + CeCl + H2O + I2 =>
2 CeO2 + 8 HCl + 6 KI = 6 KCl + 2 CeCl + 4 H2O + 3 I2
HBr + Mg = H2 + MgBr2 =>
2 HBr + Mg = H2 + MgBr2
FeO + HBr = FeBr + OH =>
FeO + HBr = FeBr + OH
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2 =>
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2
Hg2{+} + S2{-} = Hg + S =>
Hg2{+} + S2{-} = 2 Hg + 2 S
KOH + HClO = KO + OHHCl =>
KOH + HClO = KO + OHHCl
Fe2O3P2O5 = FePO4 =>
Fe2O3P2O5 = 2 FePO4
Na2OSO3 = Na2SO4 =>
Na2OSO3 = Na2SO4
H2O + P4O10 = H3PO4 =>
6 H2O + P4O10 = 4 H3PO4
CH3(CH2)7CH39 + O2 = CO2 + H2O =>
CH3(CH2)7CH39 + 23 O2 = 9 CO2 + 28 H2O
CH3COO{-} + H2O = CH3COOH + OH{-} =>
CH3COO{-} + H2O = CH3COOH + OH{-}
FeCO3H2O = Fe(OH)2CO2 =>
FeCO3H2O = Fe(OH)2CO2
H3O + CH4NO2 = H2O + CH5NO2 =>
H3O + CH4NO2 = H2O + CH5NO2
O3Al2 + H2O = Al(OH)3 =>
O3Al2 + 3 H2O = 2 Al(OH)3
CuCl2(aq) + Al(s) = Al(Cl2)3(aq) + Cu(s) =>
3 CuCl2(aq) + Al(s) = Al(Cl2)3(aq) + 3 Cu(s)
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
HS + HCl = H2S + Cl =>
HS + HCl = H2S + Cl
H3PO4 + K2CO3 = H2CO3 + K3PO4 =>
2 H3PO4 + 3 K2CO3 = 3 H2CO3 + 2 K3PO4
H2(g) + N2(g) = NH3(l) =>
3 H2(g) + N2(g) = 2 NH3(l)
NH2CONH2(s) + H2O(l) = CO2(g) + NH3(g) =>
NH2CONH2(s) + H2O(l) = CO2(g) + 2 NH3(g)
HBr(g) + O2(g) = H2O(l) + Br2(l) =>
4 HBr(g) + O2(g) = 2 H2O(l) + 2 Br2(l)
Pb(C2H5)(l) + O2(g) = PbO(s) + CO2(g) + H2O =>
4 Pb(C2H5)(l) + 15 O2(g) = 4 PbO(s) + 8 CO2(g) + 10 H2O
FeCl2 + HCl = FeCl3 + H =>
FeCl2 + HCl = FeCl3 + H
ZnCl2 + HNO3 = Zn(NO3)2 + H + Cl =>
ZnCl2 + 2 HNO3 = Zn(NO3)2 + 2 H + 2 Cl
S4N4 + H2O + O2 = (NH4)2SO4 + SO2 =>
S4N4 + 8 H2O + 2 O2 = 2(NH4)2SO4 + 2 SO2
MnO2 + Na2SO4 + KOH = KMnO4 + Na2SO3 + H2O =>
2 MnO2 + 3 Na2SO4 + 2 KOH = 2 KMnO4 + 3 Na2SO3 + H2O
ZnSO4 + C6N6FeK4 = Zn2FeC6N6 + K2SO4 =>
2 ZnSO4 + C6N6FeK4 = Zn2FeC6N6 + 2 K2SO4
CaCl2 + HNO3 = Ca(NO3)2 + (HCl) =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2(HCl)
H{+} + Cr2O7{-2} + I{-} = H2O + Cr{3+} + IO3{-} =>
8 H{+} + Cr2O7{-2} + I{-} = 4 H2O + 2 Cr{3+} + IO3{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/25
Équations équilibrées sur03/04/24
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