| Équations équilibrées la veille | Équations équilibrées le lendemain |
As2S5 + 40 NaNO3 + 35 HCl = 5 NaHSO4 + 40 NO2 + 12 H2O + 35 NaCl + 2 H3AsO4
(H2O)2 = H2O =>
(H2O)2 = 2 H2O
HC2H3O2(aq) + KOH(s) = H2O + KC2H3O2 =>
HC2H3O2(aq) + KOH(s) = H2O + KC2H3O2
IO3{-} + H{+} + I{-} = I2(aq) + H2O =>
IO3{-} + 6 H{+} + 5 I{-} = 3 I2(aq) + 3 H2O
K2SO4 + Na2S = K2S + Na2SO4 =>
K2SO4 + Na2S = K2S + Na2SO4
C6H12O6 + HNO3 = H2O + CO2 + NO2 =>
C6H12O6 + 24 HNO3 = 18 H2O + 6 CO2 + 24 NO2
Mg2 + AgNO3 = Mg(NO3)2 + Ag =>
Mg2 + 4 AgNO3 = 2 Mg(NO3)2 + 4 Ag
C3H6O1 + O = CO2 + H2O =>
C3H6O1 + 8 O = 3 CO2 + 3 H2O
FeClO3 = FeCl + O2 =>
2 FeClO3 = 2 FeCl + 3 O2
H2C2O4 + NH4OH = CN + H2 + O2 =>
H2C2O4 + 2 NH4OH = 2 CN + 6 H2 + 3 O2
POCl3 + NaNO2 = NOCl + NaCl + NaPO3 =>
POCl3 + 2 NaNO2 = 2 NOCl + NaCl + NaPO3
Ca(OH)2 + H2CO3(aq) = CaCO3(s) + H2O(l) =>
Ca(OH)2 + H2CO3(aq) = CaCO3(s) + 2 H2O(l)
SeO2 + H2O = H2SeO3 =>
SeO2 + H2O = H2SeO3
FeBr3 + Cl2 = Fe2Cl3 + Br2 =>
4 FeBr3 + 3 Cl2 = 2 Fe2Cl3 + 6 Br2
HCIO = H + CIO =>
HCIO = H + CIO
CrNO3 + NHSO4 = NHNO3 + CrSO4 =>
CrNO3 + NHSO4 = NHNO3 + CrSO4
ZnCl2 + NaPO4 = Zn(PO4)2 + NaCl =>
ZnCl2 + 2 NaPO4 = Zn(PO4)2 + 2 NaCl
NaOHCO3 + HCH2O2 = NaCH2O2 + H2O + CO2 =>
3 NaOHCO3 + 5 HCH2O2 = 3 NaCH2O2 + 6 H2O + 5 CO2
SnS + HNO3 + H2O = H2SnO3 + H2SO4 + NO =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 3 H2SO4 + 10 NO
CH2CHCH3 + Br2 = BrCH2CHCH3Br =>
CH2CHCH3 + Br2 = BrCH2CHCH3Br
Zn + NaCl = Cl2 + NaZn =>
2 Zn + 2 NaCl = Cl2 + 2 NaZn
Na2S + AgF = NaF + Ag2S =>
Na2S + 2 AgF = 2 NaF + Ag2S
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KMnO4 + K3[Al(C2O4)3] + H2SO4 = MnSO4 + Al2(SO4) + CO2 + H2O + KSO4 =>
7 KMnO4 + 4 K3[Al(C2O4)3] + 28 H2SO4 = 7 MnSO4 + 2 Al2(SO4) + 24 CO2 + 28 H2O + 19 KSO4
Mg(SO4) + Li3(PO4) = Mg3(PO4)2 + Li2(SO4) =>
3 Mg(SO4) + 2 Li3(PO4) = Mg3(PO4)2 + 3 Li2(SO4)
NaOH(aq) + C20H14O4 = Na + H2CO2(aq) + H2 =>
36 NaOH(aq) + C20H14O4 = 36 Na + 20 H2CO2(aq) + 5 H2
Al(NO3)3 + NH4OH + H2O = Al(OH)3 + NH4(NO3)3 =>
13 Al(NO3)3 + 9 NH4OH + 21 H2O = 13 Al(OH)3 + 12 NH4(NO3)3
ZnS + O2 = Zn(O2)2 + S =>
ZnS + 2 O2 = Zn(O2)2 + S
H2O + NaCl = H10O5NaCl =>
5 H2O + NaCl = H10O5NaCl
NO2 + ClO4 = NO3 + Cl2 =>
8 NO2 + 2 ClO4 = 8 NO3 + Cl2
Zn + C2H4O2(s) = H + Zn(O2CCH3)2 =>
Zn + 2 C2H4O2(s) = 2 H + Zn(O2CCH3)2
KBr + H2SO4 = K2SO4 + Br2 + H2S + H2O =>
8 KBr + 5 H2SO4 = 4 K2SO4 + 4 Br2 + H2S + 4 H2O
CuSO4(aq) + Na2CO3(aq) = CuCO3 + SO4Na2 =>
CuSO4(aq) + Na2CO3(aq) = CuCO3 + SO4Na2
Zn(OH)2 + NH4NO3 + NH4OH = H2O + [Zn(NH3)4](NO3)2 =>
Zn(OH)2 + 2 NH4NO3 + 2 NH4OH = 4 H2O + [Zn(NH3)4](NO3)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
FeS2 + NaO2 = Fe2O3 + Na2SO4 + Na2O =>
2 FeS2 + 10 NaO2 = Fe2O3 + 4 Na2SO4 + Na2O
KMnO4 + Cu(NO3)2 = K(NO3)2 + CuMnO4 =>
KMnO4 + Cu(NO3)2 = K(NO3)2 + CuMnO4
CuSO4 + NaCO3 = Na2SO4 + Cu(CO3)2 =>
CuSO4 + 2 NaCO3 = Na2SO4 + Cu(CO3)2
C6H12O7 + H2O2 = CO2 + H2O =>
C6H12O7 + 11 H2O2 = 6 CO2 + 17 H2O
C2H6O + NaOH + I2 + KI = CHI3 + H2O + NaCH4K =>
2 C2H6O + NaOH + 4 I2 + KI = 3 CHI3 + 3 H2O + NaCH4K
KOH + H2SO4 = KSO4 + H2O + H2 =>
2 KOH + 2 H2SO4 = 2 KSO4 + 2 H2O + H2
C3H5O9N3 = N2 + O2 + H2O + CO2 =>
4 C3H5O9N3 = 6 N2 + O2 + 10 H2O + 12 CO2
C8H10(l) + O2(g) + NH3(g) = C8H4N2(s) + H2O(l) =>
C8H10(l) + 3 O2(g) + 2 NH3(g) = C8H4N2(s) + 6 H2O(l)
V(OH)4Cl + Fe(Cl)2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + Fe(Cl)2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
As4S6(s) + O2(g) = As4O6(s) + SO2(g) =>
As4S6(s) + 9 O2(g) = As4O6(s) + 6 SO2(g)
Al2(CO3)3 + NaOH = Na2CO3 + Al(OH)3 =>
Al2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Al(OH)3
CH3CHO + NaMnO4 + NaOH = CH3COONa + Na2MnO4 + H2O =>
CH3CHO + 2 NaMnO4 + 3 NaOH = CH3COONa + 2 Na2MnO4 + 2 H2O
Li + Se = Li2Se =>
2 Li + Se = Li2Se
Cr + NHO3 = Cr(NO3)3 + NO2 + H2O =>
Cr + 6 NHO3 = Cr(NO3)3 + 3 NO2 + 3 H2O
Al2 + Fe2SO4 = Al2(SO4)3 + Fe2 =>
Al2 + 3 Fe2SO4 = Al2(SO4)3 + 3 Fe2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/27/23
Équations équilibrées sur01/26/23
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