| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Li2CO3 + 2 Fe(OH)3 = Fe2(CO3)3 + 6 LiOH
NaNO3 + Si3N2 = Na3SiN2 + NO2 + O2 =>
18 NaNO3 + 2 Si3N2 = 6 Na3SiN2 + 10 NO2 + 17 O2
HCOONa = Na + HCOO =>
HCOONa = Na + HCOO
Ag2C2(s) = Ag(s) + C(s) =>
Ag2C2(s) = 2 Ag(s) + 2 C(s)
Na2CO3(aq) + AgNO3(aq) = NaNO3(s) + Ag2CO3(s) =>
Na2CO3(aq) + 2 AgNO3(aq) = 2 NaNO3(s) + Ag2CO3(s)
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
CO2 + H2O + NaOH = NaH3CO4 =>
CO2 + H2O + NaOH = NaH3CO4
CaC2 + HBr = CaBr2 + C2H2 =>
CaC2 + 2 HBr = CaBr2 + C2H2
HCOONa = Na + HCOO =>
HCOONa = Na + HCOO
Al2O3 + Hg(NO3)3 = Al(NO3)3 + Hg2O3 =>
Al2O3 + 2 Hg(NO3)3 = 2 Al(NO3)3 + Hg2O3
HCOONa = Na + HCOO =>
HCOONa = Na + HCOO
Zn + H(NO)3 = Zn(NO)3 + N2O + H2O =>
4 Zn + 6 H(NO)3 = 4 Zn(NO)3 + 3 N2O + 3 H2O
HCOONa = Na + HCOO =>
HCOONa = Na + HCOO
H2O + FeS2 + O2 = H2SO4 + Fe2O3 =>
8 H2O + 4 FeS2 + 15 O2 = 8 H2SO4 + 2 Fe2O3
CU(OH)2 + NaOH = Na2CUO2 + H2O =>
CU(OH)2 + 2 NaOH = Na2CUO2 + 2 H2O
Sn + Hg3(PO4)2 = Sn4(PO4)3 + Hg =>
8 Sn + 3 Hg3(PO4)2 = 2 Sn4(PO4)3 + 9 Hg
Al2O3 + Cu = Al + Cu2O =>
Al2O3 + 6 Cu = 2 Al + 3 Cu2O
CH2CH2COOH + O2 = CO2 + H2O =>
4 CH2CH2COOH + 13 O2 = 12 CO2 + 10 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2Cr2O7 + Na2S2O3 + H2SO4 = Cr2(SO4)3 + Na2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + Na2S2O3 + 9 H2SO4 = 2 Cr2(SO4)3 + Na2(SO4)3 + 2 K2SO4 + 9 H2O
NiSO4 + K3[Fe(Cn)6] = K2SO4 + Ni3[Fe(Cn)6]2 =>
3 NiSO4 + 2 K3[Fe(Cn)6] = 3 K2SO4 + Ni3[Fe(Cn)6]2
{-}x = {-}11 =>
{-}x = {-}11
TiCl4 + O2 = TiO2 + Cl2 =>
TiCl4 + O2 = TiO2 + 2 Cl2
NiCl2(aq) + Na2CO3(aq) = NiCO3(aq) + Na2Cl2(aq) =>
NiCl2(aq) + Na2CO3(aq) = NiCO3(aq) + Na2Cl2(aq)
NaCl(aq)AgNO3(aq) = NaNO3(aq)AgCl(s) =>
NaCl(aq)AgNO3(aq) = NaNO3(aq)AgCl(s)
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
CH3OH + CrO7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
9 CH3OH + 2 CrO7{2-} + 10 H{+} = 9 CH2O + 2 Cr{3+} + 14 H2O
KIO3 + KI + H2SO4 = H2O + K2SO4 + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 H2O + 3 K2SO4 + 3 I2
FeCl2 + I2 + KCl = KI + FeCl3 =>
2 FeCl2 + I2 + 2 KCl = 2 KI + 2 FeCl3
NO3{-} + H2 = NO2{-} + H2O =>
NO3{-} + H2 = NO2{-} + H2O
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
KIO3 + KI + H2SO4 = H2O + K2SO4 + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 H2O + 3 K2SO4 + 3 I2
Al + NH4(ClO4)3 = Al2O3 + Cl2 + H2O + NO =>
12 Al + 2 NH4(ClO4)3 = 6 Al2O3 + 3 Cl2 + 4 H2O + 2 NO
Zn + Ca(NO3)3 = Zn(NO3)2 + Ca =>
3 Zn + 2 Ca(NO3)3 = 3 Zn(NO3)2 + 2 Ca
KMnO4 + NaCl + H2SO4 = MnSO4 + K2SO4 + Cl2 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Cl2 + 5 Na2SO4 + 8 H2O
NaIO3 + Na2S + HCl = Na2SO4 + H2O + I + NaCl =>
8 NaIO3 + 5 Na2S + 8 HCl = 5 Na2SO4 + 4 H2O + 8 I + 8 NaCl
Fe(OH)3 + HCl + KCNS = Fe[Fe(CNS)6] + KCl + H2O =>
2 Fe(OH)3 + 6 HCl + 6 KCNS = Fe[Fe(CNS)6] + 6 KCl + 6 H2O
HNO3 + Au2(OH)2 = Au2(NO3)2 + H2O =>
2 HNO3 + Au2(OH)2 = Au2(NO3)2 + 2 H2O
HMnO4 + HCl = H2O + MnCl2 + Cl =>
HMnO4 + 7 HCl = 4 H2O + MnCl2 + 5 Cl
EuSO4 + Na2Cr2O7 + H2SO4 = Eu2(SO4)3 + Na2SO4 + Cr2(SO4)3 + H2O =>
6 EuSO4 + Na2Cr2O7 + 7 H2SO4 = 3 Eu2(SO4)3 + Na2SO4 + Cr2(SO4)3 + 7 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
NaNO2 + CaCl2 = Ca(NO2)2 + NaCl =>
2 NaNO2 + CaCl2 = Ca(NO2)2 + 2 NaCl
H2CO3 + Ca(OH)2 = Ca{2+} + CO3{2-} + H2O =>
H2CO3 + Ca(OH)2 = Ca{2+} + CO3{2-} + 2 H2O
Au + HF = AuF2 + H2 =>
Au + 2 HF = AuF2 + H2
C3H6Cl2 + Zn = C3H6 + ZnCl8 =>
4 C3H6Cl2 + Zn = 4 C3H6 + ZnCl8
Fe(NO3)3*9H2O + NH4OH = FeOOH + NH4NO3 + H2O =>
Fe(NO3)3*9H2O + 3 NH4OH = FeOOH + 3 NH4NO3 + 10 H2O
XO2 + HCl = X + Cl2 + H2O =>
XO2 + 4 HCl = X + 2 Cl2 + 2 H2O
C5H5NO2 + H2O = C5H4NO2 + H3O =>
C5H5NO2 + H2O = C5H4NO2 + H3O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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