| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + 6 HI = 2 NO + 3 I2 + 4 H2O
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
KIO4 + KI + HCl = I2 + H2O + KCl =>
KIO4 + 7 KI + 8 HCl = 4 I2 + 4 H2O + 8 KCl
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS2 + 18 HNO3 = Fe(NO3)3 + 2 H2SO4 + 15 NO2 + 7 H2O
Sn{+2} + Fe{3+}{+} = Sn{4+} + Fe{2+} =>
Sn{+2} + 2 Fe{3+}{+} = Sn{4+} + 2 Fe{2+}
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
CuCl + H2 = Cu + HCl =>
2 CuCl + H2 = 2 Cu + 2 HCl
HCOOH + NaHSO3 = HCOONa + SO2 + H2O =>
HCOOH + NaHSO3 = HCOONa + SO2 + H2O
CuCl + H2 = Cu + HCl =>
2 CuCl + H2 = 2 Cu + 2 HCl
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
H2SO4 + Nh4OH = H2O + (Nh4)2SO4 =>
H2SO4 + 2 Nh4OH = 2 H2O + (Nh4)2SO4
H2SnCl6 + Fe = FeCl2 + SnCl2 + HCl =>
H2SnCl6 + Fe = FeCl2 + SnCl2 + 2 HCl
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
HNO3 + Fe = Fe(NO3)3 + NO + H2O =>
4 HNO3 + Fe = Fe(NO3)3 + NO + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
Fe(NO3)3 + LiOH = LiNO3 + Fe(OH)3 =>
Fe(NO3)3 + 3 LiOH = 3 LiNO3 + Fe(OH)3
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Bi2O3 + Na(OH) + Na(ClO) = Na(BiO3) + NaCl + H2O =>
Bi2O3 + 2 Na(OH) + 2 Na(ClO) = 2 Na(BiO3) + 2 NaCl + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuV2O6 + CuTa2O6 = Cu2V2O7 + Ta9VO25 =>
11 CuV2O6 + 9 CuTa2O6 = 10 Cu2V2O7 + 2 Ta9VO25
CH3OH + CO = CH3COOH =>
CH3OH + CO = CH3COOH
Cr(OH)3 + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
C3H8O + Ni2(Cr2O7)3 + H2SO4 = C3H6O2 + Cr2(SO4)3 + Ni2(SO4)3 + H2O =>
9 C3H8O + 2 Ni2(Cr2O7)3 + 24 H2SO4 = 9 C3H6O2 + 6 Cr2(SO4)3 + 2 Ni2(SO4)3 + 33 H2O
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
CH3CH2OH + O2 = CH3CHO + H2O =>
2 CH3CH2OH + O2 = 2 CH3CHO + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
HOOCCOOH + CaCl2 = (COO)2Ca + HCl =>
HOOCCOOH + CaCl2 = (COO)2Ca + 2 HCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuN2O6 + K = KNO3 + Cu =>
CuN2O6 + 2 K = 2 KNO3 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
NaCl + H2SO4 = H{+} + Cl{-} + NaHSO4 =>
NaCl + H2SO4 = H{+} + Cl{-} + NaHSO4
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
GaBr3 + Cl2 = GaCl3 + Br2 =>
2 GaBr3 + 3 Cl2 = 2 GaCl3 + 3 Br2
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
F + O2 = FO =>
2 F + O2 = 2 FO
MnSO4 + PbO2 + HNO3 = Pb(MnO4)2 + PbSO4 + Pb(NO3)2 + H2O =>
2 MnSO4 + 5 PbO2 + 4 HNO3 = Pb(MnO4)2 + 2 PbSO4 + 2 Pb(NO3)2 + 2 H2O
ZN + H2SO4 = ZNSO4 + H2S + H2O =>
4 ZN + 5 H2SO4 = 4 ZNSO4 + H2S + 4 H2O
| 1 2 3 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/29/19
Équations équilibrées sur06/28/18
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
