| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + ZnS = NO + Zn(NO3)2 + S + H2O =>
8 HNO3 + 3 ZnS = 2 NO + 3 Zn(NO3)2 + 3 S + 4 H2O
Pb2C2H3O2 + H2S2 = Pb2S2H2C2H3O2 =>
Pb2C2H3O2 + H2S2 = Pb2S2H2C2H3O2
C2H5OH + K2CrO7 + H2SO4 = C2H4O + K2SO + Cr(SO4)3 + H2O = cr2(so4)3 + ch3cooh + k2so4 + h2o =>
6 C2H5OH + K2CrO7 + 4 H2SO4 = 6 C2H4O + K2SO + Cr(SO4)3 + 10 H2O
La(NO3)3 + NH2CH2COOH = La2O3 + CO2 + H2O + N2 =>
6 La(NO3)3 + 10 NH2CH2COOH = 3 La2O3 + 20 CO2 + 25 H2O + 14 N2
Al + Fe(NO3)2 = Al(NO3)3 + Fe =>
2 Al + 3 Fe(NO3)2 = 2 Al(NO3)3 + 3 Fe
NO + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O + NO2 =>
5 NO + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 NO2
Pb(CH3CO2)2 + H2S = PbS + CH3CO2H =>
Pb(CH3CO2)2 + H2S = PbS + 2 CH3CO2H
Al2S3(aq) + H2O(aq) = Al(OH)3(s) + H2S =>
Al2S3(aq) + 6 H2O(aq) = 2 Al(OH)3(s) + 3 H2S
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
H3AsO4 + Zn = AsH3 + H2O + ZnAsO4 =>
11 H3AsO4 + 8 Zn = 3 AsH3 + 12 H2O + 8 ZnAsO4
FeI2(aq) + Cl2(aq) = FeCl3(aq) + I2(aq) =>
2 FeI2(aq) + 3 Cl2(aq) = 2 FeCl3(aq) + 2 I2(aq)
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Zn + Cu2 = ZnCu =>
2 Zn + Cu2 = 2 ZnCu
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
S2O3{2-} + IO3{-} + Cl{-} + H{+} = SO4{2-} + ICl2{-} + H2O =>
S2O3{2-} + 2 IO3{-} + 4 Cl{-} + 2 H{+} = 2 SO4{2-} + 2 ICl2{-} + H2O
HBr + MnO4 = H2O + MnBr2 + Br2 =>
8 HBr + MnO4 = 4 H2O + MnBr2 + 3 Br2
Sr(HCO3)2 = SrCO3 + H2O + CO2 =>
Sr(HCO3)2 = SrCO3 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Al2O3 + NaOH + H2O = Na + Al(OH)5 =>
Al2O3 + 4 NaOH + 3 H2O = 4 Na + 2 Al(OH)5
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3CHO + [Ag(NH3)2]OH = CH3COONH4 + Ag + NH3 + H2O =>
CH3CHO + 2[Ag(NH3)2]OH = CH3COONH4 + 2 Ag + 3 NH3 + H2O
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
Na2SO4 + O2 = NaO2 + SO4 =>
Na2SO4 + 2 O2 = 2 NaO2 + SO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H4 = H6 =>
3 H4 = 2 H6
B + KNO3 = KBO2 + KNO2 + NO2 =>
B + 2 KNO3 = KBO2 + KNO2 + NO2
Ba + S = BaS =>
Ba + S = BaS
C2H3Cl3 + O2 = CO + HCl =>
C2H3Cl3 + O2 = 2 CO + 3 HCl
K + CH3OH = KOH + CH3 =>
K + CH3OH = KOH + CH3
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
HI(aq) + Cs2CO3 = CsI(aq) + H2O(l) + CO2(g) =>
2 HI(aq) + Cs2CO3 = 2 CsI(aq) + H2O(l) + CO2(g)
CO2 + H2 = CH3OH + H2O =>
CO2 + 3 H2 = CH3OH + H2O
HNO3 + HCOOH = HCOONO3 + H2 =>
HNO3 + HCOOH = HCOONO3 + H2
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
C8H18(s) + O2(g) = CO2(g) + H2O =>
2 C8H18(s) + 25 O2(g) = 16 CO2(g) + 18 H2O
C8H10N4O2 + O2 = CO2 + H2O + NO2 =>
2 C8H10N4O2 + 27 O2 = 16 CO2 + 10 H2O + 8 NO2
HI(ac) + Cu(NO3)2(ac) = CuI2 + HNO3 =>
2 HI(ac) + Cu(NO3)2(ac) = CuI2 + 2 HNO3
HCl + KMnO4 + KNO2 = H2O + KCl + KNO3 + MnCl2 =>
6 HCl + 2 KMnO4 + 5 KNO2 = 3 H2O + 2 KCl + 5 KNO3 + 2 MnCl2
H2SO4 + Al2(CO3) = H2O + CO2 + Al2SO4 =>
H2SO4 + Al2(CO3) = H2O + CO2 + Al2SO4
HOCH2COOH + Fe{+3} = OCHCHOO + H{+} + Fe{+2} =>
HOCH2COOH + 2 Fe{+3} = OCHCHOO + 2 H{+} + 2 Fe{+2}
Ce(NO3)3 + NH4OH = CeO2 + NH4NO2 + H2O =>
6 Ce(NO3)3 + 28 NH4OH = 6 CeO2 + 23 NH4NO2 + 24 H2O
Cu2O3 = Cu + O2 =>
2 Cu2O3 = 4 Cu + 3 O2
NH2OH + H2O + Fe(OH)2 = Fe(OH)3 + NH3 =>
NH2OH + H2O + 2 Fe(OH)2 = 2 Fe(OH)3 + NH3
SO2H2 + OH = SO4H2 + H =>
SO2H2 + 2 OH = SO4H2 + 2 H
C8H5O12K2Na2Cu2 + CH3CHO + H2O = C4H4KNa + CH3COOH + Cu2O =>
2 C8H5O12K2Na2Cu2 + 25 CH3CHO + 3 H2O = 4 C4H4KNa + 25 CH3COOH + 2 Cu2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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