| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2O2 + Br = BrO3 + 3 H2O
Al + H2SO4 = Al(SO4)3 + H2O + H2S(SO2) =>
5 Al + 21 H2SO4 = 5 Al(SO4)3 + 18 H2O + 3 H2S(SO2)
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
C4H9OH + Ca = (C4H9O)2Ca + H2 =>
2 C4H9OH + Ca = (C4H9O)2Ca + H2
Pb(NO3)2 + Na2C2O4 = PbO4 + Na2C2(NO3)2 =>
Pb(NO3)2 + Na2C2O4 = PbO4 + Na2C2(NO3)2
CH3CH2CH0 + Cu(OH)2 + NaOH = CH3CH2COONa + Cu2O + H2O =>
CH3CH2CH0 + 4 Cu(OH)2 + NaOH = CH3CH2COONa + 2 Cu2O + 5 H2O
H5 + O5 = H2O1 =>
2 H5 + O5 = 5 H2O1
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
K2CrO4 + Ba = Ba2(K2CrO4)2 =>
2 K2CrO4 + 2 Ba = Ba2(K2CrO4)2
Ca(OH)2(aq) + HCl = CaCl2 + H2O =>
Ca(OH)2(aq) + 2 HCl = CaCl2 + 2 H2O
C6H14O + H2O = C6H12O + H3O{+} + e =>
C6H14O + 2 H2O = C6H12O + 2 H3O{+} + 2e
CaSO4 + Na2(CO3) = CaCO3 + Na2SO4 =>
CaSO4 + Na2(CO3) = CaCO3 + Na2SO4
Na2S2O3 + Br2 = Na2S4O6 + NaBr =>
2 Na2S2O3 + Br2 = Na2S4O6 + 2 NaBr
HCH3CO2 + NaHCO3 = CH3COONa + H2CO3 =>
HCH3CO2 + NaHCO3 = CH3COONa + H2CO3
H2 + Cl2O7 = HCl + H2O =>
8 H2 + Cl2O7 = 2 HCl + 7 H2O
Ca(NO3)2 + H2O = CaO + NO3H =>
Ca(NO3)2 + H2O = CaO + 2 NO3H
Ga(NO3)3 = Ga{3+} + NO3{-} =>
Ga(NO3)3 = Ga{3+} + 3 NO3{-}
FeS2 + KMnO4 + H2SO4 = Fe(SO4)2 + Mn2SO4 + K2SO4 + H2O =>
3 FeS2 + 8 KMnO4 + 8 H2SO4 = 3 Fe(SO4)2 + 4 Mn2SO4 + 4 K2SO4 + 8 H2O
K + C4H4O6 = KH4C4O6 =>
K + C4H4O6 = KH4C4O6
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cu(SO4) + NH3 + H2O = Cu(OH)2 + (NH4)2SO4 =>
Cu(SO4) + 2 NH3 + 2 H2O = Cu(OH)2 + (NH4)2SO4
HNO3 + Na(OH)2 = Na(NO3)2 + H2O =>
2 HNO3 + Na(OH)2 = Na(NO3)2 + 2 H2O
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
C3H6 + H2O2 = H2(C3H6)3 + O2 =>
3 C3H6 + H2O2 = H2(C3H6)3 + O2
S + NaOH = Na2S3 + Na2S4O6 + H2O =>
19 S + 12 NaOH = 5 Na2S3 + Na2S4O6 + 6 H2O
(NH4)2SO4 = NH3 + H2O + (NH4)2S2O7 =>
2(NH4)2SO4 = 2 NH3 + H2O + (NH4)2S2O7
Li2CO3 + Y2O3 + Eu2O3 + TiO2 + NH4H2PO4 = Li130Eu1Y29Ti170(PO4)300 + NH4 + CO2 + H2O + O2 =>
130.00000000001Li2CO3 + 29.000000000002Y2O3 + Eu2O3 + 340.00000000002TiO2 + 600.00000000004NH4H2PO4 = 2.0000000000001Li130Eu1Y29Ti170(PO4)300 + 600.00000000004NH4 + 130.00000000001CO2 + 600.00000000004H2O + 150.00000000001O2
K2CrO4 + Ba(NO3)2 = K2(NO3)2 + CrO4Ba =>
K2CrO4 + Ba(NO3)2 = K2(NO3)2 + CrO4Ba
MgO + Na2CO3 = MgCO3 + Na2O =>
MgO + Na2CO3 = MgCO3 + Na2O
Pb(NO3)2 + CaCO3 = Pb(CO3)2 + Ca(NO3) =>
Pb(NO3)2 + 2 CaCO3 = Pb(CO3)2 + 2 Ca(NO3)
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = PbCr2O7 + 2 KNO3
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
Ai + Br2 = Ai2Br3 =>
4 Ai + 3 Br2 = 2 Ai2Br3
H2O + H2S = SO + H =>
H2O + H2S = SO + 4 H
Sc + NH3 + O2 = Sc(NO3)3 + H2O =>
4 Sc + 12 NH3 + 27 O2 = 4 Sc(NO3)3 + 18 H2O
AgNO3 + Na[Sn(OH)3] + NaOH = Ag + Na[Sn(OH)4] + NaNO3 =>
AgNO3 + Na[Sn(OH)3] + NaOH = Ag + Na[Sn(OH)4] + NaNO3
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
HX + Na2CO3 = NaX + H2O + CO2 =>
2 HX + Na2CO3 = 2 NaX + H2O + CO2
Ca(OH)2 + H2C2H3O2 = H2O + CaC2H3O2 =>
Ca(OH)2 + H2C2H3O2 = 2 H2O + CaC2H3O2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
NH3 + (NH4)2Fe(SO4)2 + H2O = (NH4)2Fe(OH)2 + NH4SO4 =>
2 NH3 + (NH4)2Fe(SO4)2 + 2 H2O = (NH4)2Fe(OH)2 + 2 NH4SO4
CuSO4 + Na2O2H2 = Cu(OH)2 + Na2(SO4) =>
CuSO4 + Na2O2H2 = Cu(OH)2 + Na2(SO4)
KMnO4 + KI + H2SO4 = KIO3 + MnSO4 + K2SO4 + H2O =>
6 KMnO4 + 5 KI + 9 H2SO4 = 5 KIO3 + 6 MnSO4 + 3 K2SO4 + 9 H2O
K2Cr2O2 = K + Cr + O2 =>
K2Cr2O2 = 2 K + 2 Cr + O2
H2SO5 + NH3 = H2SO4 + H2O + NH =>
H2SO5 + NH3 = H2SO4 + H2O + NH
C3H8 + Br = C3H8Br =>
C3H8 + Br = C3H8Br
Ga(NO3)3 = Ga{3+} + NO3{-} =>
Ga(NO3)3 = Ga{3+} + 3 NO3{-}
CuSO4*5H2O + Na2CO3 = Cu(OH)2*CuCO3 + Na2SO4 + H2O + CO2 =>
2 CuSO4*5H2O + 2 Na2CO3 = Cu(OH)2*CuCO3 + 2 Na2SO4 + 9 H2O + CO2
CH3CH(OH)COOH + NaOH = CH3CH(ONa)COONa + H2O =>
CH3CH(OH)COOH + 2 NaOH = CH3CH(ONa)COONa + 2 H2O
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Équations équilibrées sur03/01/25
Équations équilibrées sur03/31/24
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