| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH4{+} + 3 ClO{-} + 2 OH{-} = N2 + 3 Cl{-} + 5 H2O
NaCl + H2O = NaOH + H2 + Cl3 =>
6 NaCl + 6 H2O = 6 NaOH + 3 H2 + 2 Cl3
NaOH + H2S = Na2S + H2O =>
2 NaOH + H2S = Na2S + 2 H2O
NaCl + H2O = NaOH + H2 + Cl3 =>
6 NaCl + 6 H2O = 6 NaOH + 3 H2 + 2 Cl3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
Fe + H3PO4 = Fe3(PO4)2 + H2 =>
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
Sr + O2 + C = SrCO3 =>
2 Sr + 3 O2 + 2 C = 2 SrCO3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Ca(OH)2 + (NH4)3PO4 = Ca3(PO4)2 + NH3 + H2O =>
3 Ca(OH)2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 NH3 + 6 H2O
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
H2SO4 + Na3PO4 = H3PO4 + Na2SO4 =>
3 H2SO4 + 2 Na3PO4 = 2 H3PO4 + 3 Na2SO4
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Br2 + AlI3 = I2 + AlBr =>
Br2 + 2 AlI3 = 3 I2 + 2 AlBr
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
UO2{+} + Cr2O7{2-} + H{+} = UO2{2+} + Cr{3+} + H2O =>
6 UO2{+} + Cr2O7{2-} + 14 H{+} = 6 UO2{2+} + 2 Cr{3+} + 7 H2O
CH3COOH = CH4 + CO2 =>
CH3COOH = CH4 + CO2
N2 + Cl2 = N2Cl7 =>
2 N2 + 7 Cl2 = 2 N2Cl7
NaOH + ZnSO4 = Zn(OH)2 + Na2SO4 =>
2 NaOH + ZnSO4 = Zn(OH)2 + Na2SO4
Ba + H2SO4 = BaSO4 + H =>
Ba + H2SO4 = BaSO4 + 2 H
Ba + PbSO4 = BaSO4 + Pb =>
Ba + PbSO4 = BaSO4 + Pb
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Na2S + Fe(ClO3)2 = NaClO3 + FeS =>
Na2S + Fe(ClO3)2 = 2 NaClO3 + FeS
H2S + K2Cr2O7 = K2S + Cr(OH)3 + S + H2O =>
4 H2S + K2Cr2O7 = K2S + 2 Cr(OH)3 + 3 S + H2O
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
C2H2 + KMnO4 = K2C2O4 + MnO2 + KOH + H2O =>
3 C2H2 + 8 KMnO4 = 3 K2C2O4 + 8 MnO2 + 2 KOH + 2 H2O
BaCl2 + AgNO3 = Ba(NO3)2 + AgCl =>
BaCl2 + 2 AgNO3 = Ba(NO3)2 + 2 AgCl
KOH + Ni(NO3)2 = Ni(OH)2 + KNO3 =>
2 KOH + Ni(NO3)2 = Ni(OH)2 + 2 KNO3
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
MgCl2 + NaOH = MgOH + NaCl2 =>
MgCl2 + NaOH = MgOH + NaCl2
N2O = N + O2 =>
2 N2O = 4 N + O2
Pb(NO3)2(aq) + KCl(aq) = PbCl2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2(s) + 2 KNO3(aq)
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ba + S = BaS =>
Ba + S = BaS
H2 + I2 = HI =>
H2 + I2 = 2 HI
PbO2 + Sb + KOH = PbO + KSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 KOH = 3 PbO + 2 KSbO2 + H2O
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
Cd(OH)2 = CdO + H2O =>
Cd(OH)2 = CdO + H2O
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
NaS = Na + S =>
NaS = Na + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/04/14
Équations équilibrées sur04/03/13
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