| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
FeS + KClO3 = FeSO4 + KCl =>
3 FeS + 4 KClO3 = 3 FeSO4 + 4 KCl
H3PO4(aq) + Fe(NO3)2(aq) = HNO3(aq) + Fe3(PO4)2(s) =>
2 H3PO4(aq) + 3 Fe(NO3)2(aq) = 6 HNO3(aq) + Fe3(PO4)2(s)
SrCl2 + O2 = SrCl2O =>
2 SrCl2 + O2 = 2 SrCl2O
PbCl2 + H2S = PbS + HCl =>
PbCl2 + H2S = PbS + 2 HCl
K3S2 = K + S =>
K3S2 = 3 K + 2 S
C2S + Cl2 = CCl4 + SCl2 =>
C2S + 5 Cl2 = 2 CCl4 + SCl2
C7H14 + O2 = CO + H2O =>
C7H14 + 7 O2 = 7 CO + 7 H2O
HNO3 + KOH = NO3KOH2 =>
HNO3 + KOH = NO3KOH2
Cs3PO4 + Ca = Cs + Ca3(PO4)2 =>
2 Cs3PO4 + 3 Ca = 6 Cs + Ca3(PO4)2
Co + KSCN = CoKSCN =>
Co + KSCN = CoKSCN
Fe + HNO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
CaH2O(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
CaH2O(s) + H2O(l) = Ca(OH)2(aq) + H2(g)
CrCl2 + KMnO4 + H2SO4 = Cr2(SO4)3 + Cl2 + MnSO4 + K2SO4 + H2O =>
10 CrCl2 + 6 KMnO4 + 24 H2SO4 = 5 Cr2(SO4)3 + 10 Cl2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
N2H4 + HCOOH = N2H5HCOO =>
N2H4 + HCOOH = N2H5HCOO
TiCl4(s) + H2O = TiO2 + HCl =>
TiCl4(s) + 2 H2O = TiO2 + 4 HCl
KMnO4 + H2SO4 + FeSO4 = Fe(SO4)3 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 16 H2SO4 + 5 FeSO4 = 5 Fe(SO4)3 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Hg2(NO3)2 + CsBr = Hg2Br2 + CsNO3 =>
Hg2(NO3)2 + 2 CsBr = Hg2Br2 + 2 CsNO3
Na + NO3 = N2 + Na2O =>
12 Na + 2 NO3 = N2 + 6 Na2O
MnO4{-} + e + H{+}{+} = MnO2 + H2O =>
MnO4{-} + 3e + 4 H{+}{+} = MnO2 + 2 H2O
(NH4)2(SO4) + Na(OH) = Na2SO4 + H2O + NH3 =>
(NH4)2(SO4) + 2 Na(OH) = Na2SO4 + 2 H2O + 2 NH3
HOCl + H2 = Cl2 + H2O =>
2 HOCl + H2 = Cl2 + 2 H2O
C2H5OH + H2SO4 = CO2 + SO2 + H2O =>
C2H5OH + 6 H2SO4 = 2 CO2 + 6 SO2 + 9 H2O
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
H3Po4 + Ca(OH)2 = Ca3(Po4)2 + H2O =>
2 H3Po4 + 3 Ca(OH)2 = Ca3(Po4)2 + 6 H2O
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
S8 + BaO = BaS + O2 =>
S8 + 8 BaO = 8 BaS + 4 O2
Sb2O3 + C = Sb + CO =>
Sb2O3 + 3 C = 2 Sb + 3 CO
(NaOH*5H2O) = NaOH + H2O =>
(NaOH*5H2O) = NaOH + 5 H2O
C2H5OHCaO = C2H4Ca(OH)2 =>
C2H5OHCaO = C2H4Ca(OH)2
NaOH + HClO4 = NaClO4 + HOH =>
NaOH + HClO4 = NaClO4 + HOH
Al3 + ZnCrO4 = Al2(CrO4)3 + Zn =>
2 Al3 + 9 ZnCrO4 = 3 Al2(CrO4)3 + 9 Zn
CuF2 = Cu + F2 =>
CuF2 = Cu + F2
FeSO4 + Zn = Fe + Zn(SO4)2 =>
2 FeSO4 + Zn = 2 Fe + Zn(SO4)2
HNO3 + H2 = N2 + H2O =>
2 HNO3 + 5 H2 = N2 + 6 H2O
CH8H8 + O2 = H2O + CO2 =>
CH8H8 + 5 O2 = 8 H2O + CO2
Fe + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
Al(NO3)3 + Zn = Zn(NO3)3 + Al =>
Al(NO3)3 + Zn = Zn(NO3)3 + Al
Zn + Mg3(NO3)3 = Zn(NO3)3 + Mg =>
Zn + Mg3(NO3)3 = Zn(NO3)3 + 3 Mg
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
CH4 + I2 = CI4 + HI =>
CH4 + 4 I2 = CI4 + 4 HI
CH3CH2NH2 + HNO2 = CH3CH2OH + N2 + H2O =>
CH3CH2NH2 + HNO2 = CH3CH2OH + N2 + H2O
Fe + HNO3 = Fe(NO3)2 + NH4NO3 + H2O =>
4 Fe + 10 HNO3 = 4 Fe(NO3)2 + NH4NO3 + 3 H2O
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
KClO3 + SnS2 + KOH + H2O = K2[Sn(OH)6] + KCl + S =>
2 KClO3 + 3 SnS2 + 6 KOH + 6 H2O = 3 K2[Sn(OH)6] + 2 KCl + 6 S
H2Cr2O7 = H + Cr2O7 =>
H2Cr2O7 = 2 H + Cr2O7
Li3PO4 = Li + P + O2 =>
Li3PO4 = 3 Li + P + 2 O2
Cr2C + Cr5Al8 = Al4C3 + Cr =>
6 Cr2C + Cr5Al8 = 2 Al4C3 + 17 Cr
NH3(g) + CO2(g) = CON2H4(s) + H2O(g) =>
2 NH3(g) + CO2(g) = CON2H4(s) + H2O(g)
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + NH4NO3 =>
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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