| Équations équilibrées la veille | Équations équilibrées le lendemain |
Y2O3 + Fe2O3 + 2 TeO2 + O2 = 2 YFeTeO6
CH3CHCH2OH + O2 = CH3CHO + H2O =>
2 CH3CHCH2OH + O2 = 3 CH3CHO + H2O
KJ + H2SO4 = K2SO4 + J2 + SO2 + H2O =>
2 KJ + 2 H2SO4 = K2SO4 + J2 + SO2 + 2 H2O
NaOH(aq) + HCl = H2O(l) + NaCl(s) =>
NaOH(aq) + HCl = H2O(l) + NaCl(s)
Tl{+} + SeSO3{2-} + OH{-} + O2 = TlSe + SO4{2-} + H2O =>
4 Tl{+} + 4 SeSO3{2-} + 4 OH{-} + O2 = 4 TlSe + 4 SO4{2-} + 2 H2O
H2NCH2COOH + CH2O + HCOOH = (CH3)2NCH2COOH + CO2 + H2O =>
H2NCH2COOH + 2 CH2O + 2 HCOOH = (CH3)2NCH2COOH + 2 CO2 + 2 H2O
Cr2(SO4)3 + Ca(MnO4)2 + H2O = H2Cr2O7 + MnSO4 + CaSO4 + H2SO4 =>
5 Cr2(SO4)3 + 3 Ca(MnO4)2 + 11 H2O = 5 H2Cr2O7 + 6 MnSO4 + 3 CaSO4 + 6 H2SO4
PbO + I = PbI2 + O2 =>
2 PbO + 4 I = 2 PbI2 + O2
C2H4O + O = CO2 + H2O =>
C2H4O + 5 O = 2 CO2 + 2 H2O
Li2O + MgCl2 = LiCl + MgO =>
Li2O + MgCl2 = 2 LiCl + MgO
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
NaBr + KMnO4 + HNO3 = Br2 + Mn(NO3)2 + NaNO3 + KNO3 + H2O =>
10 NaBr + 2 KMnO4 + 16 HNO3 = 5 Br2 + 2 Mn(NO3)2 + 10 NaNO3 + 2 KNO3 + 8 H2O
Ag + NaOH = AgOH + Na =>
Ag + NaOH = AgOH + Na
Co + Sb = CoSb2 =>
Co + 2 Sb = CoSb2
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
IO3 + H2SO3 = I + SO4 + H =>
IO3 + 3 H2SO3 = I + 3 SO4 + 6 H
Ag2O + NH3 = Ag + H2O + N2 =>
3 Ag2O + 2 NH3 = 6 Ag + 3 H2O + N2
ZnI + KOH = ZnOH + KI =>
ZnI + KOH = ZnOH + KI
C9H11O2N + C4H6O3 = C11H13O3N + C2H4O2 =>
C9H11O2N + C4H6O3 = C11H13O3N + C2H4O2
CH3CHCH2OH + O2 = CH3CHO + H2O =>
2 CH3CHCH2OH + O2 = 3 CH3CHO + H2O
HCI + CI2 = HC2I3 =>
HCI + CI2 = HC2I3
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl =>
(NH4)2CO3 + HCl = NH4HCO3 + NH4Cl
KNO3 + C12H22O11 = N2 + CO2 + H2O + K2CO3 =>
48 KNO3 + 5 C12H22O11 = 24 N2 + 36 CO2 + 55 H2O + 24 K2CO3
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
S8 + KI = K2S + I2 =>
S8 + 16 KI = 8 K2S + 8 I2
H4N2O3 = N2O(g) + H2O(l) =>
H4N2O3 = N2O(g) + 2 H2O(l)
Ca(NO3)2 + K = Ca + KNO3 =>
Ca(NO3)2 + 2 K = Ca + 2 KNO3
AgNO3 + Br2 = BrNO3 + Ag =>
2 AgNO3 + Br2 = 2 BrNO3 + 2 Ag
Cu(SO4)2(aq) + Na2CO3(aq) = CuCO3(s) + NaSO4(aq) =>
Cu(SO4)2(aq) + Na2CO3(aq) = CuCO3(s) + 2 NaSO4(aq)
CrS + HCl = HS + CrCl =>
CrS + HCl = HS + CrCl
Sr(N3)2 + P3N5 + NH4Cl = SrP3N5NH + SrCl2 + N2 =>
9 Sr(N3)2 + 8 P3N5 + 2 NH4Cl = 8 SrP3N5NH + SrCl2 + 24 N2
C16H32O5 + O = CO + H2O =>
C16H32O5 + 27 O = 16 CO + 16 H2O
KMnO4 + H2O + VCl3 = HVO3 + KCl + MnCl2 + HCl =>
2 KMnO4 + 7 H2O + 5 VCl3 = 5 HVO3 + 2 KCl + 2 MnCl2 + 9 HCl
C7H14 + O2 = CO + H2O =>
C7H14 + 7 O2 = 7 CO + 7 H2O
MgO2 + H2SO4 = MgSO4 + H2O + O2 =>
2 MgO2 + 2 H2SO4 = 2 MgSO4 + 2 H2O + O2
FeCl3 + H2O2 = Fe2O3 + H2 + Cl2 =>
4 FeCl3 + 3 H2O2 = 2 Fe2O3 + 3 H2 + 6 Cl2
HF + Ca(OH)2 = CaF2 + H2O =>
2 HF + Ca(OH)2 = CaF2 + 2 H2O
MnCl2 + KOH + H2O2 = KCl + KMnO4 + H2O =>
2 MnCl2 + 6 KOH + 5 H2O2 = 4 KCl + 2 KMnO4 + 8 H2O
ZnCl2 + Mg(s) = Zn(s) + MgCl2 =>
ZnCl2 + Mg(s) = Zn(s) + MgCl2
HNO3 + K2CO3 = CO2 + H2O + KNO3 =>
2 HNO3 + K2CO3 = CO2 + H2O + 2 KNO3
H2SO4 + Fe3O4 = FeSO4 + Fe2SO43 + H2O =>
113 H2SO4 + 38 Fe3O4 = 112 FeSO4 + Fe2SO43 + 113 H2O
Cl2 + CaOH = Ca(ClO)2 + CaCl2 + H2O =>
4 Cl2 + 4 CaOH = Ca(ClO)2 + 3 CaCl2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
C6H8O7 + KHCO3 = CO2 + H2O + K3C6H5O =>
5 C6H8O7 + 9 KHCO3 = 21 CO2 + 17 H2O + 3 K3C6H5O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(OH)2 + HNO3 = H2O + Pb(NO3)2 =>
Pb(OH)2 + 2 HNO3 = 2 H2O + Pb(NO3)2
Pb(SO4)2 + K2S = K2SO4 + PbS2 =>
Pb(SO4)2 + 2 K2S = 2 K2SO4 + PbS2
H2 + CaF = H2F + Ca =>
H2 + CaF = H2F + Ca
Cu(OH)2 + (NH4OH) = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4(NH4OH) = Cu(NH3)4 + 4 H2O + 2 OH
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Équations équilibrées sur01/04/25
Équations équilibrées sur02/03/24
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