| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al(OH)3 + KOH = K[Al(OH)4]
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MeNO2 + H2 = MeNH2 + H2O =>
MeNO2 + 3 H2 = MeNH2 + 2 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
KHP(aq) + NaOH(aq) = H2O + NaKP =>
KHP(aq) + NaOH(aq) = H2O + NaKP
NaOH + NH4NO3 = NaNO3 + NH4OH =>
NaOH + NH4NO3 = NaNO3 + NH4OH
FeH2SO4 = FeSO4H2 =>
FeH2SO4 = FeSO4H2
KMnO4 + K2SO3 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 KOH = 2 K2MnO4 + K2SO4 + H2O
FeH2SO4 = FeSO4H2 =>
FeH2SO4 = FeSO4H2
C34H50O7 + O2 = CO2 + H2O =>
C34H50O7 + 43 O2 = 34 CO2 + 25 H2O
Al + Ca(OH)2 = CaAlO2 + H2 =>
Al + Ca(OH)2 = CaAlO2 + H2
(SO3){2-} + Cl2 + H2O = (SO4){2-} + Cl{-} + H{+} =>
(SO3){2-} + Cl2 + H2O = (SO4){2-} + 2 Cl{-} + 2 H{+}
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cr2O7{2-} + H2C2O4 + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 H2C2O4 + 8 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
Zn(OH)2 + Br(OH)2 = Br[Zn(OH)4] =>
Zn(OH)2 + Br(OH)2 = Br[Zn(OH)4]
PbSO4(s) + NaOH(aq) = Pb(OH)2 + Na2SO4 =>
PbSO4(s) + 2 NaOH(aq) = Pb(OH)2 + Na2SO4
IBr + NH3 = NI3 + NH4Br =>
3 IBr + 4 NH3 = NI3 + 3 NH4Br
BeF2 + Mg = MgF2 + Be =>
BeF2 + Mg = MgF2 + Be
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
CoCl2*6H2O + NH4Cl + NH4OH + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH4OH + H2O2 = 2(Co(NH3)6)Cl3 + 24 H2O
NH3 + CuO = H2O + NCu + H =>
NH3 + CuO = H2O + NCu + H
KHSO4 + AgNO3 = KNO3 + AgHSO4 =>
KHSO4 + AgNO3 = KNO3 + AgHSO4
CuCl + HCl = CuCl2 + H2 =>
2 CuCl + 2 HCl = 2 CuCl2 + H2
H4SiO4 + NaOH = H2O + Na4 + SiO4 =>
H4SiO4 + 4 NaOH = 4 H2O + Na4 + SiO4
H3PO4 + (NH4)2MoO4 + H{+} = H3PO4*12MoO3*2H2O + NH4{+} + H2O =>
H3PO4 + 12(NH4)2MoO4 + 24 H{+} = H3PO4*12MoO3*2H2O + 24 NH4{+} + 10 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Na2CO3 + Cr(NO3)3 = NaNO3 + Cr2(CO3)3 =>
3 Na2CO3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(CO3)3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
Cl(SO4)2 + K(PO4)3 = K(SO4)2 + Cl(PO4)3 =>
Cl(SO4)2 + K(PO4)3 = K(SO4)2 + Cl(PO4)3
[Ag(NH3)2]{+} + [Sb(OH)4]{-} + OH{-} = [Sb(OH)6]{-} + Ag + NH3 =>
2[Ag(NH3)2]{+} + [Sb(OH)4]{-} + 2 OH{-} = [Sb(OH)6]{-} + 2 Ag + 4 NH3
KMnO4(S) + H2SO4(S) + V2O3(S) = K2SO4(S) + MnSO4(S) + V2O5(S) + H2O(l) =>
2 KMnO4(S) + 2 H2SO4(S) + V2O3(S) = K2SO4(S) + 2 MnSO4(S) + V2O5(S) + 2 H2O(l)
As2S3 + NH4OH + H2O2 = (NH4)3AsO4 + (NH4)2SO4 + H2O =>
As2S3 + 12 NH4OH + 14 H2O2 = 2(NH4)3AsO4 + 3(NH4)2SO4 + 20 H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Mg(s) + HC2H3O2 = Mg(C2H3O2) + H2(g) =>
2 Mg(s) + 2 HC2H3O2 = 2 Mg(C2H3O2) + H2(g)
I + Pb(NO3)2 = Pb + I(NO3)2 =>
I + Pb(NO3)2 = Pb + I(NO3)2
KMnO4 + CH3CH2OH + NaOH = Mn2O2 + CH3COONa + H2O + K =>
2 KMnO4 + 3 CH3CH2OH + 3 NaOH = Mn2O2 + 3 CH3COONa + 6 H2O + 2 K
C2 + H4 = CH6 =>
C2 + 3 H4 = 2 CH6
Hg + Au(NO2)3 = Hg(NO2)3 + Au =>
Hg + Au(NO2)3 = Hg(NO2)3 + Au
Cl + H2O = HCl + HClO3 =>
6 Cl + 3 H2O = 5 HCl + HClO3
SO4H2 + H2O = S + OH =>
SO4H2 + 2 H2O = S + 6 OH
AgNo3 + CuO = Ag2O + Cu(No3)2 =>
2 AgNo3 + CuO = Ag2O + Cu(No3)2
Ca4C2 + N2 = Ca3N2 + C =>
3 Ca4C2 + 4 N2 = 4 Ca3N2 + 6 C
Cu + SiO2 = CuSiO2 =>
Cu + SiO2 = CuSiO2
H2SO4 + Zn = H2S + H2O + ZnSO4 =>
5 H2SO4 + 4 Zn = H2S + 4 H2O + 4 ZnSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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