| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH2CHO + MnO2 + 2 H{+} = CH3CH2COOH + Mn{2+} + H2O
(NH4)2S + Pb(NO3)2 + H2O2 = (NH4)(NO3)2 + PbS + H2O =>
3(NH4)2S + 3 Pb(NO3)2 + 10 H2O2 = 4(NH4)(NO3)2 + 3 PbS + 14 H2O
NiBr2 = Ni + Br2 =>
NiBr2 = Ni + Br2
CuAl + HCl = H2 + Al + CuCl =>
2 CuAl + 2 HCl = H2 + 2 Al + 2 CuCl
FeC2O4*2H2O + C2K2O4 + C2O4H2 + H2O2 = K3(Fe(C2O4)3)*3H2O =>
2 FeC2O4*2H2O + 3 C2K2O4 + C2O4H2 + H2O2 = 2 K3(Fe(C2O4)3)*3H2O
CH3CH2COOH + CH3CH2CH2CH2OH = CH3CH2COOCH2CH3 + H2O =>
2 CH3CH2COOH + CH3CH2CH2CH2OH = 2 CH3CH2COOCH2CH3 + H2O
CH3CH(OH) + CuO = CH3COH + Cu + H2O =>
2 CH3CH(OH) + CuO = 2 CH3COH + Cu + H2O
AsHNO3 + H2O = H3As + O + NO =>
AsHNO3 + H2O = H3As + 3 O + NO
Mo + HNO3 = Mo(NO3)2 + NO + H2O =>
3 Mo + 8 HNO3 = 3 Mo(NO3)2 + 2 NO + 4 H2O
KBr + Li2S = K2S + LiBr =>
2 KBr + Li2S = K2S + 2 LiBr
Ca(NO2)2 = CaO + NO2 + NO =>
Ca(NO2)2 = CaO + NO2 + NO
An + Br2 = AnBr3 =>
2 An + 3 Br2 = 2 AnBr3
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Fe3(s) + O2(g) = FeO =>
2 Fe3(s) + 3 O2(g) = 6 FeO
Na2HPO4 + (NH4)MoO4 + HNO3 = (NH4)3[PMo10O40] + NaNO3 + NH4NO3 + H2O =>
4 Na2HPO4 + 40(NH4)MoO4 + 38 HNO3 = 4(NH4)3[PMo10O40] + 8 NaNO3 + 29 NH4NO3 + 19 H2O
NaCl + H2SO4 + Al = NaAl(SO4)2 + HCl + H2 =>
2 NaCl + 4 H2SO4 + 2 Al = 2 NaAl(SO4)2 + 2 HCl + 3 H2
SrCO3 + HC2H3O2 = SrC2H3O2 + HCO3 =>
SrCO3 + HC2H3O2 = SrC2H3O2 + HCO3
FeCl2 + KMnO4 + HCl(aq) = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl(aq) = 5 FeCl3 + MnCl2 + 4 H2O + KCl
N2O4(l) + N2H4(l) = NO(g) + H2O(g) =>
2 N2O4(l) + N2H4(l) = 6 NO(g) + 2 H2O(g)
NaOH + NaCl = HClO + Na =>
NaOH + NaCl = HClO + 2 Na
RaSO4 = Ra + SO4 =>
RaSO4 = Ra + SO4
NH3 + (CrO4) = CrO + N + H2O =>
2 NH3 + (CrO4) = CrO + 2 N + 3 H2O
Fe(SCN)3 + H2O = FeO3 + H2SCN =>
Fe(SCN)3 + 3 H2O = FeO3 + 3 H2SCN
HNO3(l) + N2H4(l) = N2(g) + H2O(l) =>
4 HNO3(l) + 5 N2H4(l) = 7 N2(g) + 12 H2O(l)
(NH4)2 + CO3 = NH3 + CO2 + H2O4 =>
(NH4)2 + 4 CO3 = 2 NH3 + 4 CO2 + H2O4
H2N(CH2)6NH2 + ClOC(CH2)4COCl = C12H22N2O2 + HCl =>
H2N(CH2)6NH2 + ClOC(CH2)4COCl = C12H22N2O2 + 2 HCl
SnCl4 + SO2 = SnSO2 + Cl2 =>
SnCl4 + SO2 = SnSO2 + 2 Cl2
Cu(NO3)2 + HCl = CuCl2 + (NO3)2 + H2 =>
Cu(NO3)2 + 2 HCl = CuCl2 + (NO3)2 + H2
Al2(SO4)3 + Ca(HO)2 = Al(HO)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(HO)2 = 2 Al(HO)3 + 3 CaSO4
SO3 + Li2O = Li2SO3 + O2 =>
2 SO3 + 2 Li2O = 2 Li2SO3 + O2
X(s) + Y(l) = XY(aq) =>
X(s) + Y(l) = XY(aq)
K2Cr2O7(aq) + CH3CH2OH(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + CH3COOH(aq) + H2O(l) =>
2 K2Cr2O7(aq) + 3 CH3CH2OH(aq) + 8 H2SO4(aq) = 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 3 CH3COOH(aq) + 11 H2O(l)
Mg(NO2)2 + KCl = MgCl2 + KNO2 =>
Mg(NO2)2 + 2 KCl = MgCl2 + 2 KNO2
Fe2SO4 + H2O = H2SO3 + Fe(OH)2 =>
Fe2SO4 + 3 H2O = H2SO3 + 2 Fe(OH)2
CH2NH + O2 = N2 + CO2 + H2O =>
4 CH2NH + 7 O2 = 2 N2 + 4 CO2 + 6 H2O
I + AgNO3 = AgI + NO3 =>
I + AgNO3 = AgI + NO3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K + Mn + O2 = KMnO4 =>
K + Mn + 2 O2 = KMnO4
Pb + AgNO3 = AgNO3Pb =>
Pb + AgNO3 = AgNO3Pb
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(NO3)2 + Al2O3 = Al(NO3)3 + CaO =>
3 Ca(NO3)2 + Al2O3 = 2 Al(NO3)3 + 3 CaO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CrI3(s) + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3(s) + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
Cr(CH3COO)3 + H2O2 + NaOH = Na2CrO4 + CH3COONa + H2O =>
2 Cr(CH3COO)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 6 CH3COONa + 8 H2O
Zn2S + O2 = ZnO + SO2 =>
Zn2S + 2 O2 = 2 ZnO + SO2
FeCl3 + KSCN = FeKS + Cl3CN =>
FeCl3 + KSCN = FeKS + Cl3CN
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
FeCl3 + C10H14O = FeC10H14O + Cl2 =>
2 FeCl3 + 2 C10H14O = 2 FeC10H14O + 3 Cl2
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
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Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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