| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + Fe2O3 = CuO3 + Fe2
Na2SO4 + NaOH = NaNa + SO4OH =>
2 Na2SO4 + 2 NaOH = 3 NaNa + 2 SO4OH
Na2CO3(aq) + HCl(aq) = Na2Cl + HCO3 =>
Na2CO3(aq) + HCl(aq) = Na2Cl + HCO3
SrSO3 = Sr + SO3 =>
SrSO3 = Sr + SO3
lead(ii)nitrate + Al = lead + aluminiumnitrate =>
3 Pb(NO3)2 + 2 Al = 3 Pb + 2 Al(NO3)3
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
CaS + Fe(II)Br = Fe(II)S + CaBr =>
CaS + Fe(II)Br = Fe(II)S + CaBr
NaCl(s) + SO2(g) + H2O(g) + O2(g) = Na2SO4(s) + HCl(g) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(g) + O2(g) = 2 Na2SO4(s) + 4 HCl(g)
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
Al + Na2O + H2O = NaAl(OH) =>
2 Al + Na2O + H2O = 2 NaAl(OH)
Fe + AuC2H3O2 = FeC2H3O2 + Au =>
Fe + AuC2H3O2 = FeC2H3O2 + Au
Mg3(PO4)2 + K3PO4 = Mg2(PO4) + KPO4 =>
4 Mg3(PO4)2 + K3PO4 = 6 Mg2(PO4) + 3 KPO4
PbO2 + H2SO4 + Mn(NO3)2 = PbSO4 + HNO3 + HMnO4 + H2O =>
5 PbO2 + 5 H2SO4 + 2 Mn(NO3)2 = 5 PbSO4 + 4 HNO3 + 2 HMnO4 + 2 H2O
SeCl + O = SeO + Cl =>
SeCl + O = SeO + Cl
Li2 + H2O = Li(OH)2 + H2 =>
Li2 + 4 H2O = 2 Li(OH)2 + 2 H2
BaCl2 + NaOH = BaNa2 + Cl(OH) =>
BaCl2 + 2 NaOH = BaNa2 + 2 Cl(OH)
Al2O3 + K2CO3 = KAlO2 + CO2 =>
Al2O3 + K2CO3 = 2 KAlO2 + CO2
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
VOSO4 + Na[BH4] + H2SO4 = B2H6 + H2O + Na2SO4 + V2(SO4)3 =>
4 VOSO4 + 2 Na[BH4] + 3 H2SO4 = B2H6 + 4 H2O + Na2SO4 + 2 V2(SO4)3
K2Cr2O7 + S8 = K20 + Cr203 + SO2 =>
16240 K2Cr2O7 + 7105 S8 = 1624 K20 + 160 Cr203 + 56840 SO2
Pb + HNO3 = Pb(NO3)3 + NO2 + H2O =>
Pb + 6 HNO3 = Pb(NO3)3 + 3 NO2 + 3 H2O
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
C2H5Br + H2 = C2H6 + HBr =>
C2H5Br + H2 = C2H6 + HBr
NaAlO2 + NaOH = Al(OH)3 + Na2O =>
NaAlO2 + 3 NaOH = Al(OH)3 + 2 Na2O
C13H28(l) + O2(g) = CO2 + H2O =>
C13H28(l) + 20 O2(g) = 13 CO2 + 14 H2O
Na(MnO4) + Ca = Ca(MnO4)2 + Na =>
2 Na(MnO4) + Ca = Ca(MnO4)2 + 2 Na
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
C13H28(l) + O2(g) = CO2 + H2O =>
C13H28(l) + 20 O2(g) = 13 CO2 + 14 H2O
CH3CH(CH3)CH2OH + K2Cr2O7 + H2SO4 = CH3CH(CH3)COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH(CH3)CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH(CH3)COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
C + AlCl3 = CCl + AlCl =>
2 C + AlCl3 = 2 CCl + AlCl
KMnO4 + Hg + H2SO4 = MnSO4 + HgSO4 + KSO4 + H2O =>
KMnO4 + 2 Hg + 4 H2SO4 = MnSO4 + 2 HgSO4 + KSO4 + 4 H2O
NH3 + CuSO4 + H2O = Cu(OH)2 + (NH4)2SO4 =>
2 NH3 + CuSO4 + 2 H2O = Cu(OH)2 + (NH4)2SO4
Cr(s) + Ni{2+} = Cr{3+}(aq) + Ni(s) =>
2 Cr(s) + 3 Ni{2+} = 2 Cr{3+}(aq) + 3 Ni(s)
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
NaOH + H2 = Na + HOH =>
2 NaOH + H2 = 2 Na + 2 HOH
CaCl2 + H2CO3 = CaCO3 + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
FeCl3 + NH3 = FeCl3NH3 =>
FeCl3 + NH3 = FeCl3NH3
(NH4)2CO3 + Co(C2H3O2)2 = NH4C2H3O2 + CoCO3 =>
(NH4)2CO3 + Co(C2H3O2)2 = 2 NH4C2H3O2 + CoCO3
Al2O3 + H2SO4 + H2O = Al2(SO4)3*7H2O =>
Al2O3 + 3 H2SO4 + 4 H2O = Al2(SO4)3*7H2O
HNO3 + MgCO3 = CO2 + H2O + Mg(NO3)2 =>
2 HNO3 + MgCO3 = CO2 + H2O + Mg(NO3)2
C6H5CH2CH2CH3 + KMnO4 = C6H5COOK + MnO2 + KOH + H2O =>
7 C6H5CH2CH2CH3 + 22 KMnO4 = 9 C6H5COOK + 22 MnO2 + 13 KOH + 13 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
FeCl3 + NH3 = FeCl3NH3 =>
FeCl3 + NH3 = FeCl3NH3
FeCl3 + NH3 = Fe(NH3)3 + Cl =>
FeCl3 + 3 NH3 = Fe(NH3)3 + 3 Cl
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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