| Équations équilibrées la veille |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H2 + Cu(NH3)2Cl = Cu2C2 + NH4Cl + NH3 =>
C2H2 + 2 Cu(NH3)2Cl = Cu2C2 + 2 NH4Cl + 2 NH3
H2 + F2 = HF =>
H2 + F2 = 2 HF
C4H10S2 + O2 = CO2 + H2O + SO3 =>
2 C4H10S2 + 19 O2 = 8 CO2 + 10 H2O + 4 SO3
CH4 + KMnO4 = MnO2 + KOH + CO2 + H2O =>
3 CH4 + 8 KMnO4 = 8 MnO2 + 8 KOH + 3 CO2 + 2 H2O
KHSO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
10 KHSO3 + 4 KMnO4 + H2SO4 = 7 K2SO4 + 4 MnSO4 + 6 H2O
Hg2Cl2 + NH4OH = Hg2(OH)2 + NH4Cl =>
Hg2Cl2 + 2 NH4OH = Hg2(OH)2 + 2 NH4Cl
Mg2 + CO3 + HCl = MgCl3 + H2O + CO2 =>
Mg2 + 3 CO3 + 6 HCl = 2 MgCl3 + 3 H2O + 3 CO2
CH3O + O2 = CO3 + H2O =>
4 CH3O + 7 O2 = 4 CO3 + 6 H2O
FeO + H2S = Fe + H2SO4 =>
4 FeO + H2S = 4 Fe + H2SO4
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NH4Cl + Hg2(NO3)2 = NH4NO3 + HgCl =>
2 NH4Cl + Hg2(NO3)2 = 2 NH4NO3 + 2 HgCl
As2S5 + H2O2 + NH4OH = (NH4)3AsO3 + (NH4)2SO4 + H2O =>
As2S5 + 18 H2O2 + 16 NH4OH = 2(NH4)3AsO3 + 5(NH4)2SO4 + 26 H2O
H2S + Sb = SbS + H2 =>
H2S + Sb = SbS + H2
C22H44O6 + O2 = CO2 + H2O =>
C22H44O6 + 30 O2 = 22 CO2 + 22 H2O
Mg + HNO3 = Mg(NO3)2 + N2O + water =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
HCl03 + C2O4H2 = HCl + CO2 =>
HCl03 + C2O4H2 = 3 HCl + 2 CO2
H2O(l) + Ni3S2(s) + CuS(s)O4(a) = H2SO4(a) + NiSO4(a) + Cu2S(s) =>
4 H2O(l) + 5 Ni3S2(s) + 18 CuS(s)O4(a) = 4 H2SO4(a) + 15 NiSO4(a) + 9 Cu2S(s)
RbOH + HNO = RbNO + H2O =>
RbOH + HNO = RbNO + H2O
Na2S2O5 + NaClO + H2O = Na2SO4 + HCl =>
Na2S2O5 + 2 NaClO + H2O = 2 Na2SO4 + 2 HCl
HK2 + OHSO4 = K2SO4 + H2O =>
HK2 + OHSO4 = K2SO4 + H2O
CH3CH2COOC3H7 + H2O = C3H7OH + CH3CH2COOH =>
CH3CH2COOC3H7 + H2O = C3H7OH + CH3CH2COOH
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
K + Si = KSi =>
K + Si = KSi
KNO2 + KMnO4 + H2SO4 = H2O + K2SO4 + KNO3 + MnSO4 =>
5 KNO2 + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 5 KNO3 + 2 MnSO4
Pb(NO3)2(aq) + FeCl3(aq) = PbCl3(s) + Fe(NO3)2(aq) =>
Pb(NO3)2(aq) + FeCl3(aq) = PbCl3(s) + Fe(NO3)2(aq)
NiCl2 + (NH4)3PO4 = Ni3(PO4)2 + NH4Cl =>
3 NiCl2 + 2(NH4)3PO4 = Ni3(PO4)2 + 6 NH4Cl
FeS + O2 = Fe2O3 + S8 =>
8 FeS + 6 O2 = 4 Fe2O3 + S8
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O =>
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O
Fe(OH)2 + HNO3 + H2O = Fe(OH)3 + NH4OH =>
8 Fe(OH)2 + HNO3 + 6 H2O = 8 Fe(OH)3 + NH4OH
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C6H5OH(s) + O2(g) = CO2(g) + H2O(s) =>
C6H5OH(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(s)
[Co(NH3)6] + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6] + 3 H2O2 + 6 NH4Cl = 2[Co(NH3)6]Cl3 + 6 NH4OH
(NH4)3BO3 + BaClO3 = BaCl + H2O + N2 + B2O3 =>
2(NH4)3BO3 + 3 BaClO3 = 3 BaCl + 12 H2O + 3 N2 + B2O3
Pt + Cl2 + HCl = H2[PtCl6] =>
Pt + 2 Cl2 + 2 HCl = H2[PtCl6]
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KMnO4 + C2H5OH = MnO2 + KOH + CH3CHO + H2O =>
2 KMnO4 + 3 C2H5OH = 2 MnO2 + 2 KOH + 3 CH3CHO + 2 H2O
CO = C + CO2 =>
2 CO = C + CO2
KHS + Cl2 = KCl + HCl + S =>
KHS + Cl2 = KCl + HCl + S
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
Al2 + HCl = AlCl2 + H2 =>
Al2 + 4 HCl = 2 AlCl2 + 2 H2
Fe(NO3)2 + H2O = FeO + HNO3 =>
Fe(NO3)2 + H2O = FeO + 2 HNO3
Cr2(SO4)3(aq) + (NH4)2CO3(aq) = Cr2CO3(s) + (NH4)2(SO4)3(aq) =>
Cr2(SO4)3(aq) + (NH4)2CO3(aq) = Cr2CO3(s) + (NH4)2(SO4)3(aq)
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
OH{-} + Mn3O4 = MnO4{-} + H + e =>
8 OH{-} + Mn3O4 = 3 MnO4{-} + 8 H + 5e
SnCl2 + NaOH + Bi(NO3)3 = Na2(Sn(OH)6) + Bi + NaNO3 + NaCl =>
3 SnCl2 + 18 NaOH + 2 Bi(NO3)3 = 3 Na2(Sn(OH)6) + 2 Bi + 6 NaNO3 + 6 NaCl
HIO3 + Fe(OH)2 = Fe(IO3)2 + H2O =>
2 HIO3 + Fe(OH)2 = Fe(IO3)2 + 2 H2O
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