| Équations équilibrées la veille | Équations équilibrées le lendemain |
CoHBr = CoBrH
Mg3As2 + HCl = AsH3 + MgCl2 =>
Mg3As2 + 6 HCl = 2 AsH3 + 3 MgCl2
Fe + HC2H3O2 = Fe(C2H3O2)3 + H2 =>
2 Fe + 6 HC2H3O2 = 2 Fe(C2H3O2)3 + 3 H2
K2S = K + S8 =>
8 K2S = 16 K + S8
CH3CH2CH2Br + NH3 = CH3CH2CH2NH2Br + H2 =>
2 CH3CH2CH2Br + 2 NH3 = 2 CH3CH2CH2NH2Br + H2
Fe + H2SO4 = Fe2(SO4)3 + H2 = =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Al2 + (SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2 + (SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CrO4 + H2S + H2SO4 = Cr2(SO4)3 + Na2SO3 + H2O =>
8 Na2CrO4 + 5 H2S + 15 H2SO4 = 4 Cr2(SO4)3 + 8 Na2SO3 + 20 H2O
AsO4 + H2O = HAsO4 + OH =>
AsO4 + H2O = HAsO4 + OH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
P + KOH + H2O = KHP2PO2 + H2 =>
3 P + KOH + H2O = KHP2PO2 + H2
Ag(aq) + Na2S(aq) = AgS(s) + Na(aq) =>
Ag(aq) + Na2S(aq) = AgS(s) + 2 Na(aq)
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Ca(OH)2 + H = Ca + H2O =>
Ca(OH)2 + 2 H = Ca + 2 H2O
Ca3N2 + Cu = Cu3N3 + Ca =>
3 Ca3N2 + 6 Cu = 2 Cu3N3 + 9 Ca
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Zn(No3)2 + KOH = Zn(OH)2 + KNo3 =>
Zn(No3)2 + 2 KOH = Zn(OH)2 + 2 KNo3
NH4Cl(aq) + KOH(aq) = NH3(l) + KCl(aq) + H2O(l) =>
NH4Cl(aq) + KOH(aq) = NH3(l) + KCl(aq) + H2O(l)
H2SO4 + Co = CoSO4 + H2 =>
H2SO4 + Co = CoSO4 + H2
P(iii) + O2 = P2O =>
4 P(iii) + O2 = 2 P2O
Al2 + Ir = Al3Ir2 =>
3 Al2 + 4 Ir = 2 Al3Ir2
Al2(SO4)3 + KOH = AlOH + K2(SO4)3 =>
Al2(SO4)3 + 2 KOH = 2 AlOH + K2(SO4)3
K2SO4 + NaNO3 = K2NO3 + NaSO4 =>
K2SO4 + NaNO3 = K2NO3 + NaSO4
HNO3 + MgCO3 = Mg(NO3)2 + H2O + CO2 =>
2 HNO3 + MgCO3 = Mg(NO3)2 + H2O + CO2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Ba + Si = Ba2Si =>
2 Ba + Si = Ba2Si
(NH4)2SO4 + H2S + CrOH3 = (NH4)2S + Cr2(SO4)3 + H2O =>
4(NH4)2SO4 + 3 H2S + 2 CrOH3 = 4(NH4)2S + Cr2(SO4)3 + 6 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
BaBr2 + CuCl3 = BaCl2 + CuBr3 =>
3 BaBr2 + 2 CuCl3 = 3 BaCl2 + 2 CuBr3
LiH2PO4 + Fe2O3 + Nb2O5 + C = Li100Fe97Nb3P100O400 + H2O + CO2 =>
200 LiH2PO4 + 97 Fe2O3 + 3 Nb2O5 + 53 C = 2 Li100Fe97Nb3P100O400 + 200 H2O + 53 CO2
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
Cr + Cu2O = Cu + Cr2O3 =>
2 Cr + 3 Cu2O = 6 Cu + Cr2O3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2SO4 + Na2SiO3 = H2SiO3 + Na2SO4 =>
H2SO4 + Na2SiO3 = H2SiO3 + Na2SO4
K2(C2O4)(aq) + CaCl2(aq) = KCl(aq) + Ca(C2O4)(s) =>
K2(C2O4)(aq) + CaCl2(aq) = 2 KCl(aq) + Ca(C2O4)(s)
Al2(SO4)3 + Na2CO3 + H2O = Na2SO4 + Al(OH)3 + CO2 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 3 Na2SO4 + 2 Al(OH)3 + 3 CO2
C2H6O + KMnO4 = C2H4O2 + MnO + KOH + H2O =>
5 C2H6O + 4 KMnO4 = 5 C2H4O2 + 4 MnO + 4 KOH + 3 H2O
FeO + H(NO3) = Fe(NO3)2 + H2O =>
FeO + 2 H(NO3) = Fe(NO3)2 + H2O
CuCO3(aq) + HNO3(aq) = Cu(NO3)2(aq) + CO2(g) + H2O(l) =>
CuCO3(aq) + 2 HNO3(aq) = Cu(NO3)2(aq) + CO2(g) + H2O(l)
Na3PO4 + Ba(No3)2 = NaNo3 + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba(No3)2 = 6 NaNo3 + Ba3(PO4)2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
LiBr + Co(SO3) = Li(SO3) + CoBr =>
LiBr + Co(SO3) = Li(SO3) + CoBr
C6H8O6 + O2 = H2O + CO2 =>
C6H8O6 + 5 O2 = 4 H2O + 6 CO2
H2C3H2O4 + KOH = K2C3H2O4 + H2O =>
H2C3H2O4 + 2 KOH = K2C3H2O4 + 2 H2O
H2S + H2SO4 = H2O + S8 =>
6 H2S + 2 H2SO4 = 8 H2O + S8
NaOH + HNO4 = HOH + NaNO4 =>
NaOH + HNO4 = HOH + NaNO4
Be + H2SO4 = BeSO4 + SO2 + H2O =>
Be + 2 H2SO4 = BeSO4 + SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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