| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + Zn = Zn(OH)2 + 2 Na
NaCl + HBr = NaBr + HCl =>
NaCl + HBr = NaBr + HCl
Fe(NO3)3 + Na2SO3 + H2O = Na2SO4 + Fe(NO3)2 + HNO3 =>
2 Fe(NO3)3 + Na2SO3 + H2O = Na2SO4 + 2 Fe(NO3)2 + 2 HNO3
H5IO6 + Ca(OH)2 = Ca(H4IO6)2 + H2O =>
2 H5IO6 + Ca(OH)2 = Ca(H4IO6)2 + 2 H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
CaCO3(aq) + HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l) =>
CaCO3(aq) + 2 HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l)
Cd(OH)2 + KCn = Cd(Cn)2 + KOH =>
Cd(OH)2 + 2 KCn = Cd(Cn)2 + 2 KOH
C15H31COOH + O2 = H2O + C =>
C15H31COOH + 7 O2 = 16 H2O + 16 C
Fe + AgC2H2O2 = Fe(C2H2O2) + Ag =>
Fe + AgC2H2O2 = Fe(C2H2O2) + Ag
C7H6O2 + C2H5OH = C10H12O3 + H2O =>
14 C7H6O2 + 11 C2H5OH = 12 C10H12O3 + 3 H2O
BeSO4 + NaOH + H2O = Be(OH)2 + NaSO4 + H2 =>
2 BeSO4 + 2 NaOH + 2 H2O = 2 Be(OH)2 + 2 NaSO4 + H2
Al(s) + Fe2O3(s) = Al2O3(aq) + Fe(aq) =>
2 Al(s) + Fe2O3(s) = Al2O3(aq) + 2 Fe(aq)
ZnSO4 + Co(NO3)2 = Zn(NO3)2 + CoSO4 =>
ZnSO4 + Co(NO3)2 = Zn(NO3)2 + CoSO4
PbCO3(s) + Na2S(aq) = Na2CO3(s) + PbS(s) =>
PbCO3(s) + Na2S(aq) = Na2CO3(s) + PbS(s)
Cs2O + HCl = CsCl + H2O =>
Cs2O + 2 HCl = 2 CsCl + H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
C8H9NO2 + O2 = CO2 + H2O + HNO3 =>
2 C8H9NO2 + 21 O2 = 16 CO2 + 8 H2O + 2 HNO3
Al2(SO4)3(aq) + Ca(NO3)2(aq) = Al(NO3)3(aq) + CaSO4(aq) =>
Al2(SO4)3(aq) + 3 Ca(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 CaSO4(aq)
Na2O + H2O = Na2 + (OH) =>
Na2O + H2O = Na2 + 2(OH)
SnO(s) + HF(aq) = SnF2(aq) + H2O(l) =>
SnO(s) + 2 HF(aq) = SnF2(aq) + H2O(l)
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
AsF5 + H2 = AsH3 + HF =>
AsF5 + 4 H2 = AsH3 + 5 HF
CH3Br + CH3CH2O = CH3OCH2CH3 + Br =>
CH3Br + CH3CH2O = CH3OCH2CH3 + Br
K2SO4 + Ca3(PO4)2 = K3PO4 + CaSO4 =>
3 K2SO4 + Ca3(PO4)2 = 2 K3PO4 + 3 CaSO4
KMnO4 + HCOOK + KOH = K2MnO4 + CO2 + H2O =>
2 KMnO4 + HCOOK + KOH = 2 K2MnO4 + CO2 + H2O
MnO2 + H2SO4 + KNO2 = Mn(SO4) + KO + HNO2 =>
MnO2 + H2SO4 + 2 KNO2 = Mn(SO4) + 2 KO + 2 HNO2
(PyTe)2Hg + HgI2 = PyTeHgI =>
(PyTe)2Hg + HgI2 = 2 PyTeHgI
S + O2 = SO2 =>
S + O2 = SO2
KAlSi3O8 + H + H2O = Al2Si2O5(OH)4 + K + SiO2 =>
2 KAlSi3O8 + 2 H + H2O = Al2Si2O5(OH)4 + 2 K + 4 SiO2
Ca2 + TiI4 = CaI2 + Ti =>
Ca2 + TiI4 = 2 CaI2 + Ti
I2 + Na2S2O3 = Na2S2O4 + NaI + S =>
I2 + 4 Na2S2O3 = 3 Na2S2O4 + 2 NaI + 2 S
Pb(NO3)2(aq) + K(s) = Pb(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 K(s) = Pb(s) + 2 KNO3(aq)
H2S + Cl = S8 + HCl =>
8 H2S + 16 Cl = S8 + 16 HCl
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2
HCl(d) + NaOH(d) = NaCl(d) + H2O(d) =>
HCl(d) + NaOH(d) = NaCl(d) + H2O(d)
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O = =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
I2 + Na2S2O3 = Na2S2O4 + NaI + S =>
I2 + 4 Na2S2O3 = 3 Na2S2O4 + 2 NaI + 2 S
Na2SbO4 + Mg + HCl = SbO2 + MgCl2 + NaCl + H2O =>
Na2SbO4 + Mg + 4 HCl = SbO2 + MgCl2 + 2 NaCl + 2 H2O
Na2CO3 + Ni(NO3)2 = NiCO3(s) + NaNO3(aq) =>
Na2CO3 + Ni(NO3)2 = NiCO3(s) + 2 NaNO3(aq)
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
Pb(ClO4)2 + NaOH = Pb(OH)2 + Na(ClO4) =>
Pb(ClO4)2 + 2 NaOH = Pb(OH)2 + 2 Na(ClO4)
HF + NH3 = F4N + H4 =>
16 HF + 4 NH3 = 4 F4N + 7 H4
FO + O2 = F2O3 =>
4 FO + O2 = 2 F2O3
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
KMnO4 + CuCl2 = KCl + Cu(MnO4)2 =>
2 KMnO4 + CuCl2 = 2 KCl + Cu(MnO4)2
NaOH + PCl5 = NaCl + Na4P2O7 + H2O =>
14 NaOH + 2 PCl5 = 10 NaCl + Na4P2O7 + 7 H2O
Bi2O3 + ClO = BiO3 + Cl =>
Bi2O3 + 3 ClO = 2 BiO3 + 3 Cl
Fe + SnCl4 = SnCl2 + FeCl3 =>
2 Fe + 3 SnCl4 = 3 SnCl2 + 2 FeCl3
CoBr3 + H2SO4 = Co2(SO4)3 + HBr =>
2 CoBr3 + 3 H2SO4 = Co2(SO4)3 + 6 HBr
Re + HNO3 = HReO4 + NO + H2O =>
3 Re + 7 HNO3 = 3 HReO4 + 7 NO + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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