| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaH2PO4 + 2 NaOH = Na3PO4 + 2 H2O
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na[Al(OH)4] + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 Na[Al(OH)4] + 4 H2SO4 = Al2(SO4)3 + Na2SO4 + 8 H2O
H2O + SO4 = H2SO4 + O2 =>
2 H2O + 2 SO4 = 2 H2SO4 + O2
CrCl3(aq) + H2O(l) = Cr(OH)3(s) + HCl(aq) =>
CrCl3(aq) + 3 H2O(l) = Cr(OH)3(s) + 3 HCl(aq)
Na2S4O6 + KMnO4 + HNO3 = Na2SO4 + H2SO4 + Mn(NO3)3 + KNO3 + H2O =>
2 Na2S4O6 + 7 KMnO4 + 28 HNO3 = 2 Na2SO4 + 6 H2SO4 + 7 Mn(NO3)3 + 7 KNO3 + 8 H2O
NiCl2(aq) + NaOH(aq) = Ni(OH)2(s) + NaCl(aq) =>
NiCl2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaCl(aq)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
RbBr + CaS = Rb2S + CaBr2 =>
2 RbBr + CaS = Rb2S + CaBr2
(COONa)2 + CaCl2 = (COO)2Ca + NaCl =>
(COONa)2 + CaCl2 = (COO)2Ca + 2 NaCl
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
Na2O + KOH = K2O + NaOH =>
Na2O + 2 KOH = K2O + 2 NaOH
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CrCl3 + Na2Cr2O7 = NaCl + Cr2(Cr2O7)3 =>
2 CrCl3 + 3 Na2Cr2O7 = 6 NaCl + Cr2(Cr2O7)3
NaAlSiO4 + SiO2 = NaAl(SiO3)2 =>
NaAlSiO4 + SiO2 = NaAl(SiO3)2
C3H8(g) + O2 = (g)CO2(g) + H2O(g) =>
C3H8(g) + 5 O2 = 3(g)CO2(g) + 4 H2O(g)
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2
Br2 + KI = KBr + I2 = =>
Br2 + 2 KI = 2 KBr + I2
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Pb(NO2)4 + Na2SO4 = NaNO2 + Pb(SO4)2 =>
Pb(NO2)4 + 2 Na2SO4 = 4 NaNO2 + Pb(SO4)2
Al(NO3)3 + Na3(PO4) = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3(PO4) = AlPO4 + 3 NaNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(CH3)2Si(OH)2 = (CH3)2SiO + H2O =>
(CH3)2Si(OH)2 = (CH3)2SiO + H2O
K + I2 = KI =>
2 K + I2 = 2 KI
KBr + KClO2 + H2SO4 = Br2 + KCl + K2SO4 + H2O =>
4 KBr + KClO2 + 2 H2SO4 = 2 Br2 + KCl + 2 K2SO4 + 2 H2O
(CH3)2Si(OH)2 = (CH3)2SiO + H2O =>
(CH3)2Si(OH)2 = (CH3)2SiO + H2O
CO(NH2)2 + O2 = N2 + CO2 + H2O =>
2 CO(NH2)2 + 3 O2 = 2 N2 + 2 CO2 + 4 H2O
(CH3)2Si(OH)2 = (CH3)2SiO + H2O =>
(CH3)2Si(OH)2 = (CH3)2SiO + H2O
Al(NO3)3 + Na3(PO4) = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3(PO4) = AlPO4 + 3 NaNO3
Cu + Mn(NO3)2 = CuNO3 + Mn =>
2 Cu + Mn(NO3)2 = 2 CuNO3 + Mn
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
FeO + H2 = Fe + H2O =>
FeO + H2 = Fe + H2O
HNO3 + V(OH)5 = V(NO3)5 + H2O =>
5 HNO3 + V(OH)5 = V(NO3)5 + 5 H2O
Cr(s) + CoCl2(aq) = CrCl2(aq) + Co(s) =>
Cr(s) + CoCl2(aq) = CrCl2(aq) + Co(s)
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Mg(OH)2 + NaOH = Na2[Mg(OH)4] =>
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
Bi + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 SO2 + 6 H2O
Ca(NO3)2 + (NH4)3PO4 = Ca3(PO4)2 + (NH4)6(NO3)6 =>
3 Ca(NO3)2 + 2(NH4)3PO4 = Ca3(PO4)2 + (NH4)6(NO3)6
C7H7Cl + NaOH = C6H5CH2OH + NaCl =>
C7H7Cl + NaOH = C6H5CH2OH + NaCl
FeSO4(aq) + Mg(s) = MgSO4(aq) + Fe(s) =>
FeSO4(aq) + Mg(s) = MgSO4(aq) + Fe(s)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
LiBr(s) = Li(s) + Br2(g) =>
2 LiBr(s) = 2 Li(s) + Br2(g)
P + Cl2 = PCl2 =>
P + Cl2 = PCl2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ca(HCO3)2 = CaCO3CO2H2O =>
Ca(HCO3)2 = CaCO3CO2H2O
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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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