| Équations équilibrées la veille |
2 Cu2O + O2 = 4 CuO
CaO + HBr = CaBr(OH) =>
CaO + HBr = CaBr(OH)
X(OH)3 + H2SO4 = X(OH)SO4 + H2O =>
X(OH)3 + H2SO4 = X(OH)SO4 + 2 H2O
silver + iron(II)nitrate = silvernitrate + iron =>
2 Ag + Fe(NO3)2 = 2 AgNO3 + Fe
Cu2(OH)3Cl + H2O = HCl + Cu(OH)2 =>
Cu2(OH)3Cl + H2O = HCl + 2 Cu(OH)2
(NH4)2[IrCl6] + H2 = Ir + NH4Cl + HCl =>
(NH4)2[IrCl6] + 2 H2 = Ir + 2 NH4Cl + 4 HCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
CuO + Cu = Cu2O =>
CuO + Cu = Cu2O
AsH3 + KClO3 = H3AsO4 + KCl =>
3 AsH3 + 4 KClO3 = 3 H3AsO4 + 4 KCl
Fe2 + H2O = H2 + Fe3O4 =>
3 Fe2 + 8 H2O = 8 H2 + 2 Fe3O4
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
NO3{-} + H2O + {-} = NO + OH{-} =>
NO3{-} + 2 H2O + 3e = NO + 4 OH{-}
HF + CN = HCN + F =>
HF + CN = HCN + F
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
HCOOH + CH3COOH = HCOO + CH3COOH2 =>
HCOOH + CH3COOH = HCOO + CH3COOH2
Cl2O5 + Ca(OH)2 = Ca(ClO3)2 + H2O =>
Cl2O5 + Ca(OH)2 = Ca(ClO3)2 + H2O
LiCl = Li + Cl2 =>
2 LiCl = 2 Li + Cl2
Mn + S8 = Mn2S5 =>
16 Mn + 5 S8 = 8 Mn2S5
Fe3Al2Si3O12 + Al2SiO5 + KAlSi3O8 + SiO2 = K6FeAl8Si39O94 =>
Fe3Al2Si3O12 + 2 Al2SiO5 + 18 KAlSi3O8 + 58 SiO2 = 3 K6FeAl8Si39O94
H2SO3 + Cl2 + KMnO4 = K2SO4 + MnSO4 + HCl + H2SO4 =>
8 H2SO3 + 3 Cl2 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 6 HCl + 5 H2SO4
NaBH4 + H2SO4 = B2H6 + H6 + NaSO4 =>
2 NaBH4 + 2 H2SO4 = B2H6 + H6 + 2 NaSO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2NCOONH4 + O2 = CO2 + H2O + N2 =>
2 H2NCOONH4 + 3 O2 = 2 CO2 + 6 H2O + 2 N2
NaF(ac) + AgNO3(ac) + NH4OH(ac) = AgF(s) + NaOH(ac) + NH4NO3(ac) =>
NaF(ac) + AgNO3(ac) + NH4OH(ac) = AgF(s) + NaOH(ac) + NH4NO3(ac)
Cu(OH)2 + NaCl = CuCl + Na(OH)2 =>
Cu(OH)2 + NaCl = CuCl + Na(OH)2
KNO3 + S + C = K2SO4 + N2 + CO =>
2 KNO3 + S + 2 C = K2SO4 + N2 + 2 CO
Fe2(C2O4)3 = FeC2O4 + CO2 =>
Fe2(C2O4)3 = 2 FeC2O4 + 2 CO2
PbCl2 + CH3CH2OH = Pb(OH)2 + CH3CH2Cl =>
PbCl2 + 2 CH3CH2OH = Pb(OH)2 + 2 CH3CH2Cl
HNO3 + Zn = Zn6NO6 + NO2 + H2O =>
8 HNO3 + 6 Zn = Zn6NO6 + 7 NO2 + 4 H2O
FeSO4 + NaOH = Fe(OH)2(s) + Na2SO4(aq) =>
FeSO4 + 2 NaOH = Fe(OH)2(s) + Na2SO4(aq)
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
NaHSO3 + NaOCl = Na2SO4 + H2O + NaCl + SO2 =>
2 NaHSO3 + NaOCl = Na2SO4 + H2O + NaCl + SO2
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
Cr + O = CrO32 =>
Cr + 32 O = CrO32
HF(aq) + Mg(OH)2(aq) = MgF2(aq) + H2O(l) =>
2 HF(aq) + Mg(OH)2(aq) = MgF2(aq) + 2 H2O(l)
Al + N2O5 = AlN2O5 =>
Al + N2O5 = AlN2O5
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C7H9N + CH3I + K2CO3 = C10H16NI + KI + KHCO3 =>
C7H9N + 3 CH3I + 2 K2CO3 = C10H16NI + 2 KI + 2 KHCO3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Mn(NO3)2 + NaOH = Mn(OH)2 + NaNO3 =>
Mn(NO3)2 + 2 NaOH = Mn(OH)2 + 2 NaNO3
LiNO2 = Li + NO2 =>
LiNO2 = Li + NO2
ZnSO4 + LiCl = ZnCl2 + Li2SO4 =>
ZnSO4 + 2 LiCl = ZnCl2 + Li2SO4
Si + O2 = Si2O6 =>
2 Si + 3 O2 = Si2O6
K2O + H2Co3 = K2Co3 + H2O =>
K2O + H2Co3 = K2Co3 + H2O
K(s) + HCl(aq) = KCl + H2 =>
2 K(s) + 2 HCl(aq) = 2 KCl + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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Équations équilibrées sur12/16/24
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