| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Na2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 11 H2O
Cu(NO3)2 + PbS = CuS + Pb(NO3)2 =>
Cu(NO3)2 + PbS = CuS + Pb(NO3)2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Mg3N2 + K2O = MgO + K3N =>
Mg3N2 + 3 K2O = 3 MgO + 2 K3N
MnO4{-} + Br{-}{-} + H{+} = Mn{2+} + Br + H2O =>
MnO4{-} + 5 Br{-}{-} + 8 H{+} = Mn{2+} + 5 Br + 4 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaOH + Al + H2O = NaAl(OH)4 + H2 =>
2 NaOH + 2 Al + 6 H2O = 2 NaAl(OH)4 + 3 H2
RaO + Cl2O3 = RaClO2 + O =>
2 RaO + Cl2O3 = 2 RaClO2 + O
AlN + KOH + H2O = Al(OH)3 + KNO3 + H2 =>
AlN + KOH + 5 H2O = Al(OH)3 + KNO3 + 4 H2
C7H6O2 + NaOH = C7H5O2Na + H2O =>
C7H6O2 + NaOH = C7H5O2Na + H2O
LiCO3(s) + HCl(aq) = LiCl2(s) + H2O(l) + CO2(g) =>
LiCO3(s) + 2 HCl(aq) = LiCl2(s) + H2O(l) + CO2(g)
Zn + NaOH + NaNO3 = NH3 + Na2ZnO2 + H2O =>
4 Zn + 7 NaOH + NaNO3 = NH3 + 4 Na2ZnO2 + 2 H2O
HNO3 + Ag + HCl = AgCl + H2O + NO =>
HNO3 + 3 Ag + 3 HCl = 3 AgCl + 2 H2O + NO
GaCl3 + F2 = GaF3 + Cl2 =>
2 GaCl3 + 3 F2 = 2 GaF3 + 3 Cl2
Hg(OH)2 + HClO3 = Hg(ClO3)2 + H2O =>
Hg(OH)2 + 2 HClO3 = Hg(ClO3)2 + 2 H2O
CaCO3 + CH3COOH = Ca(CH3COO0) + CO2 + H2O =>
8 CaCO3 + 9 CH3COOH = 8 Ca(CH3COO0) + 10 CO2 + 6 H2O
MnO2 + Zn + NH4{+} = Mn2O3 + Zn{2+} + NH3 + H2O =>
2 MnO2 + Zn + 2 NH4{+} = Mn2O3 + Zn{2+} + 2 NH3 + H2O
HNO3 + SrO = Sr(NO3)2 + H2O =>
2 HNO3 + SrO = Sr(NO3)2 + H2O
C2H4NH2COOH + O2 = CO2 + H2O + N2 =>
4 C2H4NH2COOH + 15 O2 = 12 CO2 + 14 H2O + 2 N2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al + CuF2 = AlF3 + Cu =>
2 Al + 3 CuF2 = 2 AlF3 + 3 Cu
Mg(s) + NaF(s) = MgF2(s) + Na(s) =>
Mg(s) + 2 NaF(s) = MgF2(s) + 2 Na(s)
CuF2 + H2SO4 = CuSO4 + HF =>
CuF2 + H2SO4 = CuSO4 + 2 HF
Al(OH)3 + HSCN = Al(SCN)3 + H2O =>
Al(OH)3 + 3 HSCN = Al(SCN)3 + 3 H2O
Na3PO4(s) + Ca(NO3)2(s) = Ca3(PO4)2(s) + NaNO3(aq) =>
2 Na3PO4(s) + 3 Ca(NO3)2(s) = Ca3(PO4)2(s) + 6 NaNO3(aq)
CH2CH2 + HBr = CH3CH2Br =>
CH2CH2 + HBr = CH3CH2Br
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Ca(OH)2 + NaHCO3 = NaOH + Ca(HCO3)2 =>
Ca(OH)2 + 2 NaHCO3 = 2 NaOH + Ca(HCO3)2
HCHO + NH3 = C6H12N4 + H2O =>
6 HCHO + 4 NH3 = C6H12N4 + 6 H2O
CaCO3 + HC1 = CaC2 + H2O + CO2 =>
CaCO3 + 2 HC1 = CaC2 + H2O + CO2
Sm2O3 + HCl + H2O = SmCl3*6H2O =>
Sm2O3 + 6 HCl + 9 H2O = 2 SmCl3*6H2O
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
SiHCl4 = Si + HCl + SiCl4 =>
4 SiHCl4 = Si + 4 HCl + 3 SiCl4
NaOCl + Hg = NaCl + HgO =>
NaOCl + Hg = NaCl + HgO
Sn(NO3)2 = NO + O2 + SnO =>
2 Sn(NO3)2 = 4 NO + 3 O2 + 2 SnO
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ag2SO3 + H2SO4 = Ag2SO4 + H2O + SO2 =>
Ag2SO3 + H2SO4 = Ag2SO4 + H2O + SO2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CuCl + HNO3 = Cu(NO3)2 + NO2 + H2O + Cl2 =>
2 CuCl + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O + Cl2
Fe(III)PO4 + Na2SO4 = Fe(III)SO4 + Na2PO4 =>
Fe(III)PO4 + Na2SO4 = Fe(III)SO4 + Na2PO4
C6H6 + KMnO4 + H2O = C6H12O6 + MnO2 + KOH =>
C6H6 + 2 KMnO4 + 4 H2O = C6H12O6 + 2 MnO2 + 2 KOH
CO(NH2)2 = CO + NH2 =>
CO(NH2)2 = CO + 2 NH2
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
HNO3 + Mg(NO3)2 = HMg + NO3 =>
HNO3 + Mg(NO3)2 = HMg + 3 NO3
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Si3 + NH3 = Si3N4 + H2 =>
Si3 + 4 NH3 = Si3N4 + 6 H2
Fe2(SO4)3 + HNO3 = Fe(NO3)3 + H2(SO4) =>
Fe2(SO4)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2(SO4)
Na2S2O5 + H2O2 = Na2SO4 + H2SO4 + H2O =>
Na2S2O5 + 2 H2O2 = Na2SO4 + H2SO4 + H2O
K2CO3 + MgI2 = KI + MgCO3 =>
K2CO3 + MgI2 = 2 KI + MgCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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