| Équations équilibrées la veille | Équations équilibrées le lendemain |
(CH3)2CHOH + CuO = Cu + H2O + CH3CH2CHO
CH3CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2COOH + Cr2(SO3)4 + Na2SO4 + H2O =>
3 CH3CH2CH2OH + Na2Cr2O7 + 5 H2SO4 = 3 CH3CH2COOH + Cr2(SO3)4 + Na2SO4 + 8 H2O
CaCl2 + H2SO4 = HCl + CaSO4 =>
CaCl2 + H2SO4 = 2 HCl + CaSO4
Zn + Mg(NO3)2 = Zn(NO3)2Mg =>
Zn + Mg(NO3)2 = Zn(NO3)2Mg
MgSO4 + C10H16N2O8 = Mg + NO2 + SO2 + CO2 + H2O =>
12 MgSO4 + C10H16N2O8 = 12 Mg + 2 NO2 + 12 SO2 + 10 CO2 + 8 H2O
K2Cr2O7 + S8 = SO2 + Cr2O3 + K2O =>
16 K2Cr2O7 + 3 S8 = 24 SO2 + 16 Cr2O3 + 16 K2O
MnO2 + H2O2 = Mn(OH)2 + O2 =>
MnO2 + H2O2 = Mn(OH)2 + O2
C3H9O + O2 = CO2 + H2O =>
4 C3H9O + 19 O2 = 12 CO2 + 18 H2O
Na2CO3(aq) + FeBr3(aq) = Fe2(CO3)3 + NaBr =>
3 Na2CO3(aq) + 2 FeBr3(aq) = Fe2(CO3)3 + 6 NaBr
Al2S3 + FeO = Al2O + FeS3 =>
Al2S3 + FeO = Al2O + FeS3
N2H4 = N2 + NH3 =>
3 N2H4 = N2 + 4 NH3
CH3CH2CH2CH3 + HBr = CH3CBr2CH2CH3 + H2 =>
CH3CH2CH2CH3 + 2 HBr = CH3CBr2CH2CH3 + 2 H2
Cu(s) + HNO3(ac) = Cu(NO3)2 + NO2 + H2O =>
Cu(s) + 4 HNO3(ac) = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + (OH)3 = Fe2O3 + H2O =>
2 Fe + 2(OH)3 = Fe2O3 + 3 H2O
Br2 + NiI3 = NiBr + I =>
Br2 + 2 NiI3 = 2 NiBr + 6 I
Cu(NO3)2(aq) + Na2CO3(aq) = CuCO3 + NaNO3 =>
Cu(NO3)2(aq) + Na2CO3(aq) = CuCO3 + 2 NaNO3
NaOH + (NH4)3PO4 = Na3PO4 + H2O + NH3 =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 H2O + 3 NH3
FeSO4 + KNO3 + KOH = Fe3O4 + K2SO4 + NO2 + H2O =>
3 FeSO4 + 2 KNO3 + 4 KOH = Fe3O4 + 3 K2SO4 + 2 NO2 + 2 H2O
Cr2O3 + H2O = Cr2H2O4 =>
Cr2O3 + H2O = Cr2H2O4
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(aq) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + SO2(aq)
Pb + Pb3O4 + H2SO4 = PbSO4 + H2O =>
Pb + Pb3O4 + 4 H2SO4 = 4 PbSO4 + 4 H2O
FeO3 + Al3 = AlO3 + Fe3 =>
3 FeO3 + Al3 = 3 AlO3 + Fe3
SO4 + H = SH + O2 =>
SO4 + H = SH + 2 O2
K2SO4 + PbCl2 = Pb2SO4 + KCl2 =>
K2SO4 + 2 PbCl2 = Pb2SO4 + 2 KCl2
Cu(OH)2 + NH3*H2O = (NH4)2[Cu(OH)4] =>
Cu(OH)2 + 2 NH3*H2O = (NH4)2[Cu(OH)4]
P4 + H2SeO3 + H2O = H2(PHO3) + Se =>
P4 + 3 H2SeO3 + 3 H2O = 4 H2(PHO3) + 3 Se
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + CaCO3 + H2O =>
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + CaCO3 + 2 H2O
(N2Cl4)3 + (CH4)3 = H2 + N2 + (CCl4)3 =>
(N2Cl4)3 + (CH4)3 = 6 H2 + 3 N2 + (CCl4)3
O2 + NaO2 = NaO3 =>
O2 + 2 NaO2 = 2 NaO3
VOCl2 + Sn + HCl = VCl3 + H2O + SnCl =>
VOCl2 + Sn + 2 HCl = VCl3 + H2O + SnCl
Zn + HNO3 = ZnO + HN =>
3 Zn + HNO3 = 3 ZnO + HN
Cu(OH)2 + NH3*H2O = Cu(NH3)4 + OH + H2O =>
Cu(OH)2 + 4 NH3*H2O = Cu(NH3)4 + 2 OH + 4 H2O
H3O + Mg(OH)2 = Mg3O2 + H2O =>
2 H3O + 3 Mg(OH)2 = Mg3O2 + 6 H2O
KI + MnO2 + H2SO4 = I2 + MnSO4 + KHSO4 + H2O =>
2 KI + MnO2 + 3 H2SO4 = I2 + MnSO4 + 2 KHSO4 + 2 H2O
Fe(OH)3 + (NH4)2SO4 = Fe2(SO4)3 + NH4OH =>
2 Fe(OH)3 + 3(NH4)2SO4 = Fe2(SO4)3 + 6 NH4OH
NaCl + Cu(NO3) = NaNO3 + CuCl =>
NaCl + Cu(NO3) = NaNO3 + CuCl
NaIO3 + SO2 + H2O = I2 + Na2SO4 + H2SO4 =>
2 NaIO3 + 5 SO2 + 4 H2O = I2 + Na2SO4 + 4 H2SO4
Pb(NO3)2 + K2(SO4) = PbSO4 + KNO3 =>
Pb(NO3)2 + K2(SO4) = PbSO4 + 2 KNO3
C3H7COOH + CH3OH = C3H7COOCH3 + H2O =>
C3H7COOH + CH3OH = C3H7COOCH3 + H2O
V + H2SO4 = V2(SO4)3 + H2 =>
2 V + 3 H2SO4 = V2(SO4)3 + 3 H2
C2H3CI + O2 = CO4 + H2O + HCI =>
2 C2H3CI + 9 O2 = 4 CO4 + 2 H2O + 2 HCI
Zn(NO3)2(aq) + K2CO3(aq) = ZnCO3 + KNO3 =>
Zn(NO3)2(aq) + K2CO3(aq) = ZnCO3 + 2 KNO3
AI + H3PO4 = AIPO4 + H2 =>
2 AI + 2 H3PO4 = 2 AIPO4 + 3 H2
CH3COOH + CH3CH2CH2CH2OH = CH3COOCH2CH2CH3CH3 + H2O =>
6 CH3COOH + 9 CH3CH2CH2CH2OH = 8 CH3COOCH2CH2CH3CH3 + 5 H2O
Fe(HCO3)2 = Fe2(CO3)2 + H2O + CO2 =>
2 Fe(HCO3)2 = Fe2(CO3)2 + 2 H2O + 2 CO2
Al(OH)3 + (NH4)2SO4 = Al2(SO4)3 + NH4OH =>
2 Al(OH)3 + 3(NH4)2SO4 = Al2(SO4)3 + 6 NH4OH
K(s) + ZnCl2(aq) = Zn(s) + KCl2(aq) =>
K(s) + ZnCl2(aq) = Zn(s) + KCl2(aq)
Zn(HCO3)2 + H2SO4 = ZnSO4 + CO2 + H2O =>
Zn(HCO3)2 + H2SO4 = ZnSO4 + 2 CO2 + 2 H2O
NH4OH + H3P04 = (NH4)3P04 + H2O =>
3 NH4OH + H3P04 = (NH4)3P04 + 3 H2O
Al + HNO3 = Al2(NO3)3 + H2O + NO2 =>
2 Al + 6 HNO3 = Al2(NO3)3 + 3 H2O + 3 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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