| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + O2 = 2 SO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Al4C3 + Cl2 = CCl4 + AlCl3 =>
Al4C3 + 12 Cl2 = 3 CCl4 + 4 AlCl3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HCl + Fe = FeCl3 + H2 =>
6 HCl + 2 Fe = 2 FeCl3 + 3 H2
A2 + B2 = AB3 =>
A2 + 3 B2 = 2 AB3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
PbO + C = CO2 + Pb =>
2 PbO + C = CO2 + 2 Pb
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Fe(OH)3 + Br2 + KOH = K2FeO4 + H2O + KBr =>
2 Fe(OH)3 + 3 Br2 + 10 KOH = 2 K2FeO4 + 8 H2O + 6 KBr
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
PB(NO3)2 = PBO + NO2 + O2 =>
2 PB(NO3)2 = 2 PBO + 4 NO2 + O2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NO + CO = N + CO2 =>
NO + CO = N + CO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2 =>
CH3CH2COOH + NaHCO3 = CH3CH2COONa + H2O + CO2
C2 + B2 = CB3 =>
C2 + 3 B2 = 2 CB3
C3H7OH + Na = C3H7ONa + H2 =>
2 C3H7OH + 2 Na = 2 C3H7ONa + H2
Br2 + OH{-} = BrO3{-} + Br{-} + H2O =>
3 Br2 + 6 OH{-} = BrO3{-} + 5 Br{-} + 3 H2O
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/31/20
Équations équilibrées sur04/30/19
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