| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 2 HCl = 2 AlCl + H2
HC2H3O2 + K2CO3 = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
I2O5 + CO = I + CO3 =>
2 I2O5 + 5 CO = 4 I + 5 CO3
I2O5 + CO = I + CO2 =>
I2O5 + 5 CO = 2 I + 5 CO2
CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl
HC2H3O2 + K2CO3 = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
H2O + NaNO2 = HNO2 + NaOH =>
H2O + NaNO2 = HNO2 + NaOH
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + NaCl(aq) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaCl(aq)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + NaOH = H2O + Na3N =>
NH3 + 3 NaOH = 3 H2O + Na3N
PbO2 + KI + H2O = PbI2 + KOH + I2 =>
PbO2 + 4 KI + 2 H2O = PbI2 + 4 KOH + I2
H + HNO3 = N2O + H2O =>
8 H + 2 HNO3 = N2O + 5 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
SiCl + Cl2 = SiCl4 =>
2 SiCl + 3 Cl2 = 2 SiCl4
Fe + O2 = FeO2 =>
Fe + O2 = FeO2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
MgCO3(s) = MgO(s) + CO2(g) =>
MgCO3(s) = MgO(s) + CO2(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SiCl + Cl2 = SiCl4 =>
2 SiCl + 3 Cl2 = 2 SiCl4
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
SiCl + Cl2 = SiCl4 =>
2 SiCl + 3 Cl2 = 2 SiCl4
H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
SiCl + Cl2 = SiCl4 =>
2 SiCl + 3 Cl2 = 2 SiCl4
MG(s) + O2(g) = MGO(s) =>
2 MG(s) + O2(g) = 2 MGO(s)
SiCl + Cl2 = SiCl4 =>
2 SiCl + 3 Cl2 = 2 SiCl4
Sb2S3(s) + HCl(aq) = SbCl3(s) + H2S(g) =>
Sb2S3(s) + 6 HCl(aq) = 2 SbCl3(s) + 3 H2S(g)
Ba(HCO3)2 + H3PO4 = Ba3(PO4)2 + H2O + CO2 =>
3 Ba(HCO3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O + 6 CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CO2 + H2O = C6H12O6 + O6 =>
6 CO2 + 6 H2O = C6H12O6 + 2 O6
H2SeO4 + Ca(OH)2 = CaSeO4 + H2O =>
H2SeO4 + Ca(OH)2 = CaSeO4 + 2 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H20 =>
10 Na2S2O3 + 20 HCl = 20 NaCl + 15 SO2 + 5 S + H20
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C3H8 + O2 = CO2 + H2 =>
C3H8 + 3 O2 = 3 CO2 + 4 H2
CuFeS2 + O2 = SO2 + CuO + FeO =>
CuFeS2 + 3 O2 = 2 SO2 + CuO + FeO
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Fe3O4 = FeO + O2 =>
2 Fe3O4 = 6 FeO + O2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
S2Cl2 + H2O = H2SO3 + HCl + S =>
2 S2Cl2 + 3 H2O = H2SO3 + 4 HCl + 3 S
CuO + NH3 = N2 + H2O + Cu =>
3 CuO + 2 NH3 = N2 + 3 H2O + 3 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/23/19
Équations équilibrées sur06/22/18
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