| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe2O = 4 Fe + O2
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
H3PO4 + Mg = MgPO4 + H2 =>
2 H3PO4 + 2 Mg = 2 MgPO4 + 3 H2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
O2 + Fe = Fe2O3 =>
3 O2 + 4 Fe = 2 Fe2O3
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
O2 + Fe = Fe2O3 =>
3 O2 + 4 Fe = 2 Fe2O3
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3CH2CH2OH + O2 = CO2 + H2O =>
2 CH3CH2CH2OH + 9 O2 = 6 CO2 + 8 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Cr + Cl = CrCl3 =>
Cr + 3 Cl = CrCl3
O + Fe = FeO3 =>
3 O + Fe = FeO3
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
O + Fe = FeO3 =>
3 O + Fe = FeO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
Br2 + O2 = Br2O5 =>
2 Br2 + 5 O2 = 2 Br2O5
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C6H5CHO + MnO4{-} + H{+} = Mn{2+} + CO2 + H2O =>
5 C6H5CHO + 32 MnO4{-} + 96 H{+} = 32 Mn{2+} + 35 CO2 + 63 H2O
Mg + Ca(NO3)2 = Mg(NO3)2 + Ca =>
Mg + Ca(NO3)2 = Mg(NO3)2 + Ca
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
O + Fe = Fe2O3 =>
3 O + 2 Fe = Fe2O3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
O + Fe = Fe2O3 =>
3 O + 2 Fe = Fe2O3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
P4(s) + Cl2(g) = PCl3(l) =>
P4(s) + 6 Cl2(g) = 4 PCl3(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/06/21
Équations équilibrées sur05/06/20
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