| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + O = NaO =>
Na + O = NaO
Na + O2 = NaO2 =>
Na + O2 = NaO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na + O2 = NaO2 =>
Na + O2 = NaO2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaO + H20 = CaOH =>
20 CaO + H20 = 20 CaOH
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KBr2 + CaF = CaBr + KF2 =>
KBr2 + 2 CaF = 2 CaBr + KF2
NaHCO3 + HCI = NaCI + CO2 + H2O =>
NaHCO3 + HCI = NaCI + CO2 + H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
KClO4 + HCl = KCl + Cl2 + H2O =>
KClO4 + 8 HCl = KCl + 4 Cl2 + 4 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
H2SO4 + NH4OH = (NH4)2SO4 + H2O =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NH3 + CuO = Cu + H2O + N2 =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
NaHCO3 + H2SO4 = Na2SO4 + H2CO3 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2CO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O
BaCl2 + CuSO4 = BaSO4 + CuCl2 =>
BaCl2 + CuSO4 = BaSO4 + CuCl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaI + Br2 = NaBr + I =>
2 NaI + Br2 = 2 NaBr + 2 I
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Zn(s) + HCl(aq) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2(aq)
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
Mn{+2} + Cu{+2} + H2O = MnO4{-} + H{+} + Cu{+} =>
Mn{+2} + 5 Cu{+2} + 4 H2O = MnO4{-} + 8 H{+} + 5 Cu{+}
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
NaBH4 + HCl = H2 + NaBCl4 =>
NaBH4 + 4 HCl = 4 H2 + NaBCl4
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cu2 + O2 = CuO =>
Cu2 + O2 = 2 CuO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
| 1 2 3 4 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/21/11
Équations équilibrées sur02/20/10
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