| Équations équilibrées la veille | Équations équilibrées le lendemain |
C4H8 = C3H4 + CH4
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg + HCl = Mg2Cl + H =>
2 Mg + HCl = Mg2Cl + H
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + Cl2 + H2O =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + Cl2 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg + HCl = MgCl3 + H =>
Mg + 3 HCl = MgCl3 + 3 H
(CH3(CH2)CH3) + O2 = CO2 + H2O =>
(CH3(CH2)CH3) + 5 O2 = 3 CO2 + 4 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
C3H8 + Cl2 = C3H7Cl + HCl =>
C3H8 + Cl2 = C3H7Cl + HCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
MgCl2 + NH4OH = NH4Cl2 + MgOH =>
MgCl2 + NH4OH = NH4Cl2 + MgOH
Pb3O4 + HCl = PbCl2 + H2O + HCl2 =>
Pb3O4 + 10 HCl = 3 PbCl2 + 4 H2O + 2 HCl2
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
C4H8 = C4H6 + H2 =>
C4H8 = C4H6 + H2
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + H20 + Na2SO4 =>
20 KMnO4 + 30 H2SO4 + 80 Na2SO3 = 20 MnSO4 + 10 K2SO4 + 3 H20 + 80 Na2SO4
Mn(OH)2 = MnO + H2O =>
Mn(OH)2 = MnO + H2O
MnO2 + H2 = MnO + H2O =>
MnO2 + H2 = MnO + H2O
SnO + H2SO4 = SnSO4 + H2O =>
SnO + H2SO4 = SnSO4 + H2O
Cu{2+} + I{-} = CuI + I2 =>
2 Cu{2+} + 4 I{-} = 2 CuI + I2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
MnO4{+} + SO3{2-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{+} + 7 SO3{2-} + 2 H{+} = 2 Mn{2+} + 7 SO4{2-} + H2O
NH3 + Cl2 = NH4Cl + N2 =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
Na2SO4 + Ba(NO3)2 = NaNO3 + Ba2(SO4)2 =>
2 Na2SO4 + 2 Ba(NO3)2 = 4 NaNO3 + Ba2(SO4)2
Na2SO3 + KClO3 + H2SO4 = Na2SO4 + Cl2 + K2SO4 + H2O =>
5 Na2SO3 + 2 KClO3 + H2SO4 = 5 Na2SO4 + Cl2 + K2SO4 + H2O
Ca(ClO)2 + HCl = CaCl2 + Cl2 + H2O =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 Cl2 + 2 H2O
P2O5(s) + H2O(l) = H3PO4(aq) =>
P2O5(s) + 3 H2O(l) = 2 H3PO4(aq)
Al3 + O2 = Al2O3 =>
4 Al3 + 9 O2 = 6 Al2O3
AlBr + AgNO3 = Al(NO3) + AgBr =>
AlBr + AgNO3 = Al(NO3) + AgBr
Cd(OH)2 + HNO3 = Cd(NO3)2 + H2O =>
Cd(OH)2 + 2 HNO3 = Cd(NO3)2 + 2 H2O
KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 6 H2O + 5 O2
C3H4 = C6H6 + H2 =>
2 C3H4 = C6H6 + H2
Mn2O3 + HCl = MnCl2 + Cl2 + H2O =>
Mn2O3 + 6 HCl = 2 MnCl2 + Cl2 + 3 H2O
Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4NO3(aq) = N2O(g) + H2O(l) =>
NH4NO3(aq) = N2O(g) + 2 H2O(l)
Mn2O3 + H2SO4 = MnO2 + MnSO4 + H2O =>
Mn2O3 + H2SO4 = MnO2 + MnSO4 + H2O
C4H8 = C7H8 + H2 =>
7 C4H8 = 4 C7H8 + 12 H2
Mn2O3 + H2SO4 = Mn2(SO4)3 + H2O =>
Mn2O3 + 3 H2SO4 = Mn2(SO4)3 + 3 H2O
MgCrO4 + HC2H3O2 = Mg + Cr2O7 + C2H3O2 + H2O =>
2 MgCrO4 + 2 HC2H3O2 = 2 Mg + Cr2O7 + 2 C2H3O2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg3N2(s) + H2O(l) = Mg(OH)2(aq) + NH3(aq) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(aq) + 2 NH3(aq)
CdCl2 + NaOH = Cd(OH)2 + NaCl =>
CdCl2 + 2 NaOH = Cd(OH)2 + 2 NaCl
MnO2 + KNO3 + KOH = K2MnO4 + KNO2 + H2O =>
MnO2 + KNO3 + 2 KOH = K2MnO4 + KNO2 + H2O
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
MnO2 + KNO3 + KOH = K3MnO4 + KNO2 + H2O =>
2 MnO2 + KNO3 + 6 KOH = 2 K3MnO4 + KNO2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/19/14
Équations équilibrées sur10/19/13
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