| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + NHO3 = CH3NO3 + H2
H3C6H5O7 + OH = H4C6O6 + H2O =>
H3C6H5O7 + 2 OH = H4C6O6 + 3 H2O
Cr + HMnO4 = Cr(MnO4)6 + H2 =>
Cr + 6 HMnO4 = Cr(MnO4)6 + 3 H2
P + Mg = PMg3 =>
P + 3 Mg = PMg3
CrCl3 + Na2O = Cr2O3 + NaCl =>
2 CrCl3 + 3 Na2O = Cr2O3 + 6 NaCl
CrSO4 + CuSO4 = Cr2(SO4)3 + Cu =>
2 CrSO4 + CuSO4 = Cr2(SO4)3 + Cu
PbO2 + H2 = Pb(OH)2 =>
PbO2 + H2 = Pb(OH)2
CuS + KCl = CuCl2 + K2S =>
CuS + 2 KCl = CuCl2 + K2S
C15H22 + O2 = CO2 + H2O =>
2 C15H22 + 41 O2 = 30 CO2 + 22 H2O
K2Cr2O7(aq) + KI(aq) + H2SO4(aq) = I2(g) + K2SO4(aq) + Cr2(SO4)3(aq) + H2O(l) =>
K2Cr2O7(aq) + 6 KI(aq) + 7 H2SO4(aq) = 3 I2(g) + 4 K2SO4(aq) + Cr2(SO4)3(aq) + 7 H2O(l)
Ag + H2O = Ag{+} + OH{-} + H2 =>
2 Ag + 2 H2O = 2 Ag{+} + 2 OH{-} + H2
Na2CO3 + Cl2 = NaCl + CO2 + O2 =>
2 Na2CO3 + 2 Cl2 = 4 NaCl + 2 CO2 + O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + H2SO4(conc) = ZnSO4 + H2 =>
Zn + H2SO4(conc) = ZnSO4 + H2
CaO + SnO2 = Sn2 + CaO2 =>
4 CaO + 2 SnO2 = Sn2 + 4 CaO2
NaCl2 + H2O = NaCl2*6H2O =>
NaCl2 + 6 H2O = NaCl2*6H2O
Be + NaOH + H2O = Na2Be2O3 + H2 =>
2 Be + 2 NaOH + H2O = Na2Be2O3 + 2 H2
MnO2 + N2H4 = Mn3O4 + NO2 + OH =>
12 MnO2 + N2H4 = 4 Mn3O4 + 2 NO2 + 4 OH
(b)AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2(b)AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Li + LiOH = Li2OH =>
Li + LiOH = Li2OH
Cu2O = Cu + O2 =>
2 Cu2O = 4 Cu + O2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
NH4Cl + Fe(NO3)3 = (NH4)(NO3) + FeCl3 =>
3 NH4Cl + Fe(NO3)3 = 3(NH4)(NO3) + FeCl3
SiO2 + CaF2 + HCl = CaCl2 + SiF4 + H2O =>
SiO2 + 2 CaF2 + 4 HCl = 2 CaCl2 + SiF4 + 2 H2O
NaCl(s) = Na{+}(aq) + Cl{-}(aq) =>
NaCl(s) = Na{+}(aq) + Cl{-}(aq)
CrSO4 + CuSO4 = Cr2(SO4)3 + Cu =>
2 CrSO4 + CuSO4 = Cr2(SO4)3 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SO3 + BaCl2 = SO2 + BaCl2O =>
SO3 + BaCl2 = SO2 + BaCl2O
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
CrCl3 + Cl2 + KCl + H2O = K2Cr2O7 + HCl =>
2 CrCl3 + 3 Cl2 + 2 KCl + 7 H2O = K2Cr2O7 + 14 HCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
FeCO3 + Mg = MgCO3 + Fe =>
FeCO3 + Mg = MgCO3 + Fe
NO2(g) + H2O(l) = HNO3(ab) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(ab) + NO(g)
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
N2H2 + H2O = NH3 + H2O2 =>
N2H2 + 4 H2O = 2 NH3 + 2 H2O2
Zn(OH)NO3 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)NO3 + HNO3 = Zn(NO3)2 + H2O
H2SO4 + KMnO4 + HNO2 = K2SO4 + MnSO4 + H2O + HNO3 =>
3 H2SO4 + 2 KMnO4 + 5 HNO2 = K2SO4 + 2 MnSO4 + 3 H2O + 5 HNO3
K3PO4 + CuClO3 = KClO3 + Cu3PO4 =>
K3PO4 + 3 CuClO3 = 3 KClO3 + Cu3PO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Mn(OH)2 + HClO + KOH = MnO2 + KCl + H2O =>
Mn(OH)2 + HClO + KOH = MnO2 + KCl + 2 H2O
H2O2 + KBO2 = KBO3 + H2O =>
H2O2 + KBO2 = KBO3 + H2O
P2O5 + NH3 + H2O = (NH4)3PO4 =>
P2O5 + 6 NH3 + 3 H2O = 2(NH4)3PO4
MgCl2 + CuO = MgO + CuCl2 =>
MgCl2 + CuO = MgO + CuCl2
Bi2O3 + Cl2 + KOH = KCl + K3BiO4 + H2O =>
Bi2O3 + 2 Cl2 + 10 KOH = 4 KCl + 2 K3BiO4 + 5 H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
KBr(aq) + Cl2(aq) = KCl(aq) + Br2(aq) =>
2 KBr(aq) + Cl2(aq) = 2 KCl(aq) + Br2(aq)
Mg(NO3)2 + Na2CrO4 = NaNO3 + MgCrO4 =>
Mg(NO3)2 + Na2CrO4 = 2 NaNO3 + MgCrO4
Mn + F = MnF3 =>
Mn + 3 F = MnF3
Cl + NO2 + H2O = HCl + HNO3 =>
Cl + NO2 + H2O = HCl + HNO3
Cd(NH3)4{2+} + H2S + H{+} = CdS + NH4{+} =>
Cd(NH3)4{2+} + H2S + 2 H{+} = CdS + 4 NH4{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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