| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Cr{3+} + 6 BrO3{-} + 17 H2O = 5 Cr2O7{2-} + 34 H{+} + 3 Br2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
MnO4{-} + (CO2H)2 + H{+} = Mn{+2} + H2O + CO2 =>
2 MnO4{-} + 5(CO2H)2 + 6 H{+} = 2 Mn{+2} + 8 H2O + 10 CO2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
MnO4{-} + Fe{+2)+H{+} = Mn{+2}+Fe{+3}+H2O =>
MnO4{-} + 5 Fe{+2)+8H{+} = Mn{+2}+5Fe{+3}+4H2O
(CO2H)2 + Cr2O7{-2} + H{+} = Cr{+3} + CO2 + H2O =>
3(CO2H)2 + Cr2O7{-2} + 8 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
H2O2 + Fe{+2} + H{+} = Fe{+3} + H2O =>
H2O2 + 2 Fe{+2} + 2 H{+} = 2 Fe{+3} + 2 H2O
Cr{+3} + BrO3{-} + H2O = Cr2O7{-2} + H{+} + Br2 =>
10 Cr{+3} + 6 BrO3{-} + 17 H2O = 5 Cr2O7{-2} + 34 H{+} + 3 Br2
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KMnO4 + FeSO4 = FeMnO4 + KSO4 =>
KMnO4 + FeSO4 = FeMnO4 + KSO4
K{1+}MnO4 + Fe{2+}SO4 = Fe{1+}MnO4 + K{2+}SO4 =>
K{1+}MnO4 + Fe{2+}SO4 = Fe{1+}MnO4 + K{2+}SO4
PbCl2 + K2CrO4 = KCl + Pb + CrO4 =>
PbCl2 + K2CrO4 = 2 KCl + Pb + CrO4
PbCl2 + K2CrO4 = KCl + Pb2 + CrO4 =>
2 PbCl2 + 2 K2CrO4 = 4 KCl + Pb2 + 2 CrO4
Ca(NO3)2 + NaOH = Ca(OH)2 + NaNO3 =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NaNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C + O = CO =>
C + O = CO
H + I = HI =>
H + I = HI
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
O + H = H2O =>
O + 2 H = H2O
H + O = HO5 =>
H + 5 O = HO5
KBr = K + Br =>
KBr = K + Br
KBr = K + Br2 =>
2 KBr = 2 K + Br2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Na + P = Na3P =>
3 Na + P = Na3P
C6H14 = C + H2 =>
C6H14 = 6 C + 7 H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
Fe2 + O2 = FeO2 =>
Fe2 + 2 O2 = 2 FeO2
O2 + Cl2 = OCl6 =>
O2 + 6 Cl2 = 2 OCl6
Mg + N2 = Mg3N6 =>
3 Mg + 3 N2 = Mg3N6
C + H2 = C26H54 =>
26 C + 27 H2 = C26H54
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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