94, Plutonium (Pu)

Pluto (röm. Mythologie), Planetoid Pluto

Säure-Base-Verhalten:

         
  Pm Sm Eu  
  Np Pu Am  
   
         
   
 
   
   
   
   
   

pKS-Werte von Säure-Base-Paaren (HA + H2O ↔ H3O+ + A-) :

Säurename Formel pKS-Wert Basenname Formel pKB-Wert

Plutonium(III)-Ion Pu3+ 7.22 Hydroxo-Plutonium(III)-Ion Pu(OH)2+ 6.78
Hydroxo-Plutonium(III)-Ion Pu(OH)2+ 7.88 Dihydroxo-Plutonium(III)-Ion Pu(OH)2+ 6.12
Dihydroxo-Plutonium(III)-Ion Pu(OH)2+ 11.1 Plutonium(III)hydroxid Pu(OH)3 2.9

Plutonium(IV)-Ion Pu4+ 0.05 Hydroxo-Plutonium(IV)-Ion Pu(OH)3+ 13.95
Hydroxo-Plutonium(IV)-Ion Pu(OH)3+ 0.44 Dihydroxo-Plutonium(IV)-Ion Pu(OH)22+ 13.56
Dihydroxo-Plutonium(IV)-Ion Pu(OH)22+ 3.12 Trihydroxo-Plutonium(IV)-Ion Pu(OH)3+ 10.88
Trihydroxo-Plutonium(IV)-Ion Pu(OH)3+ 6.70 Plutonium(IV)hydroxid Pu(OH)4 7.3

Plutonyl(V)-Ion PuO2+ 9.7 Plutonyl(V)hydroxid PuO2(OH) 4.3

Plutonyl(VI)-Ion PuO22+ 3.33 Hydroxo-Plutonyl(VI)-Ion PuO2(OH)+ 10.67
Hydroxo-Plutonyl(VI)-Ion PuO2(OH)+ 4.05 Plutonyl(VI)hydroxid PuO2(OH)2 9.95