104, Rutherfordium (Rf)
Ernest Rutherford (neuseeländisch-engl. Atomphysiker) |
Säure-Base-Verhalten:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Säure/Base-Verhalten der Rutherfordium-Oxide: |
|
Reaktionen mit: |
HF 100% |
H2SO4 conc. |
HCl 20% |
CH3COOH 25% |
H2O |
NH3 25% |
NaOH 10% kalt |
NaOH 50% heiß |
NaOH liq. 400°C |
[1]RfO2 |
RfF4 |
Rf(SO4)2 |
RfCl4 |
(CH3COO)4Rf |
Rf(OH)4↓ |
Rf(OH)4↓ |
Na2Rf(OH)6 |
Na2Rf(OH)6 |
Na2RfO3 |
|
Legende: |
Lösung |
|
Unlöslich |
|
sauer → neutral → alkalisch |
|
|
|
|
pKS-Werte von Säure-Base-Paaren (HA + H2O ↔ H3O+ + A-) : |
Säurename |
Formel |
pKS-Wert |
Basenname |
Formel |
pKB-Wert |
|
[2]Rutherfordium(IV)-Ion |
Rf4+ |
1.9 |
Hydroxo-Rutherfordium(IV)-Ion |
Rf(OH)3+ |
12.1 |
Hydroxo-Rutherfordium(IV)-Ion |
Rf(OH)3+ |
2.1 |
Dihydroxo-Rutherfordium(IV)-Ion |
Rf(OH)22+ |
11.9 |
Dihydroxo-Rutherfordium(IV)-Ion |
Rf(OH)22+ |
3.6 |
Trihydroxo-Rutherfordium(IV)-Ion |
Rf(OH)3+ |
10.4 |
Trihydroxo-Rutherfordium(IV)-Ion |
Rf(OH)3+ |
5.3 |
Rutherfordium(IV)hydroxid |
Rf(OH)4 |
8.7 |
|
|