| Eegenskapen |
|---|
|
| Algemian |
|---|
| Nööm, Symbool, Numer | Kadmium, Cd, 48 |
| Seerie | Auergungsmetal |
| Skööl, Periode, Blook | 12,5, d |
| Klöör, Skak | salwer-grä metalen |
| CAS-Numer | 7440-43-9 |
| ATC-Code | D11 AC02 |
| Uundial | 0,3 ppm[1] |
| Atomaar[2] |
|---|
| Atoommase | 112,414(4)[3][4]u |
| Atoomraadius (bereegent) | 155 (161)pm |
| Kovalent-Raadius | 144 pm |
| Van der Waals-Raadius | 158 pm |
| Elektroonen | [Kr] 4d10 5s2 |
| Energii | 4,2eV[5] |
| 1. Ionisiarang | 867,8kJ/mol |
| 2. Ionisiarang | 1631,4 kJ/mol |
| Füsikaalisk[2] |
|---|
| Tustant | fest |
| Kristal | hexagonaal |
| Sachthaid | 8,65 g/cm3 (25°C)[6] |
| Hardhaid | 2,0 |
| Magnetismus | diamagneetisk (Χm = −1,9 · 10−5)[7] |
| Smoltponkt | 594,22K (321,07 °C) |
| Köögponkt | 1038 K[8]K (765 °C) |
| Molaar Rüm | 13,00 · 10−6 m3/mol |
| Dampwaremk | 100 kJ/mol[8] kJ/mol |
| Smoltwaremk | 6,2[9] kJ/mol |
| Faard faan a tuun | 2310 m/s bi 293,15 K |
| Elektrisk struumfeerang | 14,3 · 106 A/(V · m) |
| Waremkfeerang | 97W/(m · K) |
| Cheemisk[2] |
|---|
| Oksidatsionstustant | 2 |
| Oksiiden | CdO |
| Sür ofbaasisk | lachtbaasisk |
| Normoolpotentiaal | −0,403V (Cd2+ + 2 e− → Cd) |
| Elektronegatiwiteet | 1,69 (Pauling-Skala) |
| Isotoopen |
|---|
| Isotoop | NH | t1/2 | Aktiwiteet | Energii (MeV) | Produkt |
|---|
| 106Cd | 1,25 % | stabiil | | 107Cd | {syn.} | 6,50h | ε | 1,417 | 107Ag | | 108Cd | 0,89 % | stabiil | | 109Cd | {syn.} | 462,6d | ε | 0,214 | 109Ag | | 110Cd | 12,49 % | stabiil | | 111Cd | 12,8 % | stabiil | | 112Cd | 24,13 % | stabiil | | 113Cd | 12,22 % | 7,7 · 1015a | β− | 0,316 | 113In | | 113mCd | {syn.} | 14,1a | β− | 0,580 | 113In | | 114Cd | 28,73 % | stabiil | | 115Cd | {syn.} | 53,46h | β− | 1,446 | 115In | | 116Cd | 7,49 % | (3,0±0,3) · 1019 a | β−β− | | 116Sn |
|
| Muar isotoopen biList faan isotoopen |
|---|
| NMR-Eegenskapen |
|---|
|
| Seekerhaid |
|---|
|
| Miast wurdSI-ianhaiden brükt. |
