| Eegenskapen |
| |
| Algemian |
| Nööm, Symbool, Numer | Germaanium, Ge, 32 |
| Seerie | Hualewmetal |
| Skööl, Periode, Blook | 14, 4, p |
| Klöör, Skak | grä-witj |
| CAS-Numer | 7440-56-4 |
| Uundial | 5,6 ppm |
| Atomaar |
| Atoommase | 72,63 u |
| Atoomraadius (bereegent) | 125 (125) pm |
| Kovalent-Raadius | 122 pm |
| Van der Waals-Raadius | 211 pm |
| Elektroonen | [Ar] 3d10 4s2 4p2 |
| Energii | 5,0 eV |
| 1. Ionisiarang | 762 kJ/mol |
| 2. Ionisiarang | 1537,5 kJ/mol |
| 3. Ionisiarang | 3302,1 kJ/mol |
| 4. Ionisiarang | 4411 kJ/mol |
| Füsikaalisk |
| Tustant | fääst |
| Kristal | Diamantstruktuur |
| Sachthaid | 5,323 g/cm3 (20 °C) |
| Hardhaid | 6,0 |
| Magnetismus | diamagneetisk ( = −7,1 · 10−5) |
| Smoltponkt | 1211,4 K (938,3 °C) |
| Köögponkt | 3103 K K (2830 °C) |
| Molaar Rüm | 13,63 · 10−6 m3/mol |
| Dampwaremk | 330 kJ/mol kJ/mol |
| Smoltwaremk | 31,8 kJ/mol |
| Faard faan a tuun | 5400 m/s bi 293,15 K |
| Waremk | 308,3 J/(kg · K) |
| Elektrisk struumfeerang | ca. 2,1 A/(V · m) bi 300 K |
| Waremkfeerang | 60 W/(m · K) |
| Cheemisk |
| Oksidatsionstustant | −4, 2, 4 |
| Oksiiden | GeO2 |
| Sür of baasisk | amfoteer |
| Normoolpotentiaal | 0,247 V (Ge2+ + 2 e− → Ge) |
| Elektronegatiwiteet | 2,01 (Pauling-Skala) |
| Isotoopen |
| Isotoop | NH | t1/2 | Aktiwiteet | Energii (MeV) | Produkt | | 68Ge | {syn.} | 270,8 d | ε | 0,106 | 68Ga | | 69Ge | {syn.} | 39,05 h | ε | 2,227 | 69Ga | | 70Ge | 21,23 % | stabiil | | 71Ge | {syn.} | 11,43 d | ε | 0,229 | 71Ga | | 72Ge | 27,66 % | stabiil | | 73Ge | 7,73 % | stabiil | | 74Ge | 35,94 % | stabiil | | 75Ge | {syn.} | 82,78 min | β− | 1,177 | 75As | | 76Ge | 7,44 % | (1.3±0.4) · 1021 a | β−β− | | 76Se | | 77Ge | {syn.} | 11,30 h | β− | 2,702 | 77As | |
| Muar isotoopen bi List faan isotoopen |
| Seekerhaid |
| |
| Miast wurd SI-ianhaiden brükt. |
Germaanium (faan latiinsk Germania ‚Sjiisklun‘, efter det natsioon faan di wedenskapsmaan, diar't fünjen hää, Clemens Winkler (1838–1904)) as en cheemisk element mä det sümbool Ge an det atoomnumer 32.
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