| Ordnungszahl: |
6 |
| Name: |
Carbon |
| Namensursprung: |
Latin: carbo, (charcoal). |
| Entdeckung: |
Known to the ancients |
| Beschreibung: |
Allotropic forms include diamonds and graphite. Sixth most abundant element in the universe. |
| Vorkommen: |
Made by burning organic compounds with insufficient oxygen. |
| Verwendung: |
For making steel, in filters, and many more uses. Radiocarbon dating uses the C14 isotope to date old objects. |
| Gruppe: |
Non-Metal |
| Atomgewicht: |
12.011 |
| Schmelzpunkt: |
3825°C (Sublimes) |
| Siedepunkt: |
4827°C |
| Dichte bei 293 K: |
2.62 g/cm³ |
| Aggregatszustand bei Raumtemperatur: |
Solid |
| Schalen: |
2,4 |
| Orbitale: |
[He] 2s2 2p2 |
| Valenzen: |
2,3,4 |
| 1. Ionisierungs- potential: |
11.2603 V |
| 2. Ionisierungs- potential: |
24.383 V |
| 3. Ionisierungs- potential: |
47.887 V |
| Atomradius: |
0.91 Å |
| Spezifische Wärme: |
0.71 J/gK |
| Verdampfungswärme: |
355.80 kJ/mol |
| Schmelzwärme: |
-- |
| Thermischer Ausdehnungskoeffizient: |
1.0 10-6 K-1 |
| Röntgenemission Energie / Wellenlänge: |
| |
KA |
KB |
LA |
LB |
MA |
MB |
|
|
|
| eV |
277.372 |
0 |
0 |
0 |
0 |
0 |
|
|
|
| Å |
44.7 |
0 |
0 |
0 |
0 |
0 |
|
|
|
|
| Röntgenabsorption Energie / Wellenlänge: |
| |
K |
L-I |
L-II |
L-III |
M-I |
M-II |
M-III |
M-IV |
M-V |
| eV |
283.84 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Å |
43.6814 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
| Röntgen Fluoreszenz Ausbeute: |
| |
KA |
KB |
LA |
LB |
MA |
MB |
|
|
|
| |
0.2% |
0% |
0% |
0% |
0% |
0% |
|
|
|
|
| Nuklide: |
| |
Anteil |
Gewicht |
Spin |
Halbwertszeit |
Zerfallsmodus |
| C11 |
0% |
11 |
3/2 |
20.3m |
β+ |
| C12 |
98.892% |
12 |
0 |
|
Stable |
| C13 |
1.108% |
13.0034 |
1/2 |
|
Stable |
| C14 |
0% |
14.0032 |
0 |
5730y |
β- |
| C15 |
0% |
15 |
1/2 |
2.45s |
β- |
|
