Dinatriumoxid
Bezeichnung:Dinatriumoxid
CAS-Nr1313-59-3
Englisch Name:Sodium oxide
CBNumberCB4149921
SummenformelNa2O
Molgewicht61.98
MOL-Datei1313-59-3.mol
Synonyma
Dinatriumoxid
Natriummonoxid
Dinatriummonoxid
Dinatriumoxid physikalisch-chemischer Eigenschaften
Schmelzpunkt | >400°C | ||||||||||||||
Siedepunkt | sublimes at 1274℃ [HAW93] | ||||||||||||||
Dichte | 2.27 g/mL at 25 °C (lit.) | ||||||||||||||
Dampfdruck | 0Pa at 20℃ | ||||||||||||||
Löslichkeit | reacts with H2O | ||||||||||||||
Aggregatzustand | Beads | ||||||||||||||
Farbe | White to gray | ||||||||||||||
Wichte | 2.27 | ||||||||||||||
Wasserlöslichkeit | Soluble in water. | ||||||||||||||
Sensitive | Air & Moisture Sensitive | ||||||||||||||
Crystal Structure | Reverse CaF2 type | ||||||||||||||
crystal system | Cube | ||||||||||||||
Merck | 14,8651 | ||||||||||||||
Space group | Fm3m | ||||||||||||||
Lattice constant |
|
||||||||||||||
Stabilität | Stable. Reacts violently with water, acids and with many other compounds. Store under dry inert gas. May lead to fire in contact with combustible material. | ||||||||||||||
CAS Datenbank | 1313-59-3(CAS DataBase Reference) | ||||||||||||||
EPA chemische Informationen | Sodium oxide (1313-59-3) |
Kennzeichnung gefährlicher | O,C |
R-Sätze: | 8-14-35-34 |
S-Sätze: | 8-27-39-43-45-36/37/39-26 |
RIDADR | UN 3085 5.1/PG 1 |
WGK Germany | 1 |
TSCA | Yes |
HazardClass | 8 |
PackingGroup | II |