CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Beryllium oxide is an odorless white solid. Sinks in water. (USCG, 1999) |
|---|---|
| Color/Form | White hexagonal crystals |
| Odor | Odorless |
| Boiling Point | 3787 °C |
| Melting Point | 2578 °C |
| Solubility | Insoluble in water; slightly soluble in acid and alkali solutions |
| Density | 3 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Stability/Shelf Life | Stable under recommended storage conditions. |
| Refractive Index | Index of refraction: 1.719, 1.733 |
| Other Experimental Properties | After ignition it is almost insoluble in water, concentrated acids or solutions of fixed alkali hydroxides |
| Chemical Classes | Metals -> Beryllium Compounds, Inorganic |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H330:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H372:Specific target organ toxicity, repeated exposure |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 25.012 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 25.0070977 g/mol |
| Monoisotopic Mass | 25.0070977 g/mol |
| Topological Polar Surface Area | 17.1 Ų |
| Heavy Atom Count | 2 |
| Formal Charge | 0 |
| Complexity | 2 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Beryllium oxide is an odorless white solid. Sinks in water. (USCG, 1999)