Beryllium oxide (data page)
This page provides supplementary chemical data on beryllium oxide.
Material Safety Data Sheet
Structure and properties
Structure and properties | |
---|---|
Index of refraction , nD
|
? |
Dielectric constant , εr
|
? ε0 at ? °C |
Bond strength
|
? |
Bond length | ? |
Bond angle
|
? |
Magnetic susceptibility | ? |
Thermodynamic properties
Phase behavior | |
---|---|
Triple point | ? K (? °C), ? Pa |
Critical point | ? K (? °C), ? Pa |
Std enthalpy change , ΔfusHof fusion |
? kJ/mol knnkm;k |
Std entropy change , ΔfusSof fusion |
? J/(mol·K) |
Std enthalpy change , ΔvapHof vaporization |
? kJ/mol |
Std entropy change , ΔvapSof vaporization |
? J/(mol·K) |
Solid properties | |
Std enthalpy change , ΔfHof formation |
-609.4 kJ/mol |
Standard molar entropy, S |
13.8 J/(mol K) |
Heat capacity, cp | 25.6 J/(mol K) |
Liquid properties | |
Std enthalpy change , ΔfHof formation |
? kJ/mol |
Standard molar entropy, S | |
Gas properties | |
Std enthalpy change , ΔfHof formation |
? kJ/mol |
Standard molar entropy, S |
? J/(mol K) |
Heat capacity, cp | ? J/(mol K) |
Spectral data
UV-Vis
| |
---|---|
λmax
|
? nm |
Extinction coefficient , ε
|
? |
IR | |
Major absorption bands | ? cm−1 |
NMR
| |
Proton NMR
|
|
Carbon-13 NMR
|
|
Other NMR data | |
MS
| |
Masses of main fragments |
References
This box:
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.