This page uses content from Wikipedia and is licensed under CC BY-SA.

Phosphorus trifluoride (data page)

This page provides supplementary chemical data on phosphorus trifluoride.

Material Safety Data Sheet

Structure and properties

Structure and properties
Index of refraction, nD ?
Abbe number ?
Dielectric constant, εr ? ε0 at ? °C
Bond strength 499 kJ/mol (P–F)
Bond length 156 pm (P–F)
Bond angle 96.3° (F–P–F)
Magnetic susceptibility ?

Thermodynamic properties

Phase behavior
Triple point ? K (? °C), ? Pa
Critical point 271 K (−2 °C), 42.7 atm
Std enthalpy change
of fusion
, ΔfusHo
? kJ/mol
Std entropy change
of fusion
, ΔfusSo
? J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo
? kJ/mol
Std entropy change
of vaporization
, ΔvapSo
? J/(mol·K)
Solid properties
Std enthalpy change
of formation
, ΔfHosolid
? kJ/mol
Standard molar entropy,
Sosolid
? J/(mol K)
Heat capacity, cp ? J/(mol K)
Liquid properties
Std enthalpy change
of formation
, ΔfHoliquid
? kJ/mol
Standard molar entropy,
Soliquid
? J/(mol K)
Heat capacity, cp ? J/(mol K)
Gas properties
Std enthalpy change
of formation
, ΔfHogas
? kJ/mol
Standard molar entropy,
Sogas
? 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

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.