Nitrogen triflouride(data page)

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This page provides supplementary chemical data on nitrogen trifluoride.

Contents 1 Material Safety Data Sheet 2 Structure and properties 3 Thermodynamic properties 4 Spectral data 5 References

[edit] Material Safety Data Sheet

Commercial MSDS:

• Air Liquide MSDS

[edit] Structure and properties

Structure and properties
Index of refraction, nD	?
Abbe number	?
Dielectric constant, εr	? ε0 at ? °C
Bond strength	?
Bond length	?
Bond angle	96.3° (F–N–F)
Magnetic susceptibility	?

[edit] Thermodynamic properties

Phase behavior
Triple point	? K (? °C), ? Pa
Critical point	233.95 K (−39.2 °C), 45.28 bar
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	163.02 kJ/kg (1.013 bar at boiling point)
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	0.053 kJ/(mol K) (1 bar and 25 °C)
Specific Gravity	2.46 (air = 1) (1.013 bar and 21 °C)
Specific Volume	0.34 m³/kg (1.013 bar and 21 °C)
Compressibility Factor, Z	0.9976 (1.013 bar and 15 °C)

[edit] 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

[edit] References

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

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