Bromine pentafluoride (data page)

This page provides supplementary chemical data on bromine pentafluoride.

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. It is highly recommended that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as Matheson Trigas, and follow its directions.

Structure and properties

Structure and properties
Index of refraction, nD	?
Abbe number	?
Dielectric constant, εr	7.91 ε0 at 25 °C
Bond strength	1.2 Polar Covalent
Bond length	185.5
Bond angle	90 and 180 degrees
Magnetic susceptibility	?

Thermodynamic properties

Phase behavior
Triple point	? K (? °C), ? Pa
Critical point	? K (? °C), ? Pa
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	-458.6 kJ/mol
Standard molar entropy, Soliquid	225.1 J/(mol K)
Heat capacity, cp	? J/(mol K)
Gas properties
Std enthalpy change of formation, ΔfHogas	-428.9 kJ/mol
Standard molar entropy, Sogas	320.2 J/(mol K)
Heat capacity, cp	99.6 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

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• Except where noted otherwise, data relate to Standard temperature and pressure.
• Reliability of data general note.