Boric acid (data page)

This page provides supplementary chemical data on boric acid.

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		 −1093.99 kJ/mol
Standard molar entropy,
Sosolid		 88.7 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		 −992.28 kJ/mol
Standard molar entropy,
Sogas		 295.23 J/(mol K)
Heat capacity, cp  ? J/(mol K)

Spectral data
UV-Vis
Lambda-max  ? nm
Extinction coefficient  ?
IR
Major absorption bands  ? cm−1
NMR
Proton NMR
Carbon-13 NMR
Other NMR data
MS
Masses of
main fragments

Structure and properties data
Structure and properties
Index of refraction  ?
Dielectric constant  ? C2/(N·m2) at ? °C
Bond strength  ?
Bond length  ? 120OC
Bond angle  ?
Magnetic susceptibility  ?

Material Safety Data Sheet

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

References
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