Sodium sulfate (data page)

From Wikipedia, the free encyclopedia


This page provides supplementary chemical data on sodium sulfate.

Contents

[edit] 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 such as SIRI, and follow its directions.

[edit] Structure and properties

Structure and properties[1]
Index of refraction, nD
Abbe number ?
Dielectric constant, εr  ? ε0 at ? °C
Bond strength  ?
Bond length  ?
Bond angle  ?
Magnetic susceptibility  ?
Surface tension 194.8 dyn/cm (194.8 mN/m) (at 900  °C)
184.7 dyn/cm (184.7 mN/m) (at 1077 °C)

[edit] Thermodynamic properties

Phase behavior
Triple point  ? K (? °C), ? Pa
Critical point  ? K (? °C), ? Pa
Std enthalpy change
of fusion, ΔfusHo		 200.8 kJ/mol[1]
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)
Enthalpy change of solution[1] 2.1 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[2]
Std enthalpy change
of formation, ΔfHogas		 -1033.62 kJ/mol
Standard molar entropy,
Sogas		 346.84 J/(mol K)
Heat capacity, cp  ? J/(mol K)

[edit] Spectral data

UV-Vis
λmax  ? nm
Extinction coefficient, ε  ?
IR
Major absorption bands[3]
(nujol mull, nujol pks not listed)
Wave number transmittance
1124 cm−1 10% (br)
638 cm−1 42%
618 cm−1 35%
NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
MS
Masses of
main fragments		  

[edit] References

  1. ^ a b c Mellor, J. W. (1961 (new impr.)). A Comprehensive Treatise on Inorganic and Theoretical Chemistry. London: Longmans, 660-672. 
  2. ^ Sodium sulfate. NIST. Retrieved on 2007-06-14.
  3. ^ [http://www.aist.go.jp/RIODB/SDBS/cgi-bin/cre_index.cgi Spectral Database for Organic Compounds] (Queriable database). Advanced Industrial Science and Technology. Retrieved on 9 June 2007.

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

Disclaimer applies.