Sodium chloride (data page)

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Template:Short description

File:Sodium chloride 2.JPG

This page provides supplementary chemical data on sodium chloride.

Material safety data sheet

The handling of this chemical may incur notable safety precautions. It is highly recommended that you seek the material safety data sheet (MSDS) for this chemical from a reliable source such as eChemPortal, and follow its direction.

Structure and properties

Template:Chembox header | Structure and properties
Index of refraction, nD 1.5442
Abbe number ?
Dielectric constant, 6.12 at 17–22 °C
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility −30.3Template:E cgs

Thermodynamic properties

Template:Chembox header | Phase behavior
Triple point 1074 K (801 °C), 30 Pa
Critical point 3900 K (3600 °C), 26Template:E Pa
Std enthalpy change
of fusion, ΔfusHo 		27.95 kJ/mol (0.52 kJ/g)[1][2]
Std entropy change
of fusion, ΔfusSo 		26.02 J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo 		130.05 @ T-Boiling kJ/mol
Std entropy change
of vaporization, ΔvapSo 		? J/(mol·K)
Template:Chembox header | Solid properties
Std enthalpy change
of formation, ΔfHosolid 		−411.12 kJ/mol[2]
Standard molar entropy,
Sosolid 		72 J/(mol·K)
Heat capacity, cp 50 J/(mol·K) ; 0.853 J/(g·k)[2]
Template:Chembox header | Liquid properties
Std enthalpy change
of formation, ΔfHoliquid 		−385.92 kJ/mol
Standard molar entropy,
Soliquid 		95.06 J/(mol·K)
Density 1.549 g/cm3,[2] at 850 °C
Heat capacity, cp ? J/(mol·K)
Boiling point 1465 °C[2]
Template:Chembox header | Gas properties
Std enthalpy change
of formation, ΔfHogas 		−181.42 kJ/mol
Standard molar entropy,
Sogas 		229.79 J/(mol·K)
Heat capacity, cp ? J/(mol·K)

Density data of aqueous solutions

File:WatNaCl.png
Water–NaCl phase diagram
Properties of water–NaCl mixtures [3]
NaCl, wt% Teq, °C ρ, g/cm3 n η, mPa·s
0 0 0.99984 1.333 1.002
0.5 −0.3 1.0018 1.3339 1.011
1 −0.59 1.0053 1.3347 1.02
2 −1.19 1.0125 1.3365 1.036
3 −1.79 1.0196 1.3383 1.052
4 −2.41 1.0268 1.34 1.068
5 −3.05 1.034 1.3418 1.085
6 −3.7 1.0413 1.3435 1.104
7 −4.38 1.0486 1.3453 1.124
8 −5.08 1.0559 1.347 1.145
9 −5.81 1.0633 1.3488 1.168
10 −6.56 1.0707 1.3505 1.193
12 −8.18 1.0857 1.3541 1.25
14 −9.94 1.1008 1.3576 1.317
16 −11.89 1.1162 1.3612 1.388
18 −14.04 1.1319 1.3648 1.463
20 −16.46 1.1478 1.3684 1.557
22 −19.18 1.164 1.3721 1.676
23.3 −21.1
23.7 −17.3
24.9 −11.1
26.1 −2.7
26.28 0
26.32 10
26.41 20
26.45 25
26.52 30
26.67 40
26.84 50
27.03 60
27.25 70
27.5 80
27.78 90
28.05 100

Note: ρ is density, n is refractive index at 589 nm,Template:Clarify and η is viscosity, all at 20 °C; Teq is the equilibrium temperature between two phases: ice/liquid solution for Teq < 0–0.1 °C and NaCl/liquid solution for Teq above 0.1 °C.

Spectral data

Template:Chembox header | UV-Vis
λmax ? nm
Extinction coefficient, ε ?
Template:Chembox header | IR
Major absorption bands ? cm−1
Template:Chembox header | NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
Template:Chembox header | MS
Masses of
main fragments 		 

Template:Chemical data page general note

References

Template:Reflist

External links

  1. ↑ "NaCl CID 5234, 4.2.14 Other Experimental Properties"
  2. ↑ a b c d e "NaCl Other Chemical/Physical Properties"Template:Dead link
  3. ↑ Script error: No such module "citation/CS1".
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