Chemical Properties of sodium (CAS 7440-23-5)

sodium

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InChI
InChI=1S/Na
InChI Key
KEAYESYHFKHZAL-UHFFFAOYSA-N
Formula
Na
SMILES
[Na]
Molecular Weight1
22.99
CAS
7440-23-5
Other Names
  • NATRIUM
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Physical Properties

Property Value Unit Source
EA 0.55 ± 0.00 eV NIST
Δfgas 107.50 ± 0.70 kJ/mol NIST
IE [5.14; 5.60] eV Show Hide
IE 5.14 eV NIST
IE 5.14 eV NIST
IE 5.14 eV NIST
IE 5.14 ± 0.04 eV NIST
IE 5.20 eV NIST
IE 5.60 ± 0.30 eV NIST
IE 5.60 ± 0.20 eV NIST
IE 5.30 ± 0.20 eV NIST
IE 5.14 eV NIST
NFPA Fire 1 KDB
NFPA Health 3 KDB
gas,1 bar 153.72 ± 0.00 J/mol×K NIST
solid,1 bar 51.30 ± 0.20 J/mol×K NIST
Tboil 1156.00 ± 1.00 K NIST
Tfus 370.96 ± 0.01 K NIST
Ttriple 370.98 ± 0.03 K NIST

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.00e-03; 149.99] kPa [553.75; 1200.00] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.48762e+01
Coefficient B-1.16533e+04
Coefficient C-1.88000e+01
Temperature range, min.553.75
Temperature range, max.1200.00
Pvap 1.00e-03 kPa 553.75 Calculated Property
Pvap 0.01 kPa 625.56 Calculated Property
Pvap 0.10 kPa 697.36 Calculated Property
Pvap 0.52 kPa 769.17 Calculated Property
Pvap 2.02 kPa 840.97 Calculated Property
Pvap 6.30 kPa 912.78 Calculated Property
Pvap 16.61 kPa 984.58 Calculated Property
Pvap 38.29 kPa 1056.39 Calculated Property
Pvap 79.20 kPa 1128.19 Calculated Property
Pvap 149.99 kPa 1200.00 Calculated Property

Sources

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