CAS RN: 91-20-3

Other Properties

Sublimes appreciably at temperatures above melting point; volatile with steam
Naphthalene is a resonance hybrid
Triple point, deg C: 80.28. Heat of fusion at triple point, kJ/mol: 18.979
Heat capacity (at 15.5 deg C and 101.3 kPa), J/(mol.K): 159.28. Heat of formation (at 25 deg C), kJ/mol: Solid: 78.53; gas: 150.58
Index of refraction: 1.58212 at 100 deg C/D
Henry's Law constant = 4.4X10-4 atm-cu m/mole at 25 deg C
Hydroxyl radical reaction rate constant = 2.16X10-11 cu cm/molecule-sec at 25 deg C
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