• Density, Gas
• Molecular Weight, H₂
• Vapor Pressure
• Atomic Mass, ¹H
• Atomic Mass, Natural Abundance - 1995
• Atomic Mass, ²H (Deuterium, D)
• Atomic Mass, ³H (Tritium, T)
• Atomic Number
• Critical Pressure
• Critical Temperature
• Critical Density
• Critical Molar Volume
• Electronegativity, Pauling
• Ionic Radius, Crystal Ionic Radius for Valence -1
• Dielectric Constant, 20.4 K
• Heat of Fusion, Enthalpy of fusion at normal melting point
• Heat of Vaporization, Enthalpy of vaporization at normal boiling temperature
• Specific Heat Capacity, Gas
• Thermal Conductivity, gas; low pressure limiting value
• Thermal Conductivity, gas; low pressure limiting value
• Thermal Conductivity, gas; low pressure limiting value
• Melting Point, At atmospheric pressure (760 torr)
• Boiling Point
• Heat of Formation, Gas
• Refractive Index, Liquid
• Hydrogen, H

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