Krypton

Properties

Atomic Number

36

Atomic Symbol

Kr

Atomic Mass

83.8

CAS No.

7439-90-9

Density

3.75 g/l

Series

noble gas

Melting Point

-157.36°C

Boiling Point

-153.22°C

Thermal Conductivity

0.0000943 W/cm °C

Heat of Fusion

1.64 kJ/mol

Heat of Vaporization

9.02 kJ/mol

Electronegativity

3 pauling

Crystal Structure

Cubic