krypton properties

• Element number: 36
•  
• Electron configuration: [Ar]3d¹⁰4s²4p⁶
• Atomic weight: 83.798g/mol
• Color: colorless, odorless, tasteless
• Light: large number of spectral lines, strongest being green and yellow/ whitish emission
• Solidified: white and crystalline/ face-centered cubic crystal structure
• Melting point: 115.79K
• Boiling point: 119.92K
• Critical point: 209.41K
• Specific heat capacity: 20.786 J/mol K
• 0.000108-0.000114% of atmosphere
• 6 Stable isotopes
• Produced by breakdown of uranium and plutonium in the earth's crust at a very small %