FLW Incorporated | Specialists in Physical Measurement, Testing, Calibration & Control

Periodic Table
Picture of  Astatine

 Atomic No. Order:e

 Alphabetic Order:

Ground State Electron Configuration of  Astatine
Symbol: At
Atomic Number: 85
Atomicmass: (210) g.mol -1
Electronegative (According to Pauling): 2.2
Density: unknown
Melting Point: 302 °C
Boiling Point: 337 °C (estimation)
Venderwaals Radious: unknow
Ionic Radious: nunknown
Isotopes: 7
Electronic Shell: [ Xe ] 4f14 5d10 6s2 6p5
Energy Of First Ionisation: 926 kJ.mol -1  


No of Protons
Standard Potential:

Electorn in Full Shell
Discoverd By: Discovered by D.R.Corson in 1940

Electorn in Partial Shell
FLW, Inc. provides ISO certified sales, service and calibration for physical measurement, test & control.
5672 Bolsa Avenue Huntington Beach, CA 92649 - USA - Ph (714) 622-2000 - Fax (714) 622-2001
This Day in History