Periodic System for Chemists

Your periodic table, always with you.

Use it offline. Find elements quickly. Keep favorites and personal notes on iPhone and iPad.

Back to Astatine

Astatine Electronegativity

At - Atomic Number 85

Electronegativity
2.2
Ranking:
#19 of 85
Highest
F: 3.98
Lowest
Fr: 0.70

About the Electronegativity

Pauling scale measure of the tendency of an atom to attract electrons.

Top 10 by Electronegativity

Top 10 by Electronegativity

#1 F Fluorine
3.98
#2 O Oxygen
3.44
#3 Cl Chlorine
3.16
#4 N Nitrogen
3.04
#5 Br Bromine
2.96
#6 I Iodine
2.66
#7 Xe Xenon
2.60
#8 S Sulfur
2.58
#9 C Carbon
2.55
#10 Se Selenium
2.55

Related Properties

Electron Affinity

iPhone & iPad

Your periodic table, always with you.

  • Access element data offline, in the lab or in class.
  • Find elements quickly by name, symbol, or atomic number.
  • Save favorite elements and add your own notes.
Published App Store screenshots: periodic table, element details, and search (English).