Menu
Other Resources

Compare Nitrogen vs Fluorine

Comparing Nitrogen (N) and Fluorine (F). Atomic numbers 7 and 9 with atomic masses 14.006 u and 18.998 u, classified as nonmetal and nonmetal. Below: a side-by-side comparison of their physical, atomic, electron-configuration and historical properties, including density, melting and boiling points, ionization energies, oxidation states and discovery history.

vs
N
Nitrogen
#7
F
Fluorine
#9

Periodic properties of the elements

NitrogenFluorine
SymbolNF
Atomic number79
Group1517
Period22
Blockpp
Element categoryNonmetalNonmetal

Physical properties

NitrogenFluorine
Phase at STPGasGas
Density1.251 g/cm31.696 g/cm3
Atomic weight14.0064 u18.9984 u
Melting point63.15 K
-210 °C
-346 °F		53.48 K
-219.67 °C
-363.406 °F
Boiling point77.355 K
-195.795 °C
-320.431 °F		85.03 K
-188.12 °C
-306.616 °F

Atomic properties

NitrogenFluorine
Electronegativity (Pauling Scale)3.043.98
Electron affinity-6.8 kJ/mol328.165 kJ/mol
Oxidation states−3, −2, −1, +1, +2, +3, +4, +5
(a strongly acidic oxide)		−1, 0
(oxidizes oxygen)
Ionization energies
  1. 1402.3 kJ/mol
  2. 2856 kJ/mol
  3. 4578.1 kJ/mol
  4. 7475 kJ/mol
  5. 9444.9 kJ/mol
  6. 53266.6 kJ/mol
  7. 64360 kJ/mol
  1. 1681 kJ/mol
  2. 3374.2 kJ/mol
  3. 6050.4 kJ/mol
  4. 8407.7 kJ/mol
  5. 11022.7 kJ/mol
  6. 15164.1 kJ/mol
  7. 17868 kJ/mol
  8. 92038.1 kJ/mol
  9. 106434.3 kJ/mol

Electron configuration

NitrogenFluorine
Shorthand configuration[He] 2s2 2p3 [He] 2s2 2p5
Full configuration1s2 2s2 2p3 1s2 2s2 2p5
Electrons per shell2, 52, 7

History

NitrogenFluorine
DiscoveryDaniel Rutherford (1772)André-Marie Ampère (1810)
First isolationDaniel Rutherford (1772)Henri Moissan (1886)
Named byJean-Antoine Chaptal (1790)Humphry Davy, André-Marie Ampère
Compare Nitrogen with
Compare Fluorine with