Fluorine

F Fluorine Halogen

 

Atomic number:  9 Atomic weight:  18.9984032
Shells:  2,7 Orbitals:  [He] 2s2 2p5
Melting point:  -219.62°C Boiling point:  -188.14°C
Covalent radius:  0.72 Å Atomic volume:  12.6 cm³/mol
Atomic radius:  0.57 Å Ionic radius:  1.33 (-1) Å
Electronegativity:  3.98 Oxidation states:  
1st ionization pot.:  17.4228 V 2nd ionization pot.:  34.97 V
3rd ionization pot.:  62.707 V Specific heat:  0.82 J/gK
Heat of fusion:  0.2552 kJ/mol Heat of vapor.:  3.2698 kJ/mol
Thermal conduct.:  0.000279 W/cmK Electrical conduct.:  -- 10^6/cm ohm
Density:  0.001696 g/cm³ Valence:  1