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[ATOM]

Fluorine

[ATOM]
Information valid for F-19 unless otherwise noted

Basic Information


Symbol: F
Atomic Number: 9
Mass: 18.998404
Melting Point: -219.62 C
Boiling Point: -188.14 C
Number of Protons/Electrons: 9
Number of Neutrons: 10
Classification: Halogen
Crystal Structure: Cubic
Density @ 293 K: 1.696 g/cm3
Color: Greenish


Atomic Structure

[Bohr Model of Fluorine]
Number of Energy Levels: 2

  1. First Energy Level: 2
    Second Energy Level: 7

Isotopes

Isotope Half Life
F-18 1.8 hours
F-19 Stable

Facts


Date of Discovery: 1886
Discoverer: Joseph Henri Moissan
Name Origin: From the Latin word fluo (flow)
Uses: Refrigerants
Obtained From: mineral fluorite


Related Links

Note: The external links below are not a part of this site and their content is not the responsibility of this site

  1. HHMI Laboratory Safety: Fluorine