Name:  Flourine

Atomic Symbol and Mass Number: F [9]

Electron Configurations of the Elements: [He] 2s  2p

Atomic Radii: 147 pm

Electron Affinity: 328 kJ mol-1

Oxidation states: -1

Electronegativity value: 3.98

Elemental Group: Halogen

Uses and properties:

• The most reactive and the most electronegative of all the elements

• Pale yellow, diatomic, highly corrosive, flammable gas, with a pungent odor

• The lightest halogen

• Reacts violently with water

• Processing nuclear fuel

• Production of fluorochemicals such as Teflon

• Used in toothpaste and drinking water to prevent dental cavities (fluorine compounds)

• Hydlofluoric acid is used in etching glass products

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Lewis diagram: