Iodine

Iodine is a halogen that is essential for thyroid health and is widely used in medical applications.

Atomic Structure

iodine atom electronic configuration

Atomic Information

Property	Value
Atomic Number	53
Symbol	I
Atomic Mass	126.90 u
Electron Configuration	1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁵
State at Room Temperature	Solid

Uses of Iodine

Used in antiseptics and disinfectants.
Used in iodized salt to prevent iodine deficiency.
Used in medical imaging techniques.