Element Project by Jan Gomez

53

IIodine

126.90447

Physical and Chemical Properties

Iodine is a nonmetallic, near to black solid.

The element has a relatively low melting temperature of 113.7C.

Slowly sublimes to violet vapor (possibly harmful).

Physical Properties Chemical Properties

Background and History

Iodine was first discovered by French chemist Bernard Courtois in the year 1811.

It was isolated by Courtois in the same year.

The element was discovered in France. The name “iodine” has its roots in Greek

ioeides, meaning violet, or purple.

Everyday Use

Iodine is necessary for some animals, synthesizing thyroid hormones.

Iodine is also used for medical purposes, such as x-rays.

This is also used as radiation protection from any form of radiation.

This is the set up of iodine’s electrons.

Iodine’s Bohr Model

This is iodine’s electron dot diagram. Iodine has 7 valence electrons.

Electron Dot Diagram

Chemical Formula

AlI3= Aluminum triiodide AlI= Aluminum monoiodideThere are many other forms of chemical

formula. These can be used as décor for home, or can protect something.

That’s all for iodine, but there are many more!