Actinide

Actinides are elements from the atomic number 89 to 103 largely forming the F block of elements in the extended periodic table. They are mostly radioactive

Articles that Actinide Appeared in...

Understanding Element Names and Symbols

Elements names and symbols are used to identify the different elements of the periodic table. In this section you will explore why elements are named the way they are and also the importance of symbols of these elements and how they are used in the periodic table.

The Actinides of the Expanded Periodic Table

The Actinides also known as the actinoids are a set of elements in the final period of the periodic table from elements 89 to 103. They are a series of radioactive elements with similar properties.