Numerical data provides details on its isotopes and physical composition. With information on its sources and discovery.

Basic facts on the element’s structure, classification and energy levels provided. Cites its naming origin as well.

Reference for its naming configuration in various languages. Includes property details and regulations on its uses.

Data on its discovery, classifications, grouping and uses in smoke detection.

Indicates the element’s characteristics and atomic details. With an overview of its preparation.

Defines the man-made metal containing radioactive properties. Cites its discovery and isolation.

Description of the element’s grouping and atomic structure. Includes information on its availability.