Curated OER
Marie Curie and the Naming of a Unit
In this radioactivity worksheet, students read about scientists who contributed to the discovery of radioactivity and radioactive elements. They read about Marie Curie and her contributions to science and the unit the "curie" which was...
Famous Scientists
Famous Scientists: Maria Sklodowska Curie
Read about the life and scientific work of Marie Curie, possibly the most famous female scientist in history. In addition to providing biographical information, this page includes details on her scientific discoveries and her influence...
Nobel Media AB
The Nobel Prize: Marie and Pierre Curie and the Discovery of Polonium and Radium
The Nobel Foundation provides a lecture given by Nanny Froman at the Royal Swedish Academy of Science in Sotckholm, Sweden. "Marie and Pierre Curie and the Discovery of Polonium and Radium" is organized into several sections including:...
Science Struck
Science Struck: Properties and Characteristics of Chalcogens
Describes the chemical and physical properties of the chalcogen group of elements, also known as the oxygen group.
Science Struck
Science Struck: The Versatile Uses of Metalloids
Learn about the seven metalloid elements of the periodic table, their properties, and their uses.
Science Struck
Science Struck: Metalloids in the Periodic Table
Discusses the history and organization of the periodic table, where the metalloids fit in, and their properties. Includes color-coded periodic table of elements.
Science Struck
Science Struck: What Are the Uses of Chalcogens?
The uses of each of the five chalcogens, i.e., the oxygen family of elements, are described.
Wikimedia
Wikipedia: Chalcogen
An informative article from the Wikipedia encyclopedia about Group 16 from the Periodic Table (also known as the Chalcogens). It gives information about their compounds and on the oxidation numbers of the elements.
Curated OER
[Bohr Model of Polonium]
This page provides some numerical and qualitative information about polonium, chemical symbol Po.