Curated OER
Elements and Bonding Worksheet
In this elements and bonding worksheet, students classify given elements, they identify valence electrons in atoms, they explain the reactivity of elements, and they explain why certain atoms gain electrons while others lose electrons.
Environmental Chemistry
Environmental chemistry.com: Periodic Table Strontium
As the name of this site implies, this is a huge source of elemental information. You are likely to find whatever you need to know about elements here.
Web Elements
Web Elements Periodic Table: Barium
Basic information and data on the element barium. Useful for students at a variety of levels. Includes examples of chemical reactions, as well as information on the properties of this element. Very helpful site.
Chem4kids
Chem4 Kids: Heading to Group Two
The second family in the periodic table is the alkaline earth metals found in the second column from the left. Meet the family and get to familiar with why this is the second most reactive group of elements.
Frostburg State University
General Chemistry Online: Introduction to Inorganic Chemistry Faq
Check out these common questions that students of inorganic chemistry raise. Discover alkaline earth metals, metalloids, and nontransition metals while perusing through this FAQ.
Web Elements
Web Elements Periodic Table: Strontium
This site provides information about strontium and the reactions it has with water, air, halogens, acids, and bases.
Science Struck
Science Struck: Radium and Its Uses
Provides information about the discovery of radium, where it is found, its properties, and its uses.