Curated OER
Science Kids: Science Images: Periodic Table of Chemical Elements
This is a picture of the periodic table of chemical elements, an important set of information for anyone learning about chemistry. Elements such as hydrogen, carbon, oxygen, sodium, iron and gold are listed using their chemical symbols...
Tom Richey
Slide Share: Atomic Structure
Slideshow looking at the history of models of the atom, including those proposed by John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick. Discusses subatomic particles, including the numbers of protons, neutrons,...
Palomar Community College District
Palomar College: Behavioral Science Statistics: Cumulative Percent Polygon
A step-by-step worked problem demonstrating how to take a set of data and produce a cumulative percent polygon. Hints are provided along the way, and the final graph is shown for the user to check.
University of Kentucky
Uk: Magnesium Comics
A set of comics that feature magnesium, and information about the element, in the story line. Less rigorous than some sites, but still interesting and fun.
Curated OER
[Bohr Model of Actinium]
A nice set of data tables on actinium and its properties, along with isotopic data. Clearly presented.
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