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CK-12 Foundation
Ck 12: Polarity in Chemical Bonds
[Free Registration/Login may be required to access all resource tools.] Students will determine the polarity of a chemical bond using the electronegativity chart, and then distinguish between nonpolar covalent, polar covalent, and ionic...
University of Arizona
University of Arizona: Biochemistry
Problem sets, tutorials, and activities related to biochemistry.
Frostburg State University
General Chemistry: Why Oh, Nh, and Fh Bonds Are Polar
Frostburg State University provides a brief explanation to the question of why small hydrogen molecules, such as OH, NH, and FH, are very polar.
University of Southern California
Atomic Bonds
This slide show on atomic bonds contains several slides on electron affinity. Other topics include covalent, Sigma and Pi bonds, and atomic bonding in solids.
Environmental Chemistry
Periodic Table of Elements: Gallium
A very detailed look at the element Gallium, a member of the Boron Group.
Environmental Chemistry
Periodic Table of Elements: Indium
A very detailed look at the element Indium, a member of the Boron Group.
Educaplus (Jesús Peñas Cano)
Educaplus: Polaridad Y Diferencias De Electronegatividad [In Spanish]
Test your knowledge of Chemistry. Complete the diagram by dragging the labels to the correct location.
CK-12 Foundation
Ck 12: Trends in the Periodic Table
[Free Registration/Login may be required to access all resource tools.] Students investigate specific properties that can be predicted by an element's position on the periodic table. Additionally, they will look at the formation of ions,...