Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
CK-12 Foundation
Ck 12: Periodic Trends
[Free Registration/Login may be required to access all resource tools.] In the following online tutorail students will use the Periodic Table to identify and explain periodic trends, including atomic and ionic radii, electronegativity,...
CK-12 Foundation
Ck 12: Chemistry: Ionic Radii
[Free Registration/Login may be required to access all resource tools.] Covers ionic radius, determination of ionic radius, and trends in ionic radii.
Royal Society of Chemistry
Periodic Landscapes: Atomic Radii
This website provides a short but detailed definition of atomic radii. Also shows the atomic radius plotted against atomic number.