LibGuides: Elgin High School LibGuides: Periodic Table Trends

General Links

Science in Context
Database through Elgin High School for most science topics.
Science Reference Source
Database in EBSCO. To open, search for the title within the EBSCO menu.
LibreTexts
Definition and explanation of periodic trends including electronegativity trends, ionization energy trends and electron affinity trends.
Khan Academy
A list of videos to explain the periodic table and periodic trends.
Encyclopedia Britannica
Encyclopedia for general information.

BBC BiteSize
Description of ionisation energy.
CK-12 Foundation, Valence Electrons
An explanation of valence electrons.
Khan Academy
Atomic Number, Atomic Mass and Isotopes
LiveScience
How are elements grouped? The classification of elements.
Los Alamos National Laboratory
Family names
Madison College- Intermolecular Forces Review
Definition and explanation of electronegativity.
Royal Society of Chemistry
Periodic table of elements that includes atomic radius, electronegativity, and first ionisation energy.
University of Maryland
How to find the ionic charge of an element.