Curated OER
Chem 1: The Shell Model of the Atom
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Environmental Chemistry
Chemistry and Environmental Dictionary: Metals
A brief description of the metal group, with examples and links.
Science Struck
Science Struck: Characteristics of Halogens
Learn about the characteristics, chemical and physical properties, and uses of halogens.
Science Struck
Science Struck: Properties of Halogens
Looks at the chemical and physical properties of halogens.
Curated OER
Effective Nuclear Charge Periodic Trends
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Core Charge of an Atom
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Ducksters
Ducksters: Chemistry for Kids: Elements Transition Metals
Kids learn about the transition metals of the periodic table. Which elements are in this group. Properties, similarities, and other facts.
Ducksters
Ducksters: Chemistry for Kids: Elements: Post Transition, Poor, Other Metals
Kids learn about the post-transition, poor, and other metals of the periodic table. Which elements are in this group. Properties, similarities, and other facts.
Ducksters
Ducksters: Chemistry for Kids: Elements: Nonmetals
Kids learn about the nonmetals of the periodic table. Which elements are in this group. Properties, similarities, and other facts are found on this site.
Ducksters
Ducksters: Chemistry for Kids: Elements: Alkali Metals
On this site, investigate the alkali metals of the periodic table. Find out which elements are in this group, properties, similarities, and other facts.
Ducksters
Ducksters: Chemistry for Kids: Elements: Lanthanides and Actinides
Kids learn about the lanthanides and actinides of the periodic table. Find out which elements are in this group. properties, similarities, and other facts on this site.
Ducksters
Ducksters: Chemistry for Kids: Elements: Halogens
Explore the halogens of the periodic table. Learn about which elements are in this group and the properties, similarities, and other facts.
Sophia Learning
Sophia: Period Trends: Ionic Size: Lesson 1
This lesson will explain how the ionic radius changes over representative elements across rows and up and down columns on the periodic table. It is 1 of 3 in the series titled "Period Trends: Ionic Size."
Wikimedia
Wikipedia: Chalcogen
An informative article from the Wikipedia encyclopedia about Group 16 from the Periodic Table (also known as the Chalcogens). It gives information about their compounds and on the oxidation numbers of the elements.
Science Struck
Science Struck: Halogen Family
Read about the non-metallic elements in the halogen family, what their chemical and physical properties are, their uses, and some interesting facts about them.
Curated OER
Atomic Radii Definitions
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Ionic Radii Measurement
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Covalent Atomic Radii Periiodic Trends
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Ionic Radii Periiodic Trends
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Isoelectronic Series
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Ionization Energies Periiodic Trends
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.
Curated OER
Electron Affinities Periiodic Trends
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the properties of the atoms individually in relation to the main group elements of the Periodic Table.