American Chemical Society
Middle School Chemistry: The Periodic Table & Energy Level Models
Find out how energy level models are represented on the Periodic Table of Elements.
CK-12 Foundation
Ck 12: Plix: Mass Number: Writing the Periodic Table
[Free Registration/Login Required] Put the elements in the correct order on the table by using the information given in each of the element squares.
Sophia Learning
Sophia: Periodic Table: Lesson 4
Explain how elements on the periodic table are arranged, and explain the relationships within each row and column. This lesson is 4 of 4 in the series titled "Periodic Table."
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental: Sulfur
This online resource is for information on the 16th element of the Periodic Table--Sulfur--can be found here. The site lists scientific information such as atomic weight, atomic number, melting/boiling point, and more. There is also a...
PBS
Pbs: Nova: Interactive: It's Elemental
Periodic table of elements, color-coded by family type. Elements are highlighted based on prevalence in human body, in sun, etc., or by density, boiling point, or melting point.
Web Elements
Web Elements Periodic Table: Helium
A very nice site with all sorts of information on helium, including good summaries on isolation and uses of helium.
Web Elements
Web Elements Periodic Table: Aluminum (Al)
A great WebElements site for all sorts of information on aluminum. Content includes a break-down of the essentials, a nice description of the element (complete with an audio version), and an overview of the isolation aluminum. aluminium....
Web Elements
Web Elements Periodic Table: Oxygen
Very nice site with a great deal of excellent and helpful information on oxygen.
Web Elements
Web Elements Periodic Table: Potassium
This WebElements site provides a great deal of elemental information. There are audio files demonstrating the correct pronunciation of the element name, pictures showing the electron shells, and information on isotopes, properties and more.
Web Elements
Web Elements Periodic Table: Vanadium
This site provides a great deal of elemental information about vanadium. There are audio files demonstrating the correct pronunciation of the element name, pictures showing the electron shells, and information on isotopes, properties and...
Web Elements
Web Elements Periodic Table: Titanium
This site provides a great deal of elemental information about titanium. There are audio files demonstrating the correct pronunciation of the element name, pictures showing the electron shells, and information on isotopes, properties and...
Web Elements
Web Elements Periodic Table: Tin
This site provides a great deal of elemental information about tin. There are audio files demonstrating the correct pronunciation of the element name, pictures showing the electron shells, and information on isotopes, properties and more.
Web Elements
Web Elements Periodic Table: Radon
Very nice summary of key data on radon and its properties.
Web Elements
Web Elements Periodic Table: Seaborgium
This site provides information on the element seaborgium, such as it's properties. It also includes a description of its synthesis.
Web Elements
Web Elements Periodic Table: Indium
WebElements offers a very helpful assemblage of information on the basic chemical and physical properties of indium.
Web Elements
Web Elements Periodic Table: Iodine
A very nice WebElements site with all sorts of basic data on iodine, its chemical and physical properties, isotopes and uses.
Web Elements
Web Elements Periodic Table: Iridium
WebElements offers valuable information on iridium, with basic data, chemical and physical properties, electron arrangement and more. A helpful site.
Web Elements
Web Elements Periodic Table: Actinium
WebElements offers a nice set of basic data and information on the physical and chemical properties of actinium.
Web Elements
Web Elements Periodic Table: Antimony
A very helpful site with all sorts of useful information on antimony.
Web Elements
Web Elements Periodic Table: Hydrogen
WebElements offers a nice summary of basic information on hydrogen. Very thorough and clear. Highly recommended.
Web Elements
Web Elements Periodic Table: Palladium
WebElements offers a good basic summary of data and descriptive information on palladium, along with a summary of how it is isolated.
Web Elements
Web Elements Periodic Table: Phosphorous
Very nicely organized WebElements site with basic data and information on phosphorous, along with good graphics and a sumary of the isolation processes used.
Web Elements
Web Elements Periodic Table: Zirconium
This WebElements site is an excellent source of general information on zirconium.
Web Elements
Web Elements Periodic Table: Rhenium
This WebElements site is an excellent source of information on rhenu, its properties and its isolation.