Khan Academy
Khan Academy: The Periodic Table, Electron Shells, and Orbitals
The Bohr model and atomic orbitals. Using an element's position in the periodic table to predict its properties, electron configuration, and reactivity.
CK-12 Foundation
Ck 12: Chemistry: Early History of the Periodic Table
[Free Registration/Login may be required to access all resource tools.] Describes the history of the periodic table, the Dobereiner triads, and the Newland octaves.
CK-12 Foundation
Ck 12: Chemistry: Mendeleev's Periodic Table
[Free Registration/Login may be required to access all resource tools.] Describes the development of Mendeleev's periodic table.
CK-12 Foundation
Ck 12: Physical Science: Mendeleev's Periodic Table
[Free Registration/Login may be required to access all resource tools.] Mendeleev's periodic table and the groups and periods.
CK-12 Foundation
Ck 12: Chemistry: Modern Periodic Table
[Free Registration/Login may be required to access all resource tools.] Explains the organization of modern periodic table.
CK-12 Foundation
Ck 12: Chemistry: Blocks of the Periodic Table
[Free Registration/Login may be required to access all resource tools.] Covers blocks, periods, and the 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...
Science4Fun
Science4 Fun: Periodic Table
What is the periodic table? Learn how the elements are classified according to their properties and are organized into groups and periods.
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: Electron Affinity
An interactive periodic table. When you hover over an element, its name, atomic number, group, period, and electron affinity value appear.
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: 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: Seaborgium
This site provides information on the element seaborgium, such as it's properties. It also includes a description of its synthesis.
BBC
Bbc: Gcse Bitesize: The Periodic Table
Elements in the same group in the periodic table have similar chemical properties. This is because their atoms have the same number of electrons in the highest occupied energy level. Group 1 elements are reactive metals called the alkali...
University of Victoria (Canada)
A Brief History of the Development of Periodic Table
Provides information on the development of the periodic table under the following sections: In the Beginning, Law of Triads, First Attempts At Designing a Periodic Table, Law of Octaves, Who Is the Father of the Periodic Table?,...
BBC
Bbc: Gcse Bitesize: What Does the Periodic Table Tell Us About the Elements?
The number of protons in the atom of an element determines its place in the Periodic Table. The number of electrons in an atom is the same as the number of protons. These electrons are arranged in shells or 'energy levels' around the...
Texas Instruments
Texas Instruments: Periodic Table App
This App provides students with a graphical representation of the elements of the Periodic Table. Information includes 15 properties and facts about the 109 known elements. Students get to explore graphs of the periodic nature of the...
BBC
Bbc: Gcse Bitesize: The Periodic Table
This lesson focuses on the periodic table and the configurations. In the modern periodic table, elements are in order of atomic number in periods and groups. Electronic configurations model how electrons are arranged in atoms. A link to...
Alabama Learning Exchange
Alex: Periodic Table of Poetic Elements
Each student will create a poem about an element on the periodic table. The poems will be placed in the appropriate "square" to create a large periodic table wall hanging. This project will require the collaborative work of several...
Simon Fraser University
Chem1 Virtual Textbook: Organization of the Periodic Table
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site focuses specifically on the Periodic Table of Elements with information on the table's organization methods along with...
BBC
Bbc: Gcse Bitesize: What Does the Periodic Table Tell Us About the Elements?
The elements in Group 7 of the Periodic Table are called the halogens. They include chlorine, bromine and iodine. Learn about their properties and uses, then take a quiz.
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