Web Elements
Web Elements Periodic Table: Silicon
Excellent site with a great deal of helpful information on silicon.
Web Elements
Web Elements Periodic Table: Fluorine
Resource with a good assortment of information about the element, fluorine.
Web Elements
Web Elements Periodic Table: Francium
Webelements offers a nicely written summary of what is known about this rare element francium, along with basic data.
Other
Elements.wlonk.com: Periodic Table of Elements in Picture and Words
Get a look at the periodic table with this site! Periodic table gives lots of information about the elements that are found on it.
Sophia Learning
Sophia: Molar Mass of an Element
Through this short tutorial, learn how to use the periodic table of elements to determine the molar mass of elements.
Upper Canada District School Board
Tom Stretton's Chemistry Pages: The Chemistry of Period 3
Through an online slideshow format, learn about the chemistry behind Period 3 on the Periodic Table of Elements. The last slide has questions for students.
The Franklin Institute
Franklin Institute: Introduction to Matter
A resource provided to Grade 8 teachers to address the School District of Philadelphia's Core Curriculum on the topic of Matter. It covers properties and states of matter, elements, compounds, mixtures, atoms, and the periodic table....
Science Education Resource Center at Carleton College
Serc: Investigating Patterns: An Introduction to Mendeleev
In this activity, students investigate a puzzle. They are given a set of cards with various properties. Each card has anywhere from 2 to 6 different properties depending on the level of the students and each set of cards has one or two...
Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 1
A collection of grid puzzles that cover topics in basic chemistry, including acids, salts, alkalis, chemistry lab equipment, the periodic table, states of matter, and more. These are excellent for topic review and reinforcement. The...
eSchool Today
E School Today: Elements, Compounds, Substances and Mixtures
Learn about the classification of matter based on whether the chemical composition is pure or a mixture. Understand the definitions of elements, compounds, substances, and mixtures, and what the differences are between them. Five types...
Web Elements
Web Elements Periodic Table: Manganese
This article discusses the reaction of manganese with things such as: water, air, acids, bases, etc.
Web Elements
Web Elements Periodic Table: Cadmium
This site provides information on the physical and chemical properties of Cadmium.
Web Elements
Web Elements Periodic Table: Argon
Webelements offers a nicely designed page with a great deal of relevant information on argon. Very helpful.
Other
Chemical elements.com: Silver
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Other
Chemical Elements: Plutonium
A nice, clear site, containing a good deal of elemental information, including; atomic weight, density, boiling point, isotopes and more. An image shows the electron energy levels for the element.
Fun Brain
Fun Brain: Proton Don (Periodic Table Game)
Play by matching an element's name to its symbol or supply the missing name for an element when presented with its symbol. Includes a tutorial so that you can review the symbols for elements before you play.
Ducksters
Ducksters: Kids Science: Periodic Table of Elements
Kid's learn about the science of the Periodic Table of Elements. Groups and periods, atomic number, types of matter.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Periodic Table of the Elements [Pdf]
A basic periodic table any scientist or non-scientist can use to find information about the elements.
TeachEngineering
Teach Engineering: Understanding Elements
This lesson plan examines the properties of elements and the periodic table. Students learn the basic definition of an element and the 18 elements that build most of the matter in the universe. The periodic table is described as one...
Chem Tutor
Chem Tutor: Chemistry: The Octet Rule as Seen on the Periodic Chart
Describes the Octet Rule as it pertains to the Groups 1-7 on the Periodic Table of Elements. It also provides a Sideways Periodic Chart With Electron Shell Numbers.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental the Element Francium
General information on the element Francium. Gives its history and uses along with periodic table information such as atomic weight and number, etc.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental
Click on the parts of this Periodic Table to learn about the physical and chemical properties of each individual element.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental the Element Europium
Basic information on the element Europium. Lists periodic table information along with information on its history and uses.
Museum of Science
Museum of Science and Industry Chicago: Elements: Reactions
An interactive periodic table of elements where learners can experiment with combining many elements to see what they can create.