Encyclopedia of Earth
Encyclopedia of Earth: Toxicology: Heavy Metal
Defines heavy metals, describes physical and chemical properties, discusses how heavy metals find their way into plants and animals, and the negative impact they have.
Vision Learning
Visionlearning: Atomic Theory and Structure: The Periodic Table
A description of the arrangement of elements on The Periodic Table based on electron configuration.
Texas Education Agency
Texas Gateway: Periodic Table Families
Given descriptions or specific element groups, students will use a Periodic Table to relate properties of chemical families to position on the table.
Science Education Resource Center at Carleton College
Serc: Group and Periodic Properties Lab
Students observe and perform experiments with sodium, potassium, calcium, magnesium, sulfur ,and phosphorus. The discover trends down groups, across periods, and having to do with the pH of metal oxides vs. nonmetal oxides.
Science Education Resource Center at Carleton College
Serc: Elements Metals, Nonmetals and Metalloids
Students investigate several properties of the given elements and decide whether each element is a metal, non-metal, or a metalloid.
Crescent Public Schools
The Internet Science Room: Chemical Families
Students can use this chemistry tutorial to further their understanding of the families of elements on the Periodic Table of Elements.
Sophia Learning
Sophia: Metallic Character: Lesson 3
This lesson will describe metallic character and describe how it changes throughout the periodic table. It is 3 of 3 in the series titled "Metallic Character."
Chem4kids
Chem4 Kids: Families Stick Together
Beyond columns and rows, the periodic table groups elements according to families. Identify the families present on the table with this overview.
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.
Sophia Learning
Sophia: Metallic Character
A slide show presentation describes the metallic character of elements, and explains how that changes throughout the periodic table.
Soft Schools
Soft Schools: Periodic Table Groups Quiz
Take an interactive quiz over the groups on the periodic table of elements. After completing the quiz, check your score, and then revisit any incorrect question for further review.
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: Predicting Chemical Reactions
This lesson focuses on predicting chemical reactions using The Group 1 elements in the Periodic Table are known as the alkali metals. They include lithium, sodium and potassium, which all react vigorously with air and water. It provides...
BBC
Bbc: Gcse Bitesize: Transition Metals, Alloys and Corrosion
The transition metals are placed in the center of the periodic table, between groups 2 and 3. They are generally hard and dense, and less reactive than the alkali metals. Iron, copper, silver and gold are important transition metals. A...
Chem Tutor
Chem Tutor: Atomic Structure: Atomic Weights and Atomic Numbers
This lesson explains many basic concepts of atomic structure. It starts with atomic mass and number and then works up to more sophisticated information on electron configuration and how each element fits into the Periodic Table.
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...
Clackamas Community College
Clackamas Community College: Chemical Groups
This site, which is provided for by the Clackamas Community College, gives a basic explanation of Chemical Grouping, including the Boron group.
Sophia Learning
Sophia: Metallic Character: Lesson 1
This lesson will describe metallic character and describe how it changes throughout the periodic table. It is 1 of 3 in the series titled "Metallic Character."
Science Struck
Science Struck: Periodic Table Facts
Learn about the different groups of elements that make up the periodic table and some interesting facts about it.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Element Crossword Puzzles It's a Gas [Pdf]
Find out what you know about elements by completing this online crossword puzzle! This puzzle focuses on elements that are a gas.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Element Crossword Puzzle the Chalcogen Group [Pdf]
Find out what you know about elements by completing this crossword puzzle! This puzzle focuses on the chalcogen elements.