Sophia Learning
Sophia: Identifying Valence Electrons
A slide show presentation which demonstrates how to identify the number of valence electrons an element has based on its location on the periodic table.
Science Struck
Science Struck: Inner Transition Metals
Discusses the organization of the periodic table into periods and groups, then looks at where the Lanthanoids and Actinoids are situated, and their properties.
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: Potassium
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.
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.
Sophia Learning
Sophia: Chemical Reactions: Lesson 4
This lesson will present a basic understanding of the periodic chart of elements and how to predict chemical reactions based on given information. It is 4 of 9 in the series titled "Chemical Reactions."
Tom Richey
Slide Share: Atomic Structure
Slideshow looking at the history of models of the atom, including those proposed by John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick. Discusses subatomic particles, including the numbers of protons, neutrons,...
NASA
Nasa: Cosmicopia: Nucleosynthesis
NASA's Cosmicopia illustrates the process of element creation in the universe.
Science Struck
Science Struck: Properties and Characteristics of Chalcogens
Describes the chemical and physical properties of the chalcogen group of elements, also known as the oxygen group.
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...
Other
Web ref.org: Chlorine
A few well done paragraphs on chlorine, with descriptions of the element and its properties. One nice feature is that any technical term has a link to help you better understand it.
Web Elements
Web Elements Periodic Table: Erbium
Webelements offers a nice presentation on erbium, its properties, uses and history, along with basic data. Clearly presented.
American Chemical Society
Middle School Chemistry: Finding Volume: Water Displacement Method
Students use the water-displacement method to find the volume of different rods that all have the same mass.
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.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Element Crossword Puzzle the Alkali Metals [Pdf]
Find out what you know about elements by completing this crossword puzzle! This puzzle focuses on alkali metal elements.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Element Crossword Puzzle the Noble Gases [Pdf]
Find out what you know about elements by completing this crossword puzzle! This puzzle focuses on elements that are noble gases.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Elements Crossword Puzzle the Alkaline Earth Metals [Pdf]
Find out what you know about elements by completing this crossword puzzle! This puzzle focuses on alkaline earth metals.
ClassFlow
Class Flow: Symbols and Elements
[Free Registration/Login Required] This is a one page flipchart reviewing chemical symbols and elements.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Element Hangman
How well do you know your elements? The computer will randomly pick the name of one of the elements. Use the clue to discover which element the computer picked. Be careful! Each incorrect letter you guess causes the atom man to decay.
ClassFlow
Class Flow: Elements of Literacy
[Free Registration/Login Required] In this flipchart students will use the symbols of the chemical elements to form words. The students will improve their functional literacy and critical thinking skills. Students will also increase...
Museum of Science
Museum of Science and Industry: Go React
Experience chemical reactions with this virtual drag-and-drop laboratory. This site allows you to create chemical reactions by combining elements from the Periodic Table.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental the Element Einsteinium
An overview of the element Einsteinium. Lists basic periodic table information along with its history and uses.
California State University
Csudh Project for Chemistry: Elements, Moles, and Masses
Using a Periodic table with a list of atomic weights for reference, practice figuring moles of 103 elements.