Encyclopedia of Earth
Encyclopedia of Earth: Copper
Information about the element, Copper, atomic number 29. Covers its history, sources, physical properties, atomic properties, how abundant it is on the Earth, details about permissible exposure, uses, and possible substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Cobalt
Information about the element, Cobalt, atomic number 27. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations, and its importance to human and to animal health. Also...
Encyclopedia of Earth
Encyclopedia of Earth: Chlorine
Information about the element, Chlorine, atomic number 17. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Cerium
Information about the element, Cerium, atomic number 58. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Bromine
Information about the element, Bromine, atomic number 35. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Discusses sources, uses, and substitutes.
Encyclopedia of Earth
Encyclopedia of Earth: Berkelium
Information about the element, Berkelium, atomic number 97. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Barium
Basic information about the element, Barium, atomic number 56. Covers physical and atomic properties, how abundant it is on the Earth, and permissible exposure limits.
Encyclopedia of Earth
Encyclopedia of Earth: Arsenic
Basic information about the element Arsenic, atomic number 33. Covers physical properties and properties, sources, how abundant it is on the Earth, uses, and toxicity.
Encyclopedia of Earth
Encyclopedia of Earth: Americium
Information about the element, Americium, atomic number 95. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations.
Encyclopedia of Earth
Encyclopedia of Earth: Mercury
Information about the element, Mercury, atomic number 80. Covers physical and atomic properties, where it is found, and health-related regulations. Also discusses its three main forms, uses for mercury, ways it spreads throughout the...
Web Elements
Web Elements Periodic Table: Nitrogen
Lots of valuable information on nitrogen, its properties and some of its uses and compounds.
Encyclopedia of Earth
Encyclopedia of Earth: Zirconium
Information about the element Zirconium, atomic number 40. Covers history of its discovery, sources, physical properties, atomic properties, how abundant it is on the Earth, details about permissible exposure, uses, and possible...
Encyclopedia of Earth
Encyclopedia of Earth: Silicon
Information about the element, Silicon, atomic number 14. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Also discusses sources of Silicon, and its many...
Encyclopedia of Earth
Encyclopedia of Earth: Oxygen
Information about the element, Oxygen, atomic number 8. Covers history, physical and atomic properties, abundance, and permissible exposure limits. Also discusses forms of oxygen, isotopes, sources, and uses.
Encyclopedia of Earth
Encyclopedia of Earth: Plutonium
Information about the element, Plutonium, atomic number 94. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Discusses reactor- and weapons-grade plutonium, and...
Encyclopedia of Earth
Encyclopedia of Earth: Periodic Table: Krypton
Information about the element, Krypton, atomic number 36. Covers physical and atomic properties, how abundant it is on the Earth, how it was discovered, uses, and health effects from exposure.
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.
Encyclopedia of Earth
Encyclopedia of Earth: Lead
Information about the heavy metal, Lead, atomic number 82. Gives some interesting historical details about lead's use in the past. Covers physical properties, atomic properties, how abundant it is on the Earth, and details about...
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Calcium
Information about the element, Calcium, atomic number 20. Covers physical and atomic properties, sources, its role in geochemical cycles, how abundant it is on the Earth, its isotopes, some compounds of calcium, and its importance to...
ClassFlow
Class Flow: Periodic Table Trend
[Free Registration/Login Required] This flipchart helps students learn about the periodic trend of Atomic Radius of Elements across a Period and down a Group.
ClassFlow
Class Flow: Periodic Table Metals
[Free Registration/Login Required] This flipchart examines the periodic table and guides students through the process of identifying the characteristics of metals.
![Jefferson Lab: Element Crossword Puzzle the Chalcogen Group [Pdf] Activity](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "Jefferson Lab: Element Crossword Puzzle the Chalcogen Group [Pdf] Activity")
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.