The Group 8 element reference article from the English Wikipedia on 24-Jul-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Group 8 element

A Group 8 element is an element in periodic table group 8 (IUPAC style) in the periodic table, which consists of:

• Iron (26)
• Ruthenium (44)
• Osmium (76)
• Hassium (108)

All of these elements are classed in Group 8 because their valence shell holds four electrons. Hassium can only be produced in the laboratory and has not been found in nature.

Key to color coding in table slice on right:

Transition metals

Color coding for these atomic numbers: At room temperature, all are solid; red indicates item is synthetic and does not occur naturally.

This is the "Group 8 element" reference article from the English Wikipedia. All text is available under the terms of the GNU Free Documentation License. See also our Disclaimer.