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Definition: Any of the elements found in Group 8 at the far right of the Periodic Table.
Examples: Helium, argon, xenon
By Anne Marie Helmenstine, Ph.D., About.com
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Definition: Any of the elements found in Group 8 at the far right of the Periodic Table.
Examples: Helium, argon, xenon
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