Which Is NOT an Element?
Maurlin on 01/25/2009
|As of 2008 there are over 100 chemical elements that have been observed and 92 of them occur naturally on Earth. The "official" names of the elements are decided by the International Union of Pure and Applied Chemistry. Some have kept the original names assigned to them, like gold and silver, some been named for their countries of origins, some for their discoverers, and some for famous people. I|
n each question select the name that has not been officially assigned to any element.
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