Meitnerium
Revision as of 00:27, 5 May 2011 by imported>Milton Beychok (Minor revision)
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Meitnerium is a chemical element, having the chemical symbol Mt and its atomic number (the number of protons) is 109. It has a standard atomic weight of 276 g•mol −1.
Meitnerium is considered a member of the "Transition metal" class of elements. There are no reliable data for its boiling point or its melting point.