Periodic Table of the Elements
Periodic Table




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name Meitnerium
latin Meitnerium
french Meitnerium
german Meitnerium
symbol Mt
proton number 109
atomic weight [266]
Pauling electronegativity -
electronic configuration [Rn] 5f146d77s2
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melting point -
boiling point -
group 9
period 7
state (by 20°C) solid
oxidation states -
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Year of discovery Discoverers
1982 Peter Armbruster
Gottfried Münzenber
and their coworkers from GSI (Darmstadt, Germany)

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