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Fermium

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name Fermium
latin Fermium
french Fermium
german Fermium
symbol Fm
proton number 100
atomic weight [257]
Pauling electronegativity 1.3
electronic configuration [Rn] 5f126d07s2
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melting point 1800 K, 1527°C, 2780°F
boiling point -
group -
period 7
state (by 20°C) solid
oxidation states +3
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Discoverer

Year of discovery Discoverer
1952 Albert Ghiorso and his coworkers at Berkeley

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