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Lawrencium

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name Lawrencium
latin Lawrentium
french Lawrencium
german Lawrencium
symbol Lr
proton number 103
atomic weight [260]
Pauling electronegativity -
electronic configuration [Rn] 5f146d17s2
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melting point 1900 K, 1627°C, 2960°F
boiling point -
group -
period 7
state (by 20°C) solid
oxidation states +3
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Discoverer

Year of discovery Discoverers
1961 Albert Ghiorso
Torbjorn Sikkeland
Almon E. Larsh
Robert M. Latimer

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