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Lawrencium  SEE PERIODIC TABLE
see article  SEE FULL ARTICLE


Atomic Number103

Atomic SymbolLr

Atomic Weight[262 amu]

GroupRare Earth (Actinide Series)

Melting Point1627 °C (2960.6 °F, 1900.15 °K)

Ground State Electron Configuration5f14 6s2 6p6 6d1 6f2

Oxidation States+3

Selected Radioisotopes256Lr, 258Lr, 259Lr

Discovered byGhiorso; Sikkeland; Larsh; Latimer, 1961

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