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Lawrencium is a synthetic chemical element; it has symbol Lr (formerly Lw) and atomic number 103. It is named after Ernest Lawrence, inventor of the cyclotron, a device that was used to discover many artificial radioactive elements.
Element Lawrencium (Lr), Group 20, Atomic Number 103, f-block, Mass [262]. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Lawrencium is a chemical element with symbol Lr and atomic number 103. Classified as a n actinide, Lawrencium is a solid at room temperature.
Lawrencium. Formula: Lr. Molecular weight: 262. IUPAC Standard InChI: InChI=1S/Lr. IUPAC Standard InChIKey: CNQCVBJFEGMYDW-UHFFFAOYSA-N. CAS Registry Number: 22537-19-5. Chemical structure: This structure is also available as a 2d Mol file. Information on this page: Notes. Data at other public NIST sites:
It has an atomic weight of (262) and a mass number of 251. Lawrencium has one hundred three protons and one hundred forty-eight neutrons in its nucleus, and one hundred three electrons in seven shells. It is located in group Transition metals, period seven and block f of the periodic table.
Lawrencium - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.
Lawrencium is a Block D, Group 3, Period 7 element. The number of electrons in each of lawrencium's shells is 2, 8, 18, 32, 32, 8, 3, and its electron configuration is [Rn] 5f 14 7s 2 7p. The lawrencium atom has a Van der Waals radius of 246.pm.
