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Element Lutetium (Lu), Group 19, Atomic Number 71, f-block, Mass 174.967. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
- Lutetium
In size it is much nearer to yttrium and scandium, so some...
- Lutetium
Lutetium is a chemical element; it has symbol Lu and atomic number 71. It is a silvery white metal , which resists corrosion in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earth elements ; it can also be classified as the first element of the 6th-period ...
21 lis 2020 · Atomic mass of Lutetium is 174.967 u. The atomic mass is the mass of an atom. The atomic mass or relative isotopic mass refers to the mass of a single particle, and therefore is tied to a certain specific isotope of an element.
There are around 32 synthetic radioactive isotopes of lutetium (lutetium-150 to lutetium-184), their atomic masses ranging from 149.97 to 183.96. The most stable radioactive isotope is lutetium-174 and has a half-life of 1.37 years.
Lutetium is the 71st element in the periodic table and has a symbol of Lu and atomic number of 71. It has an atomic weight of 174.9668 and a mass number of 175. Lutetium has seventy-one protons and one hundred four neutrons in its nucleus, and seventy-one electrons in six shells.
Lutetium - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.
Lutetium is a chemical element; it has symbol Lu and atomic number 71. It is a silvery white metal, which resists corrosion in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earth elements.
