berkelium
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Definition
Noun: 1. A radioactive, synthetic, metallic chemical element: Berkelium is a man-made element with the symbol Bk and atomic number 97. It is part of the actinide series and is produced by bombarding other elements, such as americium, with smaller particles like helium ions.
Examples of Usage
- Noun:
- Scientists produced a few milligrams of berkelium for the experiment.
- The discovery of berkelium was announced in 1949.
- Due to its radioactivity and scarcity, berkelium has no applications outside of basic scientific research.
Advanced Usage
- "Berkelium compound": A chemical substance containing berkelium atoms bonded to other elements.
- Studying the chemistry of berkelium compounds helps scientists understand the behavior of heavy elements.
- "Berkelium isotope": Refers to atoms of berkelium with different numbers of neutrons.
- Berkelium-249 is one of the most stable berkelium isotopes, with a half-life of 330 days.
Variants and Related Words
- Bk: The chemical symbol for berkelium.
- Transuranic element: A category of elements with atomic numbers greater than 92 (uranium), to which berkelium belongs.
- Actinide: A series of 15 metallic elements from actinium to lawrencium, which includes berkelium.
Synonyms
- Element 97: A synonym based on its atomic number.
- Synthetic element: A broader category describing man-made elements like berkelium.
Related Phrases
- To synthesize berkelium: The process of creating berkelium in a laboratory.
- Researchers continue to synthesize berkelium to study its properties.
Noun
- a radioactive transuranic element; discovered by bombarding americium with helium