bk
Definition
- Noun:
- A radioactive transuranic element: "Bk" is the chemical symbol for the element Berkelium, a synthetic, radioactive metal with atomic number 97. It is produced artificially, typically by bombarding other elements like americium with alpha particles (helium nuclei).
Usage Examples
- Noun:
- Scientists produced a small amount of Bk for research purposes.
- The isotope Bk-249 has a relatively long half-life compared to other Berkelium isotopes.
Advanced Usage
- Scientific Notation: In chemical equations or nuclear reactions, "Bk" is used to represent the element Berkelium.
- The reaction yielded traces of Bk and other transuranic elements.
Variants and Related Words
- Berkelium: The full name of the element represented by the symbol "Bk".
- Berkelium was first synthesized in 1949.
Synonyms
- Berkelium: The full name of the element.
- Element 97: A reference to its atomic number.
Notes on Usage
- "Bk" is almost exclusively used in scientific contexts, particularly in chemistry, nuclear physics, and materials science. It is not used in everyday language.
- As a chemical symbol, it is always written with a capital 'B' and a lowercase 'k' (Bk).
Noun
-
a radioactive transuranic element; discovered by bombarding americium with helium
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