Atomic Number 97 (Noun)
Meaning
A radioactive transuranic element; discovered by bombarding americium with helium.
Classification
Nouns denoting substances.
Examples
- Berkelium is a synthetic element with the atomic number 97, first synthesized in 1949.
- Berkelium was officially recognized as the fifth transuranic element after a series of experiments that began by bombarding americium with helium nuclei.
- With an atomic number 97, berkelium belongs to the group of actinides, sharing many characteristics with the lanthanides.
- Research scientists produced the radioactive element with the atomic number 97 in 1949 at the University of California.
- Scientists studying berkelium found the synthetic element to be radioactive, a result expected from its position in the periodic table with the atomic number 97.