Chemicals and Drugs

Berkelium

A man-made radioactive actinide with atomic symbol Bk, atomic number 97, and atomic weight 247. Its valence can be +3 or +4. Twelve isotopes have been produced with mass numbers 240-251.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A man-made radioactive actinide with atomic symbol Bk, atomic number 97, and atomic weight 247. Its valence can be +3 or +4. Twelve isotopes have been produced with mass numbers 240-251.

Chemical Identity

Chemical Information

Molecular Formula
Bk
Molecular Weight
247.07031 g/mol
CAS Registry No.
7440-40-6
IUPAC Name
berkelium
InChIKey
PWVKJRSRVJTHTR-UHFFFAOYSA-N
SMILES
[Bk]
MeSH Unique ID
D001603
Source
PubChem CID 23971

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Aspects Covered

19 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, blood, cerebrospinal fluid, chemistry, classification, economics, history, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Hierarchy

Tree Numbers

  1. D01w.268w.271w.100w.100w
  2. D01w.268w.556w.075w
  3. D01w.496w.749.305w.100w.100w
  4. D01w.552w.020w.150w
  5. D01w.552w.544w.075w

AMA Style

References

  1. National Library of Medicine. Berkelium. Medical Subject Headings (MeSH). 2026. Unique ID D001603. http://id.nlm.nih.gov/mesh/2026/D001603
  2. Berkelium. In: Wikipedia. https://en.wikipedia.org/wiki/Berkelium
  3. Berkelium. In: Wikidata. https://www.wikidata.org/wiki/Q1882
  4. Berkelium. In: PubChem Compound. CID 23971. https://pubchem.ncbi.nlm.nih.gov/compound/23971