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Berkelium

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Identification
Molecular formula
Bk
CAS number
7440-40-6
IUPAC name
berkelium
State
State

At room temperature, berkelium is a solid. As with many actinides, it's highly radioactive and stored under strict safety protocols to prevent and contain radioactive contamination.

Melting point (Celsius)
986.00
Melting point (Kelvin)
1 259.00
Boiling point (Celsius)
986.00
Boiling point (Kelvin)
1 259.00
General information
Molecular weight
247.07g/mol
Molar mass
247.0700g/mol
Density
14.7800g/cm3
Appearence

Berkelium is a silvery metal, but it quickly tarnishes in air due to oxidation. As a member of the actinide series, it's radioactive and typically handled in specialized facilities equipped to manage its radiological characteristics. The visible appearance of freshly prepared berkelium is similar to that of other actinides such as plutonium.

Comment on solubility

Solubility of Berkelium

Berkelium (Bk) is an actinide element, and its solubility properties are quite unique due to its position in the periodic table. As a synthetic element, berkelium is not found naturally and thus has limited practical applications that require solubility data. However, researchers have determined some intriguing aspects of its solubility:

  • Weak Solubility: Berkelium compounds tend to exhibit low solubility in water.
  • Complex Formation: In certain conditions, berkelium can form complexes that may enhance its solubility in specific solvents.
  • pH Dependency: The solubility of berkelium salts may vary significantly with changes in pH, showcasing an acid-base behavior that is typical for many alkaline earth metals.

Because berkelium is primarily studied in research settings, empirical data on its solubility in various solvents is limited. The relevance of understanding its solubility lies mostly in the fields of nuclear chemistry and material science where berkelium's behavior in solution can inform safety protocols and waste management strategies.

In conclusion, while it’s essential to acknowledge that berkelium's solubility characteristics may be complex, they continue to be an area of interest in scientific exploration.

Interesting facts

Interesting Facts About Berkelium

Berkelium, symbolized as Bk, is a fascinating actinide and is part of the heavy element family. Here are some intriguing points about this synthetic element:

  • Discovery: Berkelium was discovered in 1949 by a team of scientists at the University of California, Berkeley, hence its name. The element was created by bombarding americium with alpha particles.
  • Origin of its Name: The name "berkelium" honors the city of Berkeley, California, which has been a significant location for nuclear research and the discovery of several other elements.
  • Properties: As a transuranic element, berkelium is radioactive and exhibits properties typical of other actinides. Its chemistry is somewhat reminiscent of that of both americium and curium, making its study particularly interesting for understanding the behavior of heavy elements.
  • Applications: While berkelium has limited practical applications due to its scarcity and radioactivity, it's primarily used in research. Its isotopes have been studied for potential use in advanced nuclear reactors and as a source of neutron emission.
  • Storage and Safety: Due to its radioactive nature, berkelium must be handled with extreme care in controlled environments. It is usually stored in specialized containers that prevent exposure to radiation.
  • Fun Fact: Berkelium is one of the few elements that does not have a stable isotope; all of its isotopes are radioactive, with the most stable one being 247Bk, which has a half-life of about 1,380 years.

As scientists continue to explore the properties and potential uses of heavy elements, berkelium remains an important topic of study in the fields of nuclear chemistry and materials science.

Synonyms
BERKELIUM
berkelio
7440-40-6
berkelium atom
UNII-2YQA718KUU
2YQA718KUU
BERKELIUM [MI]
CHEBI:33391
DTXSID70225389
DTXCID20147880
Bk
97Bk
DB12993
Q1882