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CAS 7440-39-3

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Barium

Description:
Barium is a chemical element with the symbol Ba and atomic number 56. It is a soft, silvery-white alkaline earth metal that is highly reactive, particularly with water and air, forming barium hydroxide and barium oxide, respectively. Barium is typically found in nature in the form of barium sulfate and barium carbonate, as it does not occur in its elemental form due to its reactivity. It has a relatively low melting point and boiling point compared to many other metals. Barium compounds are often used in various applications, including in the production of glass, ceramics, and as a contrast agent in medical imaging for gastrointestinal studies. However, barium and its soluble compounds can be toxic if ingested or inhaled, leading to potential health risks. Safety precautions are essential when handling barium to avoid exposure. Overall, barium is an important element in both industrial and medical fields, but its reactivity and toxicity require careful management.
Formula:Ba
InChI:InChI=1S/Ba
InChI key:InChIKey=DSAJWYNOEDNPEQ-UHFFFAOYSA-N
SMILES:[Ba]
Synonyms:
  • Bario
  • Barium Metal
  • Barium and soluble compounds
  • Barium element
  • Baryum
  • Barium
  • MeSH ID: D001464
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