bohrium


noun Chemistry, Physics.

  1. a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Bh; atomic number: 107.

noun

  1. a transuranic element artificially produced in minute quantities by bombarding 204 Bi atoms with 54 Cr nuclei. Symbol: Bh; atomic no: 107Former names: element 107, unnilseptium

Bh

  1. A synthetic, radioactive element that is produced by bombarding bismuth with chromium ions. Its most long-lived isotopes have mass numbers of 261, 262, and 264 with half-lives of 11.8 milliseconds, 0.1 second, and 0.44 second, respectively. Atomic number 107. See Periodic Table.

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