Bh

Bohrium Symbol (Bh)

Bohrium is element 107 of the periodic table. Copy its symbol Bh and see its atomic weight, electron configuration and physical properties.

What does Bh mean?

Bh is the chemical symbol for bohrium, element number 107 in the periodic table. Bohrium is a transition metal in group 7, period 7. It is a solid at room temperature and was discovered in 1976.

Codes and properties

Chemical symbolBh
Atomic number (Z)107
Mass number (no standard atomic weight)[270]
Group / period7 / 7
Element categorytransition metal
Electron configuration[Rn]7s² 5f¹⁓ 6d⁵
State at 20 °CSolid
Oxidation states7, 5, 4, 3
Discovered1976

How to type Bh

  • Plain text: type Bh — element symbols are ordinary Latin letters, with the first letter capitalised and the second lowercase.
  • Subscripts in formulas: use Unicode subscript digits (ā‚€ā‚ā‚‚ā‚ƒā‚„ā‚…ā‚†ā‚‡ā‚ˆā‚‰) for formulas such as Hā‚‚O — copy them from the chemistry keyboard.
  • LaTeX: write \mathrm{Bh} in math mode, or use the mhchem package: \ce{Bh}.
  • HTML: Bh; for subscripts use <sub>, e.g. H<sub>2</sub>O.

Frequently asked questions

What is the chemical symbol for bohrium?

The chemical symbol for bohrium is Bh.

What is the atomic number of bohrium?

Bohrium has atomic number 107, meaning each atom has 107 protons.

What is the electron configuration of bohrium?

The ground-state electron configuration of bohrium is [Rn]7s² 5f¹⁓ 6d⁵.

Related symbols

Reference: Bohrium on PubChem (NIH)