Bohrium Chemical Properties (19 Facts You Should Know)

Bohrium is not a natural element but can be prepared in the laboratory by synthetic methods. Let us study some important facts about it.

Bohrium has a hexagonal close-packed structure. Its exact color is not known but is approximated to be grey or silver colored as it is a metal. Its physical state is considered solid (considering it to be at room temperature).

Bohrium belongs to the d block of elements. Let us study some important properties of Bohrium, like group, period, chemical properties, electronic configuration, etc.

Bohrium symbol

The chemical element Bohrium has the symbol Bh in the periodic table. So, this unique symbol is used to represent the element.

Bohrium group in the periodic table

Bohrium is placed in group 7 of the periodic table.

Bohrium period in the periodic table

Bohrium is placed in period 7 of the periodic table along with other 31 elements.

Bohrium block in the periodic table

Bohrium is situated in the d block of elements in the periodic table. The d block elements are usually referred to as transition elements.

Bohrium atomic number

The atomic number of Bohrium is 107. Hence there are 107 protons in the Bh atom.

Bohrium atomic weight

The atomic weight of the Bohrium element is 270 g/mol.

Bohrium atomic density

The atomic density of the Bohrium element ranges from 26 to 27 g/cm³ (at room temperature). The atomic density of any element is determined by dividing mass by the quantity volume.

Bohrium covalent radius

The covalent radius for the Bohrium element is 141 pm. When a covalent bond is formed by an element, the distance between the atoms involved is referred to as the covalent radius.

Bohrium isotopes

In an isotope, the number of protons remains the same but the neutron number changes. Let us analyze for the Bohrium element.

The total number of known isotopes for the Bohrium element is 10, but only 270Bh is in stable form (as it has a half-life of around 1 minute).

• ²⁶⁷Bh
• ²⁷⁰Bh
• ²⁷¹Bh
• ²⁷²Bh
• ²⁷⁴Bh
• ²⁷⁸Bh

Bohrium electronic shell

The shells around the nucleus of the atoms having a specific number of electrons known as electronic shells. Let us find it for Bohrium.

The number of electronic shells in Bohrium is 7. The arrangement of electrons in each shell is 2, 8, 18, 32, 32, 13, and 2.

Bohrium energy of first ionization

The first ionization energy for the Bohrium element is 740 kJ/mol.

Bohrium energy of second ionization

The second ionization energy for the Bohrium element is 1690 kJ/mol.

Bohrium energy of third ionization

The third ionization energy for the Bohrium element is 2570 kJ/mol.

Bohrium oxidation state

The oxidation states of the Bohrium element are +3, +4, +5, and + 7. The capability of any atom to lose or gain electrons during bond formation is termed its oxidation state.

Bohrium electron configuration

The electronic configuration of the Bohrium element is [Rn] 5f¹⁴ 6d⁵ 7s². The arrangement of electrons in the atomic orbitals in an atom is depicted by electronic configuration.

Bohrium CAS number

The CAS number for the Bohrium element is 54037-14-8. It is a number assigned to every element for identifying purposes containing 10 digits.

Bohrium ChemSpider ID

The ChemSpider ID for the Bohrium element is 2293625. By making use of ChemSpider ID, one can find data from thousands of structures from data sources.

Bohrium chemical classification

Chemical classification of Bh are:

• Bohrium is a synthetic element and hence prepared in the laboratory.
• Bohrium has a very limited application; as of today, it is used for research purposes.
• Bohrium is a metal.

Bohrium state at room temperature

Bohrium occurs as a solid at room temperature.

Conclusion

Bohrium is a synthetic element and belongs to d block of periodic table. It has 10 isotopes. This element is still under studies, hence some of its properties are not known yet.