Atomic Structure of Osmium

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Atomic Properties of Osmium

Atomic Number

Electron Configuration
[Xe] 4f14 5d6 6s2

Crystal Structure
Hexagonal Close Packed (HCP)

Crystal Lattice

Atom of Osmium

Number of Protons

Number of Neutrons

Number of Electrons

Radius of an Atom

Atomic Radius
133.80 pm

Covalent Radius
Not Available

Van der Waals Radius
216.00 pm

Atomic Weight
190.23 amu

Atomic Volume
8.49 cm3/mol

Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential
91.40 (-eV)

Lattice Constant
273.44 pm

Lattice Angles
π/2, π/2, 2 π/3

Lattice C/A Ratio

Osmium Atomic Structure

Osmium atomic structure provides properties of its atom. Atomic structure of Osmium includes atomic number, atomic weight, electron configuration, atomic radius, etc. The atom or the nucleus of this metal consists of 76 protons, 114 neutrons and 76 electrons. Apart from the atomic structure of Osmium, you can find amazing information and interesting Facts About Osmium. The lattice constant and lattice Angles, refers to the physical dimension of its unit cells. 3D lattices generally have three lattice constants which are commonly referred as a, b, and c and their respective values are π/2, π/2, 2 π/3 and its constat's value is 273.44 pm.

Osmium Atomic Number

The atomic number of Osmium is 76. Osmium atomic number signifies the total number of protons or electrons present inside its atom. Under normal conditions, the number of electrons and protons are equal, making the net charge of an atom return to zero. Atomic structure of Osmium depends upon the total number of electrons, neutrons and protons present in its nucleus. Atomic number largely determines the atomic size, electronegativity, valency and other such factors. Atomic weight is the weight of the atom as whole, the weight corresponding to all the atomic particles. The atomic weight of Osmium is 190.23 amu whereas its volume is 8.49 cm3/mol. Atomic radius of Osmium is 133.80 pm and its covalent radius is Not Available.

Osmium Electron Configuration

Osmium electron configuration explains the electron distribution in different orbits of the atom. The electron configuration plays a significant role in determining the position of Osmium In Periodic Table. The electron configuration of Osmium is [Xe] 4f14 5d6 6s2. The value of valence electron potential of this element is 91.40 (-eV). It is calculated using (-eV)= kn/r equation.

Crystal Structure of Osmium

Crystal structure of Osmium plays an important role in determining the other Physical Properties of Osmium. Its crystal structure shows the unique arrangement of atoms inside a crystal which helps in deconding the atomic structure of Osmium metal. Osmium crystal structure is Hexagonal Close Packed (HCP). The hexagonal crystal system consists of the 7 point groups such that all their space groups have the hexagonal lattice as underlying lattice. The hexagonal crystal family consists of the 12 point groups such that at least one of their space groups has the hexagonal lattice as underlying lattice, and is the union of the hexagonal crystal system and the trigonal crystal All these atomic properties of Osmium are related to its atomic structure.