Osmium is the seventy-six element in the periodic table. A periodic table contains 118 elements distributed in 7 rows and 18 columns. The rows are known as periods and the columns are the groups of the periodic table. The elements of the periodic table are arranged according to their atomic number.

Basic elemental properties of Osmium 

There are 118 different elements in the periodic table but there are some basic elemental properties of each. In a periodic table, elements with basic elemental properties are grouped together. Basic elemental properties of Osmium  are:

Atomic Symbol of Osmium 

Every element in the periodic table has its atomic symbol or chemical symbol for representation. The atomic symbol of Osmium is “Os”

Atomic Number of Osmium 

Elements in the periodic table are arranged in groups and periods on the basis of their atomic number.

Atomic number is the number of protons present in the nucleus of an atom. The atomic number of Osmium is 76. This shows Osmium is the seventy-six element of the periodic table.

Short Electronic Configuration of Osmium 

Short Electronic Configuration of Osmium is [Xe]6s2, 4 f14, 5d 6

Block of Osmium in Periodic Table

There are four blocks (s, p, d, f) in the periodic table. Osmium belongs to the d-block of the periodic table. D block is the third block in the periodic table.

Group of Osmium in Periodic Table

Groups are the columns of the periodic table and Osmium belongs to the eighth group.

Period of Osmium in Periodic Table

Periodic table is arranged in periods and groups. The rows going across left to right are periods and Osmium is placed in the sixth period. Elements that are present in a period share common properties .

Atomic Mass of Osmium

Atomic mass is the mass of an atom and the atomic mass of Osmium is 190.23 u. If we round off the atomic mass of Osmium , we get 190 u.

Thermodynamic properties of Osmium 

Thermodynamic properties are the characteristic features of a system, capable of specifying the system's state. The thermodynamic properties of an element include chemical, physical and thermal properties. The thermodynamic properties of Osmium are:

Phase at STP

Phase at STP is the state in which an element is present. The stp phase of Osmium is “Solid”.

Melting Point of Osmium 

Melting point is a temperature at which an element of substance changes its state from solid to liquid. The melting point of Osmium gas is 3033 °C.

Boiling Point of Osmium 

A boiling point is a temperature at which an element of a substance starts turning into vapors. The boiling point of Osmium gas is 5012 °C.

Molar Heat of Fusion of Osmium 

Molar Heat of Fusion is the energy required to melt each mole of substance. The molar heat of fusion of Osmium is 31 kJ/mol.

Molar heat of Vaporization

The Molar heat of vaporization is the heat absorbed by the one specific mole of a substance. The molar heat of vaporization of Osmium gas is 630 kJ/mol.

Specific heat at STP

The specific heat of Osmium at STP is 130 J(kgK).

These are some of the main thermodynamic properties of Osmium . Let’s find out all the material properties of Osmium .

Material properties

We have discussed basic elemental properties and thermodynamic properties of Osmium gas. Besides these, there are many material properties of Osmium as well. Some of the material properties include density, molar volume, refractive index and thermal conductivity.

Density of Osmium 

The density of Osmium element is  22.59 g/cm3

Liquid Density of Osmium element

The liquid density of Osmium atom is 20 g/cm3 

Molar Volume of Osmium 

The molar volume of Osmium is 8.421cm3/mol

Mohs hardness of Osmium Atom

The mohs hardness of Osmium element is 7

Shear modulus of Osmium atom

The shear modulus of Osmium element 222 GPa

Sound speed of Osmium atom

The sound speed of Osmium gas is 4940 m/s

Thermal expansion of Osmium 

The thermal expansion of Osmium is 5.1 x 10-6 K-1

Thermal Conductivity of Osmium 

The thermal conductivity of Osmium is 88 W/(mK)

These are the main material properties of Osmium .

Electromagnetic properties of Osmium 

When there is any emission or absorption of electromagnetic radiations, a martial responds to these changes. All elements of a periodic table have electromagnetic properties. Some of the main electromagnetic properties of Osmium gas include magnetic types, magnetic volume, mass magnetic susceptibility and color.

Electric type of Osmium 

The magnetic type Osmium refers to the fact that it is a conductor.

Resistivity of Osmium element

The resistivity of Osmium element is 8.1 x 10-8 Ωm

Electrical conductivity of Osmium gas

The electrical conductivity of Osmium element is 1.2 x 107 s/m

Magnetic type of Osmium element

The magnetic type of Osmium atom is paramagnetic

Volume Magnetic Susceptibility of Osmium 

The volume magnetic susceptibility of Osmium is 1.4 x 10 -5

Mass Magnetic Susceptibility of Osmium 

The mass magnetic susceptibility of Osmium is 6 x 10-10 m3/kg

Molar Magnetic Susceptibility of Osmium 

The molar magnetic susceptibility of Osmium gas is 1.1 x 10-10 m3/mol

Color of Osmium Gas

The color of Osmium gas is slate gray.

These are some of the main electromagnetic properties of Osmium gas.

Reactivity of Osmium 

Valency of Osmium 

The valency of a Osmium element is a number that represents the ability of an atom to combine with other atoms. The valency of Osmium is 6.

Electronegativity of Osmium 

Electronegativity of Osmium is the tendency of its atom participating in a covalent bond to attract the bonding electrons. Osmium  has 2.2 electronegativity.

Electron affinity of Osmium 

Electron affinity of Osmium gas is the energy released when one electron is added to a neutral atom to form an anion. The electron affinity of Osmium is 106.1 kJ/mol

First ionization energy of Osmium 

It is the energy to remove the outermost electron from the neutral atom in the gas phase. The first ionization energy of Osmium is 840 kJ/mol

Atomic properties

The atomic properties of Osmium  have term symbol, atomic radius, covalent radius, van der waals radius.

Term Symbol of Osmium 

The term symbol specifies the electronic state of an atom. The term symbol of Osmium atom is 5 D4

Atomic Radius of Osmium 

The total distance from an atom's nucleus to the outermost orbital of an electron is its atomic radius. The atomic radius of Osmium is 130 pm.

Covalent Radius of Osmium 

Covalent radius is the measurement of an atom's size that forms a covalent bond. The covalent radius of Osmium is 144 pm.

Abundances of Osmium 

It is the measure that tells us about the percentage of which it is present. 

Abundance of Osmium in the universe

The abundance of Osmium in the universe is 3 x 10-7 mass %

Abundance of Osmium in the solar system

The abundance of Osmium in the solar system is 2 x 10-7 mass %

Abundance of Osmium in earth's crust

The abundance of Osmium in earth's crust is 1.8 x 10-7 mass %

Universe Molar Abundances of Osmium 

The universe molar abundances of Osmium is 2 x 10-9 mol %

Solar Molar Abundances of Osmium 

The solar molar abundances of Osmium is 2 x 10 -9 mol %

Crust Molar Abundances of Osmium 

The crust molar abundances of Osmium is 2 x 10-8 mol %

Nuclear properties of Osmium 

Half life of Osmium 

Half life is the time for the radioactivity of a specified isotope to fall to half its original value. The half Life of Osmium is stable.

Stable isotopes of Osmium 

The stable isotopes of Osmium are 192 Os (40.93%) 

Nuclear Spin of Osmium 

The nuclear spin of Osmium is 184 Os: 0+

Unstable isotopes of Osmium 

The unstable isotopes of Osmium is 186 Os (2 quadrillion yr)

Neutron Cross Section of Osmium 

The neutron cross section of Osmium is 15 b

Identifiers of Osmium 

CAS Number of Osmium 

The CAS number of Osmium is 7440-04-2

PubChem CID number of Osmium 

The PubChem CID number of Osmium is 23937