Neptunium is the ninety-three 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 Neptunium
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 Neptunium are:
Atomic Symbol of Neptunium
Every element in the periodic table has its atomic symbol or chemical symbol for representation. The atomic symbol of Neptunium is “Np”
Atomic Number of Neptunium
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 Neptunium is 93. This shows Neptunium is the ninety-three element of the periodic table.
Short Electronic Configuration of Neptunium
Short Electronic Configuration of Neptunium is [Rn]7s2 ,5 f4 , 6d 1
Block of Neptunium in Periodic Table
There are four blocks (s, p, d, f) in the periodic table. Neptunium belongs to the f-block of the periodic table. F block is the fourth block in the periodic table.
Period of Neptunium in Periodic Table
Periodic table is arranged in periods and groups. The rows going across left to right are periods and Neptunium is placed in the seventh period. Elements that are present in a period share common properties .
Atomic Mass of Neptunium
Atomic mass is the mass of an atom and the atomic mass of Neptunium is 2.145 u. If we round off the atomic mass of Neptunium , we get 2.15 u.
Thermodynamic properties of Neptunium
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 Neptunium are:
Phase at STP
Phase at STP is the state in which an element is present. The stp phase of Neptunium is “Solid”.
Melting Point of Neptunium
Melting point is a temperature at which an element of substance changes its state from solid to liquid. The melting point of Neptunium gas is 644 °C.
Boiling Point of Neptunium
A boiling point is a temperature at which an element of a substance starts turning into vapors. The boiling point of Neptunium gas is 4000 °C.
Molar Heat of Fusion of Neptunium
Molar Heat of Fusion is the energy required to melt each mole of substance. The molar heat of fusion of Neptunium is 10 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 Neptunium gas is 335 kJ/mol.
These are some of the main thermodynamic properties of Neptunium . Let’s find out all the material properties of Neptunium .
We have discussed basic elemental properties and thermodynamic properties of Neptunium gas. Besides these, there are many material properties of Neptunium as well. Some of the material properties include density, molar volume, refractive index and thermal conductivity.
Density of Neptunium
The density of Neptunium element is 20.45 g/cm3
Molar Volume of Neptunium
The molar volume of Neptunium is 11.6cm3/mol
Thermal Conductivity of Neptunium
The thermal conductivity of Neptunium is 6 W/(mK)
These are the main material properties of Neptunium .
Electromagnetic properties of Neptunium
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 Neptunium gas include magnetic types, magnetic volume, mass magnetic susceptibility and color.
Electric type of Neptunium
The magnetic type Neptunium refers to the fact that it is a conductor.
Resistivity of Neptunium element
The resistivity of Neptunium element is 1.2 x 10-6 Ωm
Electrical conductivity of Neptunium gas
The electrical conductivity of Neptunium element is 830,000 s/m
Color of Neptunium Gas
The color of Neptunium gas is silver.
These are some of the main electromagnetic properties of Neptunium gas.
Reactivity of Neptunium
Valency of Neptunium
The valency of a Neptunium element is a number that represents the ability of an atom to combine with other atoms. The valency of Neptunium is 6.
Electronegativity of Neptunium
Electronegativity of Neptunium is the tendency of its atom participating in a covalent bond to attract the bonding electrons. Neptunium has 1.36 electronegativity.
First ionization energy of Neptunium
It is the energy to remove the outermost electron from the neutral atom in the gas phase. The first ionization energy of Neptunium is 604.5 kJ/mol
The atomic properties of Neptunium have term symbol, atomic radius, covalent radius, van der waals radius.
Term Symbol of Neptunium
The term symbol specifies the electronic state of an atom. The term symbol of Neptunium atom is 6 L11/2
Atomic Radius of Neptunium
The total distance from an atom's nucleus to the outermost orbital of an electron is its atomic radius. The atomic radius of Neptunium is 175 pm.
Covalent Radius of Neptunium
Covalent radius is the measurement of an atom's size that forms a covalent bond. The covalent radius of Neptunium is 190 pm.
Abundances of Neptunium
It is the measure that tells us about the percentage of which it is present.
Abundance of Neptunium in the universe
The abundance of Neptunium in the universe is 0 mass %
Abundance of Neptunium in the solar system
The abundance of Neptunium in the solar system is 0 mass %
Abundance of Neptunium in earth's crust
The abundance of Neptunium in earth's crust is 0 mass %
Abundance of Neptunium in ocean
The abundance of Neptunium in ocean is 0 mass %
Universe Molar Abundances of Neptunium
The universe molar abundances of Neptunium is 0 mol %
Solar Molar Abundances of Neptunium
The solar molar abundances of Neptunium is 0 mol %
Ocean Molar Abundances of Neptunium
The ocean molar abundances of Neptunium is 0 mol %
Crust Molar Abundances of Neptunium
The crust molar abundances of Neptunium is 0 mol %
Human Molar Abundances of Neptunium
The crust molar abundances of Neptunium is 0 mol %
Nuclear properties of Neptunium
Half life of Neptunium
Half life is the time for the radioactivity of a specified isotope to fall to half its original value. The half Life of Neptunium is 2.145 Myr.
Specific Radioactivity of Neptunium
The specific radioactivity of Neptunium is 26.03 MBq/g
Decay Mode of Neptunium
The decay mode of Neptunium is alpha emission
Unstable isotopes of Neptunium
The unstable isotopes of Neptunium is 237 Np (2.144 Myr)
Neutron Cross Section of Neptunium
The neutron cross section of Neptunium is 180 b
Identifiers of Neptunium
CAS Number of Neptunium
The CAS number of Neptunium is 7439-99-8
PubChem CID number of Neptunium
The PubChem CID number of Neptunium is 23933