Protactinium is the ninety-one 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 Protactinium
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 Protactinium are:
Atomic Symbol of Protactinium
Every element in the periodic table has its atomic symbol or chemical symbol for representation. The atomic symbol of Protactinium is “Pa”
Atomic Number of Protactinium
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 Protactinium is 91. This shows Protactinium is the ninety-one element of the periodic table.
Short Electronic Configuration of Protactinium
Short Electronic Configuration of Protactinium is [Rn]7s2 ,5 f2 , 6d 1,
Block of Protactinium in Periodic Table
There are four blocks (s, p, d, f) in the periodic table. Protactinium belongs to the f-block of the periodic table. F block is the fourth block in the periodic table.
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Period of Protactinium in Periodic Table
Periodic table is arranged in periods and groups. The rows going across left to right are periods and Protactinium is placed in the seventh period. Elements that are present in a period share common properties .
Atomic Mass of Protactinium
Atomic mass is the mass of an atom and the atomic mass of Protactinium is 231.03588 u. If we round off the atomic mass of Protactinium , we get 231 u.
Thermodynamic properties of Protactinium
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 Protactinium are:
Phase at STP
Phase at STP is the state in which an element is present. The stp phase of Protactinium is “Solid”.
Melting Point of Protactinium
Melting point is a temperature at which an element of substance changes its state from solid to liquid. The melting point of Protactinium gas is 1572 °C.
Boiling Point of Protactinium
A boiling point is a temperature at which an element of a substance starts turning into vapors. The boiling point of Protactinium gas is 4000 °C.
Molar Heat of Fusion of Protactinium
Molar Heat of Fusion is the energy required to melt each mole of substance. The molar heat of fusion of Protactinium is 15 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 Protactinium gas is 470 kJ/mol.
Specific heat at STP
The specific heat of Protactinium at STP is 99.1 J(kgK).
These are some of the main thermodynamic properties of Protactinium . Let’s find out all the material properties of Protactinium .
Material properties
We have discussed basic elemental properties and thermodynamic properties of Protactinium gas. Besides these, there are many material properties of Protactinium as well. Some of the material properties include density, molar volume, refractive index and thermal conductivity.
Density of Protactinium
The density of Protactinium element is 15.37 g/cm3
Molar Volume of Protactinium
The molar volume of Protactinium is 15.032 cm3/mol
Thermal Conductivity of Protactinium
The thermal conductivity of Protactinium is 47 W/(mK)
These are the main material properties of Protactinium .
Electromagnetic properties of Protactinium
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 Protactinium gas include magnetic types, magnetic volume, mass magnetic susceptibility and color.
Electric type of Protactinium
The magnetic type Protactinium refers to the fact that it is a conductor.
Resistivity of Protactinium element
The resistivity of Protactinium element is 1.8 x 10-7 Ωm
Electrical conductivity of Protactinium gas
The electrical conductivity of Protactinium element is 5.6 x 106 s/m
Magnetic type of Protactinium element
The magnetic type of Protactinium atom is paramagnetic
Volume Magnetic Susceptibility of Protactinium
The volume magnetic susceptibility of Protactinium is 4.995 x 10 -4
Mass Magnetic Susceptibility of Protactinium
The mass magnetic susceptibility of Protactinium is 3.25 x 10-8 m3/kg
Molar Magnetic Susceptibility of Protactinium
The molar magnetic susceptibility of Protactinium gas is 7.509 x 10-9 m3/mol
Color of Protactinium Gas
The color of Protactinium gas is silver.
These are some of the main electromagnetic properties of Protactinium gas.
Reactivity of Protactinium
Valency of Protactinium
The valency of a Protactinium element is a number that represents the ability of an atom to combine with other atoms. The valency of Protactinium is 5.
Electronegativity of Protactinium
Electronegativity of Protactinium is the tendency of its atom participating in a covalent bond to attract the bonding electrons. Protactinium has 1.5 electronegativity.
First ionization energy of Protactinium
It is the energy to remove the outermost electron from the neutral atom in the gas phase. The first ionization energy of Protactinium is 568 kJ/mol
Atomic properties
The atomic properties of Protactinium have term symbol, atomic radius, covalent radius, van der waals radius.
Term Symbol of Protactinium
The term symbol specifies the electronic state of an atom. The term symbol of Protactinium atom is 4 K11/2
Atomic Radius of Protactinium
The total distance from an atom's nucleus to the outermost orbital of an electron is its atomic radius. The atomic radius of Protactinium is 180 pm.
Covalent Radius of Protactinium
Covalent radius is the measurement of an atom's size that forms a covalent bond. The covalent radius of Protactinium is 200 pm.
Abundances of Protactinium
It is the measure that tells us about the percentage of which it is present.
Abundance of Protactinium in earth's crust
The abundance of Protactinium in earth's crust is 9.9 x 10-13 mass %
Abundance of Protactinium in ocean
The abundance of Protactinium in ocean is 2 x 10-23 mass %
Human Abundances of Protactinium
The human abundances of Protactinium is 0 mol %
Ocean Molar Abundances of Protactinium
The ocean molar abundances of Protactinium is 5 x 10-6 mol %
Crust Molar Abundances of Protactinium
The crust molar abundances of Protactinium is 9 x 10-6 mol %
Human Molar Abundances of Protactinium
The crust molar abundances of Protactinium is 0 mol %
Nuclear properties of Protactinium
Half life of Protactinium
Half life is the time for the radioactivity of a specified isotope to fall to half its original value. The half Life of Protactinium is 32.790 yr.
Specific radioactivity of Protactinium
The specific radioactivity of Protactinium is 1.748GBq/g
Decay Mode of Protactinium
The decay mode of Protactinium is alpha emission
Unstable isotopes of Protactinium
The unstable isotopes of Protactinium is 231 Pa (32 760 yr)
Neutron Cross Section of Protactinium
The neutron cross section of Protactinium is 200 b
Identifiers of Protactinium
CAS Number of Protactinium
The CAS number of Protactinium is 7440-13-3
PubChem CID number of Protactinium
The PubChem CID number of Protactinium is 23945
Online Calculators
There are free online calculators on this website which you can use for accurate calculations. These tools are:
- Chemical Equation Balancer
- Oxidation Number Calculator
- Redox Reaction Calculator
- Percent Composition Calculator
- Percent Yield Calculator
- Theoretical Yield Calculator
- Molecular Weight Calculator
- Titration Calculator
- Atomic Mass Calculator
