Tantalum: Uses And Characteristics With Its Atomic Properties

We elaborate the uses of Tantalum and atomic properties with characteristics. Tantalum is a grayish-blue chemical element with atomic number 73. Its symbol is Ta and it belongs to the group of transition metals and its normal state in nature is solid. Tantalum is located at position 73 on the periodic table.

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On this page you can discover the chemical properties of tantalum and information about tantalum and other elements of the periodic table such as niobium, dubnium, hafnium or wolfram (tungsten). You will also learn what tantalum is for and you will know its uses through its properties associated with tantalum such as its atomic number or the usual state in which tantalum can be found.

You will be able to see qualities of tantalum such as its melting and boiling point, its magnetic properties or what its chemical symbol is. Also, here you will find information about its atomic properties such as the distribution of electrons in tantalum atoms and other properties.

For some elements, part of this information is unknown. In these cases we show the properties attributed to them.

Tantalum properties

The transition metals, also called transition elements, is the group to which tantalum belongs. In this group of chemical elements to which tantalum belongs, are those located in the central part of the periodic table, specifically in block d. Among the characteristics that tantalum has, as well as those of the rest of the transition metals, is that of including in its electronic configuration the d orbital, partially full of electrons. Properties of this type of metal, among which tantalum is found, are its high hardness, having high boiling and melting points and being good conductors of electricity and heat.

The state of tantalum in its natural form is solid. Tantalum is a blue-gray chemical element and belongs to the group of transition metals. The atomic number of tantalum is 73. The chemical symbol for tantalum is Ta. The melting point of tantalum is 3290 degrees Kelvin or 3017.85 degrees Celsius or degrees Celsius. The boiling point of tantalum is 5731 degrees Kelvin or 5458.85 degrees Celsius or degrees Centigrade.

Atomic properties of tantalum

The atomic mass of an element is determined by the total mass of neutrons and protons that can be found in a single atom belonging to this element. As for the position where to find tantalum within the periodic table of elements, tantalum is in group 5 and period 6. Tantalum has an atomic mass of 180.9479 u.

The electron configuration of tantalum is [Xe] 4f14 5d3 6s2. The electronic configuration of the elements determines the way in which the electrons are structured in the atoms of an element. The mean radius of tantalum is 145 pm, its atomic radius or Bohr radius is 200 pm, and its covalent radius is 138 pm.

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Tantalum Characteristics

Below you can see a table that shows the main characteristics of tantalum.

Chemical symbol Ta
Atomic number 73
Group 5
Period 6
Appearance grayish blue
Block d
Density 16650 kg / m3
Atomic mass 180.9479 u
Medium radius 145 pm
Atomic radio 200
Covalent radius 138 pm
Electronic configuration [Xe] 4f14 5d3 6s2
Oxidation states 5 (slightly acidic)
Crystal structure body-centered cubic
State solid
Melting point 3290K
Boiling point 5731K
Heat of fusion 31.6 kJ / mol
Vapor pressure 0.776 Pa at 3269 K
Electronegativity 1.5 (Pauling)
Specific heat 140 J / (kg K)
Electric conductivity 7.61 × 106 m-1 Ω-1
Thermal conductivity 57.5 W / (mK)

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