We elaborate the uses of Terbium and atomic properties with characteristics. Terbium is a silvery-white chemical element with atomic number 65. Its symbol is Tb and it belongs to the group of lanthanides and its normal state in nature is solid. Terbium is located at position 65 on the periodic table.
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On this page you can discover the chemical properties of terbium and information about terbium and other elements of the periodic table such as thorium, protactinium, neptunium or plutonium. You will also learn what terbium is for and you will know its uses through its properties associated with terbium such as its atomic number or the usual state in which terbium can be found.
You will be able to see qualities of terbium 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 terbium atoms and other properties.
For some elements, part of this information is unknown. In these cases we show the properties attributed to them.
Terbium properties
Terbium is part of the group of lanthanides. Lanthanides are also called rare earths since they are commonly presented as oxides. Together with the actinides, the lanthanides form the internal transition elements.
The state of terbium in its natural form is solid. Terbium is a silvery-white chemical element that belongs to the group of lanthanides. The atomic number for terbium is 65. The chemical symbol for terbium is Tb. Terbium’s melting point is 1629 degrees Kelvin or 1356.85 degrees Celsius or degrees Celsius. The boiling point of terbium is 3503 degrees Kelvin or 3230.85 degrees Celsius or degrees Celsius.
Atomic properties of terbium
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. Regarding its position within the periodic table of elements, it can be found in period 6. Terbium has an atomic mass of 15892534 (2) u u.
The electron configuration of terbium is [Xe] 6s24f9. 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 terbium is 175 pm and its atomic radius or Bohr radius is 225 pm. Terbium has a total of 65 electrons whose distribution is as follows: In the first shell it has 2 electrons, in the second it has 8 electrons, in its third shell it has 18 electrons, in the fourth, 27 electrons, in the fifth shell it has 8 electrons and in the sixth, 2 electrons.
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Terbium characteristics
Below you can see a table that shows the main characteristics of terbium.
| Terbium | ||
|---|---|---|
| Chemical symbol | Tb | |
| Atomic number | 65 | |
| Period | 6 | |
| Appearance | silvery white | |
| Block | F | |
| Density | 8219 kg / m3 | |
| Atomic mass | 158.92534 (2) uu | |
| Medium radius | 175 pm | |
| Atomic radio | 225 | |
| Electronic configuration | [Xe] 6s24f9 | |
| Electrons per shell | 2, 8, 18, 27, 8, 2 | |
| Oxidation states | 4 | |
| Oxide | slightly basic | |
| Crystal structure | hexagonal | |
| State | solid | |
| Melting point | 1629K | |
| Boiling point | 3503K | |
| Heat of fusion | 10.8 kJ / mol | |
| Electronegativity | 1.20 | |
| Specific heat | 180 J / (Kkg) | |
| Electric conductivity | 0.889 × 106S / m | |
| Thermal conductivity | 11.1 W / (K m) | |
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