We elaborate the uses of Praseodymium and atomic properties with characteristics. Praseodymium is a silvery-white, yellowish chemical element with atomic number 59. Its symbol is Pr and it belongs to the group of lanthanides and its normal state in nature is solid. Praseodymium is located at position 59 on the periodic table.
On this page you can discover the chemical properties of praseodymium and information about praseodymium and other elements of the periodic table such as thorium, protactinium, neptunium or plutonium. You will also learn what praseodymium is for and you will know its uses through its properties associated with praseodymium such as its atomic number or the usual state in which praseodymium can be found.
You will be able to see qualities of praseodymium such as its melting and boiling point, its magnetic properties or what its chemical symbol is. In addition, here you will find information about its atomic properties such as the distribution of electrons in praseodymium atoms and other properties.
For some elements, part of this information is unknown. In these cases we show the properties attributed to them.
Praseodymium properties
Praseodymium 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 praseodymium in its natural form is solid. Praseodymium is a silvery-white, yellowish chemical element that belongs to the group of lanthanides. The atomic number of praseodymium is 59. The chemical symbol for praseodymium is Pr. The melting point of praseodymium is 1204 degrees Kelvin or 931.85 degrees Celsius, or degrees Celsius. The boiling point of praseodymium is 3793 degrees Kelvin or 3520.85 degrees Celsius or degrees Celsius.
Atomic properties of praseodymium
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. Praseodymium has an atomic mass of 140.90765 u.
The electron configuration of praseodymium is [Xe] 6s24f3. 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 praseodymium is 185 pm, its atomic radius or Bohr radius is 247 pm, and its covalent radius is 165 pm. Praseodymium has a total of 59 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, 21 electrons, in the fifth shell it has 8 electrons and in the sixth, 2 electrons.
Characteristics of praseodymium
Below you can see a table that shows the main characteristics of praseodymium.
| Praseodymium | ||
|---|---|---|
| Chemical symbol | Pr | |
| Atomic number | 59 | |
| Period | 6 | |
| Appearance | silvery white, yellowish | |
| Block | F | |
| Density | 6640 kg / m3 | |
| Atomic mass | 140.90765 u | |
| Medium radius | 185 pm | |
| Atomic radio | 247 | |
| Covalent radius | 165 pm | |
| Electronic configuration | [Xe] 6s24f3 | |
| Electrons per shell | 2, 8, 18, 21, 8, 2 | |
| Oxidation states | 3 | |
| Oxide | slightly basic | |
| Crystal structure | hexagonal | |
| State | solid | |
| Melting point | 1204K | |
| Boiling point | 3793K | |
| Heat of fusion | 6.89 kJ / mol | |
| Vapor pressure | 1.333224 10-6Pa at 1070 K | |
| Electronegativity | 1.13 | |
| Specific heat | 193 J / (Kkg) | |
| Electric conductivity | 1.48106S / m | |
| Thermal conductivity | 12.5 W / (K m) | |
