Uranium element (U) is in period 7 of a periodic table. Uranium is in the f-block and it is classified as an actinide on the periodic table.
There is a lot more information related to uranium which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Uranium element (Information Table)
- Uranium element in Periodic table
- Facts about Uranium
- Properties of Uranium
- Uses of Uranium
Uranium Element (Information Table)
The important data related to uranium element is given in the table below.
|Appearance of uranium||Silvery white metallic|
|Atomic number of uranium||92|
|Symbol of uranium||U|
|Atomic mass of uranium||238.03 u|
|Protons, Neutrons & Electrons in uranium||Protons: 92, Neutrons: 146, Electrons: 92|
|State of uranium (at STP)||Solid|
|Period number of uranium in periodic table||7|
|Block of uranium in periodic table||f-block|
|Category of uranium||Inner transition metals|
|Bohr model or Electrons per shell or Electrons arrangement in uranium||2, 8, 18, 32, 21, 9, 2|
|Electron configuration of uranium||[Rn] 5f3 6d1 7s2|
|Orbital diagram of uranium|
|Electronegativity of uranium (on pauling scale)||1.38|
|Atomic radius of uranium (van der Waals radius)||240 picometers|
|Density of uranium||19.05 g/cm3|
|1st ionization energy of uranium||6.194 eV|
|Main isotope of uranium||234U, 235U and 238U|
|Melting point of uranium||1405 K or 1132 °C or 2070 °F|
|Boiling point of uranium||4404 K or 4131 °C or 7468 °F|
|Crystal structure of uranium||Orthorhombic|
|Discovery of uranium||By Martin Heinrich Klaproth in 1789|
Also see: Interactive Periodic Table (It has rotating bohr models as well as many other details of all the 118 elements in a single periodic table).
Uranium element in Periodic table
The Uranium element (U) has the atomic number 92 and is located in period 7. Uranium is a metal and it is classified as an actinide group element.
Click on above elements in the periodic table to see their information.
Facts about uranium
Here are a few interesting facts about the uranium element.
- Uranium was given its name from the name of the planet Uranus.
- Uranium is the 50th most abundant element found from the earth’s crust.
- Martin Heinrich Klaproth discovered the element uranium in the year 1789.
- Uraninite is the ore from which the majority of uranium is obtained from the earth’s crust.
- The atomic bomb which was used during World War 2 was made from Uranium.
Properties of uranium
Here is a list of some physical properties and chemical properties of uranium.
Physical properties of uranium
- Uranium has a silvery gray metallic appearance.
- The density of uranium is 19.05 g/cm3 and its atomic mass is 238.03 amu.
- The melting point and boiling point of uranium is 1405 K and 4404 K respectively.
- There are many isotopes of uranium and all these isotopes are radioactive in nature.
Chemical properties of uranium
- Uranium forms an oxide layer when it reacts with the atmospheric air.
- Uranium dissolves in acids.
- Uranium is not affected by alkalis.
- Uranium is a radioactive as well as toxic element.
Uses of uranium
Here are some uses of the uranium element.
- The main use of uranium is in producing electricity in nuclear power plants.
- Uranium and thorium are responsible for the heat present in the earth’s crust.
- Uranium was once used in making pottery glazes as well as yellow glazes.
- Uranium – Element information, properties and uses | Periodic Table. (n.d.). Uranium – Element Information, Properties and Uses | Periodic Table. https://www.rsc.org/periodic-table/element/92/uranium
- James A. M. & Lord M. P. (1992). Macmillan’s chemical and physical data. Macmillan.
- Bedford, et al. (1996, April 1). Recommended values of temperature on the International Temperature Scale of 1990 for a selected set of secondary reference points. Metrologia, 33(2), 133–154. https://doi.org/10.1088/0026-1394/33/2/3
- Allred, A. (1961, June). Electronegativity values from thermochemical data. Journal of Inorganic and Nuclear Chemistry, 17(3–4), 215–221. https://doi.org/10.1016/0022-1902(61)80142-5
- Uranium – Wikipedia. (2014, August 6). Uranium – Wikipedia. https://en.wikipedia.org/wiki/Uranium
- Nuclear Fuel Facts: Uranium. (n.d.). Energy.gov. https://www.energy.gov/ne/nuclear-fuel-facts-uranium
- P. (n.d.). Uranium | U (Element) – PubChem. Uranium | U (Element) – PubChem. https://pubchem.ncbi.nlm.nih.gov/element/Uranium
- It’s Elemental – The Element Uranium. (n.d.). It’s Elemental – the Element Uranium. https://education.jlab.org/itselemental/ele092.html
- What is Uranium? How Does it Work – World Nuclear Association. (n.d.). What Is Uranium? How Does It Work – World Nuclear Association. https://world-nuclear.org/information-library/nuclear-fuel-cycle/introduction/what-is-uranium-how-does-it-work.aspx
- Uranium. (n.d.). NRC Web. https://www.nrc.gov/reading-rm/basic-ref/glossary/uranium.html
- Manhattan Project: Science > Nuclear Physics > URANIUM CHEMISTRY AND METALLURGY. (n.d.). Manhattan Project: Science > Nuclear Physics > URANIUM CHEMISTRY AND METALLURGY. https://www.osti.gov/opennet/manhattan-project-history/Science/NuclearPhysics/uranium-chemistry.html
- Possolo, et al. (2018, January 4). Interpreting and propagating the uncertainty of the standard atomic weights (IUPAC Technical Report). Pure and Applied Chemistry, 90(2), 395–424. https://doi.org/10.1515/pac-2016-0402
- Emsley, J. (2011). Nature’s Building Blocks: An A-Z Guide to the Elements. United Kingdom: OUP Oxford.
- Haynes, W. M. (Ed.). (2014, June 4). CRC Handbook of Chemistry and Physics. https://doi.org/10.1201/b17118
- Electronic structure of the elements. (2000, March). The European Physical Journal C, 15(1–4), 78–79. https://doi.org/10.1007/bf02683401
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