Gadolinium element (Gd) is in period 6 of a periodic table. Gadolinium is in the f-block and it is classified as a lanthanide on the periodic table.
There is a lot more information related to gadolinium which is mentioned in the Information Table given below.
So let’s dive right into it!
Table of contents
- Gadolinium element (Information Table)
- Gadolinium element in Periodic table
- Facts about Gadolinium
- Properties of Gadolinium
- Uses of Gadolinium
Gadolinium Element (Information Table)
The important data related to gadolinium element is given in the table below.
|Appearance of gadolinium||Silvery white appearance|
|Atomic number of gadolinium||64|
|Symbol of gadolinium||Gd|
|Atomic mass of gadolinium||157.25 u|
|Protons, Neutrons & Electrons in gadolinium||Protons: 64, Neutrons: 93, Electrons: 64|
|State of gadolinium (at STP)||Solid|
|Period number of gadolinium in periodic table||6|
|Block of gadolinium in periodic table||f-block|
|Category of gadolinium||Inner transition metals|
|Bohr model or Electrons per shell or Electrons arrangement in gadolinium||2, 8, 18, 25, 9, 2|
|Electron configuration of gadolinium||[Xe] 4f7 5d1 6s2|
|Orbital diagram of gadolinium|
|Electronegativity of gadolinium (on pauling scale)||1.2|
|Atomic radius of gadolinium (van der Waals radius)||237 picometers|
|Density of gadolinium||7.9 g/cm3|
|1st ionization energy of gadolinium||6.150 eV|
|Main isotope of gadolinium||158Gd|
|Melting point of gadolinium||1585 K or 1312 °C or 2394 °F|
|Boiling point of gadolinium||3273 K or 3000 °C or 5432 °F|
|Crystal structure of gadolinium||Hexagonal Close Packing (HCP)|
|Discovery of gadolinium||By Jean Charles Galissard de Marignac in 1880|
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).
Gadolinium element in Periodic table
The Gadolinium element (Gd) has the atomic number 64 and is located in period 6. Gadolinium is a metal and it is classified as a lanthanide group element.
Click on above elements in the periodic table to see their information.
Facts about gadolinium
Here are a few interesting facts about the gadolinium element.
- The earth’s crust contains 5.2 ppm (by weight) of gadolinium.
- Jean Charles Galissard de Marignac discovered gadolinium in the year 1880.
- Gadolinium metal is not available from one place on the earth. But it is evenly spread on the earth.
- Gadolinium has the greatest ability to absorb the neutrons than any other elements on the periodic table.
- Gadolinite is the main ore of gadolinium that is found from the earth’s crust.
Properties of gadolinium
Here is a list of some physical properties and chemical properties of gadolinium.
Physical properties of gadolinium
- Gadolinium has a silvery white metallic appearance.
- Gadolinium has HCP crystal structure at room temperature.
- There are many isotopes of gadolinium and out of these isotopes, the most abundant isotope is 158Gd.
- The melting point and boiling point of gadolinium is 1585 K and 3273 K respectively.
Chemical properties of gadolinium
- Gadolinium is a reactive metal and hence it always exists as a compound with other elements in the earth’s crust.
- Gadolinium is easily soluble in dilute acids.
- Gadolinium reacts with the oxygen of the atmosphere and it starts tarnishing.
- Gadolinium also reacts with water.
- The most common oxidation state of gadolinium is +3.
Uses of gadolinium
Here are some uses of the gadolinium element.
- Gadolinium is present in some proportions in the color TV picture tubes.
- Some compounds of gadolinium are also used in microwave applications.
- Gadolinium is also used as a neutron absorber in nuclear power plants.
- The workability of iron and chromium can be improved by adding gadolinium to them.
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- C&EN: IT’S ELEMENTAL: THE PERIODIC TABLE – THE LANTHANIDES. (n.d.). C&EN: IT’S ELEMENTAL: THE PERIODIC TABLE – THE LANTHANIDES. https://pubsapp.acs.org/cen/80th/lanthanides.html?
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- 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
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- Gadolinium – Wikipedia. (2009, June 6). Gadolinium – Wikipedia. https://en.wikipedia.org/wiki/Gadolinium
- Gadolinium | chemical element. (n.d.). Encyclopedia Britannica. https://www.britannica.com/science/gadolinium
- P. (n.d.). Gadolinium | Gd (Element) – PubChem. Gadolinium | Gd (Element) – PubChem. https://pubchem.ncbi.nlm.nih.gov/element/Gadolinium
- It’s Elemental – The Element Gadolinium. (n.d.). It’s Elemental – the Element Gadolinium. https://education.jlab.org/itselemental/ele064.html
- Periodic Table of Elements: Los Alamos National Laboratory. (n.d.). Periodic Table of Elements: Los Alamos National Laboratory. https://periodic.lanl.gov/64.shtml
- 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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