Gadolinium(III) nitride

Gadolinium(III) nitride is a binary inorganic compound of gadolinium and nitrogen with the chemical formula GdN.^[2][3]

Gadolinium(III) nitride

Names
IUPAC name Azanylidynegadolinium
Other names Gadolinium mononitride
Identifiers
CAS Number	25764-15-2
3D model (JSmol)	Interactive image
EC Number	247-250-9
PubChem CID	117632
CompTox Dashboard (EPA)	DTXSID4067145
InChI InChI=1S/Gd.N Key: FLATXDRVRRDFBZ-UHFFFAOYSA-N
SMILES [Gd]#N
Properties
Chemical formula	GdN
Molar mass	171.26 g·mol−1
Appearance	black powder
Density	9.10 g/cm3[1]
Melting point	2,360 °C (4,280 °F; 2,630 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Preparation

Gadolinium(III) nitride can be prepared by the direct reaction of gadolinium metal and nitrogen gas at 1600 °C and at a pressure of 1300 atm.^[4]

2Gd + N₂ → 2GdN

Properties

Physical

Gadolinium(III) nitride forms a black powder.^[5][6] It is isomorphous with sodium chloride^[7] with the space group of Fm3m.^[8]

Chemical

Gadolinium(III) nitride hydrolyzes in humid air to form gadolinium(III) hydroxide and ammonia.^[9] It is insoluble in water but soluble in acids.^[10]

Uses

Gadolinium(III) nitride is used as a semiconductor.^[11] It can also be used as a magnetic material, a catalyst in chemical reactions and a component in neutron converters for radiation detectors.^[10]

References

1. Haynes, William M. (22 June 2016). CRC Handbook of Chemistry and Physics. CRC Press. pp. 4–63. ISBN 978-1-4987-5429-3. Retrieved 6 February 2024.
2. "Gadolinium(III) Nitride GdN". American Elements. Retrieved 6 February 2024.
3. Yaws, Carl L. (20 June 2014). Thermophysical Properties of Chemicals and Hydrocarbons. William Andrew. p. 358. ISBN 978-0-323-29060-9. Retrieved 6 February 2024.
4. Li, D. X.; Haga, Y.; Shida, H.; Suzuki, T. (2 April 1994). "Magnetic properties of ferromagnetic GdN". Physica B: Condensed Matter. 199–200: 631–633. doi:10.1016/0921-4526(94)91928-3. ISSN 0921-4526. Retrieved 6 February 2024.
5. "Gadolinium(III) nitride, 99.5% (REO), Thermo Scientific Chemicals | Fisher Scientific". Fischer Scientific. Retrieved 6 February 2024.
6. "Gadolinium (III) Nitride Powder (GdN) (CAS No. 25764-15-2)". samaterials.com. Retrieved 6 February 2024.
7. Perry, Dale L. (19 April 2016). Handbook of Inorganic Compounds. CRC Press. p. 181. ISBN 978-1-4398-1462-8. Retrieved 6 February 2024.
8. Standard X-ray Diffraction Powder Patterns. U.S. Department of Commerce, National Bureau of Standards. 1953. p. 57. Retrieved 6 February 2024.
9. "Gadolinium Nitride Powder, GdN, CAS 25764-15-2 - Heeger Materials". Heeger Materials Inc. Retrieved 6 February 2024.
10. "Gadolinium Nitride Powder GdN, CAS No 25764-15-2". CG MATERIAL. Retrieved 6 February 2024.
11. O'Bannon, Loran (6 December 2012). Dictionary of Ceramic Science and Engineering. Springer Science & Business Media. p. 115. ISBN 978-1-4613-2655-7. Retrieved 6 February 2024.