Lanthanum nitride explained

Lanthanum nitride is a binary inorganic compound of lanthanum and nitride with the chemical formula .^{[1] [2]}

Preparation

Lanthanum nitride can be prepared from the reaction of nitrogen and lanthanum trihydride:

It can also be prepared from the reaction of ammonia and lanthanum trihydride:^[3]

The reaction of nitrogen and lanthanum amalgam can also work:^[4]

Physical properties

Lanthanum nitride forms black powder that is insoluble in water.^[1] Their crystals are of the cubic system with the Fm3m space group.^[5]

It is paramagnetic.

Chemical properties

Lanthanum nitride reacts with water and moisture from the air:^[6]

It reacts with acids:

Uses

Gerbicidum.LaN is used as a LED material, magnetic material, semiconductor, refractory material, dyes, catalyst.^{[7] [8]}

Notes and References

1. Web site: Lanthanum Nitride . . 8 February 2024 . en.
2. Book: Derz . Friedrich W. . H-Z . 18 May 2020 . . 978-3-11-232209-3 . 1179 . 8 February 2024 . en.
3. Book: Foster . L. S. . The Preparation of Crucibles from Nitrides . 1945 . U.S. Atomic Energy Commission. Technical Information Service . 8 . 8 February 2024 . en.
4. Young . R. A. . Ziegler . W. T. . Crystal Structure of Lanthanum Nitride 1,2 . . November 1952 . 74 . 21 . 5251–5253 . 10.1021/ja01141a004 . 8 February 2024 . en . 0002-7863.
5. Young . R. A. . Ziegler . W. T. . Crystal Structure of Lanthanum Nitride 1,2 . . November 1952 . 74 . 21 . 5251–5253 . 10.1021/ja01141a004 . 8 February 2024 . en . 0002-7863.
6. Web site: Lanthanum Nitride Powder, LaN, CAS 25764-10-7 - Heeger Materials . Heeger Materials Inc. . 8 February 2024 . en-us.
7. Web site: Lanthanum Nitride (LaN) Powder (CAS No. 25764-10-7) . samaterials.com . 8 February 2024 . en.
8. Deng . Zihao . Kioupakis . Emmanouil . Semiconducting character of LaN: Magnitude of the bandgap and origin of the electrical conductivity . AIP Advances . 1 June 2021 . 11 . 6 . 10.1063/5.0055515 . 2106.04646 . 2021AIPA...11f5312D . 235376911 . 8 February 2024.