[2][3] Praseodymium(III) bromide is a green solid at room temperature.

[7] The praseodymium ions are 9-coordinate and adopt a tricapped trigonal prismatic geometry.

[9] Praseodymium(III) bromide is hygroscopic.

[4] Praseodymium(III) bromide has an oxidation number of 3.

[1] Praseodymium(III) bromide can cause skin irritation (H315/R38), eye irritation (H319/R36), and that breathing dust/fume/gas/mist/vapours/spray of Praseodymium(III) bromide should be avoided (P261/S23), that one should wash hands thoroughly after handling (P264), one should wear protective gloves and clothes clothing, and wear eye protection and face protection (P280/S36/S37/S39), and that if one gets Praseodymium(III) bromide in their eyes, that they should wash their eyes cautiously for several minutes, removing contact lenses if possible (P305).