SHEET /m/thorium · PubChem CID 23960 · CAS 7440-29-1 · REV 2026.07
marquee
Thorium
from sourceTh · 232.038 g/mol
torio
What is Thorium?
A weakly radioactive metal once used in gas lantern mantles and in camera lenses, and a proposed alternative nuclear fuel. Element 90. from source
CategoryElement & material
LeaderboardsBiggest
Fig. 1 · 2D structure RDKit
SMILES
[Th]Where you'll find it
A pure element or an engineered material, rather than an ingredient in a product. See the rest of the element & material group.
Toxicity & hazards
DangerOxidizerIrritantHealth hazardH272, H302, H315, H319, H335, H373from source