Element at v1.0.0
58
06bc81c5a5aa2feb20108d8bdef21e3a7b89764335674b5ef02a8f67de405a99 · where else it appears
Data
{
"atomicMass": 140.116,
"atomicNumber": 58,
"block": "f",
"boilingPointC": 3423.85,
"categoryId": "lanthanide",
"density": 6.77,
"discoverer": null,
"discoveryYear": "1803",
"electronConfiguration": "[Xe]6s2 4f1 5d1",
"electronegativity": 1.12,
"group": null,
"meltingPointC": 797.85,
"name": "Cerium",
"period": 6,
"phase": "Solid",
"symbol": "Ce"
}History in this collection
- addedv1.0.0Jun 12, 2026this version