07685d974c9efd1b…

Element
ID: 68351 bytesFirst seen Jun 12, 20261 collection

Fields

NameValue
atomicMass167.26
atomicNumber68
blockf
boilingPointC2867.85
categoryIdlanthanide
density9.07
discoverernull
discoveryYear1843
electronConfiguration[Xe]6s2 4f12
electronegativity1.24
groupnull
meltingPointC1528.85
nameErbium
period6
phaseSolid
symbolEr

Canonical JSON

{
  "id": "68",
  "type": "Element",
  "data": {
    "atomicMass": 167.26,
    "atomicNumber": 68,
    "block": "f",
    "boilingPointC": 2867.85,
    "categoryId": "lanthanide",
    "density": 9.07,
    "discoverer": null,
    "discoveryYear": "1843",
    "electronConfiguration": "[Xe]6s2 4f12",
    "electronegativity": 1.24,
    "group": null,
    "meltingPointC": 1528.85,
    "name": "Erbium",
    "period": 6,
    "phase": "Solid",
    "symbol": "Er"
  }
}

Appears in 1 collection

reference/periodic-table1 version · Jun 12, 2026

Full hash:07685d974c9efd1bda8c0f2bf666cd149040fb8b925365186aa4a4c84a0d3ccb