55d7db7209d1be39…

Element
ID: 33357 bytesFirst seen Jun 12, 20261 collection

Fields

NameValue
atomicMass74.92159
atomicNumber33
blockp
boilingPointC613.85
categoryIdmetalloid
density5.776
discoverernull
discoveryYearAncient
electronConfiguration[Ar]4s2 3d10 4p3
electronegativity2.18
group15
meltingPointC816.85
nameArsenic
period4
phaseSolid
symbolAs

Canonical JSON

{
  "id": "33",
  "type": "Element",
  "data": {
    "atomicMass": 74.92159,
    "atomicNumber": 33,
    "block": "p",
    "boilingPointC": 613.85,
    "categoryId": "metalloid",
    "density": 5.776,
    "discoverer": null,
    "discoveryYear": "Ancient",
    "electronConfiguration": "[Ar]4s2 3d10 4p3",
    "electronegativity": 2.18,
    "group": 15,
    "meltingPointC": 816.85,
    "name": "Arsenic",
    "period": 4,
    "phase": "Solid",
    "symbol": "As"
  }
}

Appears in 1 collection

reference/periodic-table1 version · Jun 12, 2026

Full hash:55d7db7209d1be393af8c7c044788b09b28d92e508f43b0f8f9076d0bda48ad0