Element at v1.0.0
72
9bfa45213aed9de22885e69c4c6bbfbffe98d20406248ca773e667be3cf2686b · where else it appears
Data
{
"atomicMass": 178.49,
"atomicNumber": 72,
"block": "d",
"boilingPointC": 4602.85,
"categoryId": "transition-metal",
"density": 13.3,
"discoverer": null,
"discoveryYear": "1923",
"electronConfiguration": "[Xe]6s2 4f14 5d2",
"electronegativity": 1.3,
"group": 4,
"meltingPointC": 2232.85,
"name": "Hafnium",
"period": 6,
"phase": "Solid",
"symbol": "Hf"
}History in this collection
- addedv1.0.0Jun 12, 2026this version