1775254303a2f5d1…
ElementID:
101354 bytesFirst seen Jun 12, 20261 collectionFields
| Name | Value |
|---|---|
| atomicMass | 258.09843 |
| atomicNumber | 101 |
| block | f |
| boilingPointC | null |
| categoryId | actinide |
| density | null |
| discoverer | null |
| discoveryYear | 1955 |
| electronConfiguration | [Rn]7s2 5f13 |
| electronegativity | 1.3 |
| group | null |
| meltingPointC | 826.85 |
| name | Mendelevium |
| period | 7 |
| phase | Solid |
| symbol | Md |
Canonical JSON
{
"id": "101",
"type": "Element",
"data": {
"atomicMass": 258.09843,
"atomicNumber": 101,
"block": "f",
"boilingPointC": null,
"categoryId": "actinide",
"density": null,
"discoverer": null,
"discoveryYear": "1955",
"electronConfiguration": "[Rn]7s2 5f13",
"electronegativity": 1.3,
"group": null,
"meltingPointC": 826.85,
"name": "Mendelevium",
"period": 7,
"phase": "Solid",
"symbol": "Md"
}
}Appears in 1 collection
reference/periodic-table1 version · Jun 12, 2026
Full hash:1775254303a2f5d19f734b0a38f33f1177b80ee80254ed32af6a90c577aee5ea