Element at v1.0.0
55
52c123faec7884ee2c96c6941a0725d9ca10a18444879c6fdaea44aff0d7f606 · where else it appears
Data
{
"atomicMass": 132.905452,
"atomicNumber": 55,
"block": "s",
"boilingPointC": 670.85,
"categoryId": "alkali-metal",
"density": 1.93,
"discoverer": null,
"discoveryYear": "1860",
"electronConfiguration": "[Xe]6s1",
"electronegativity": 0.79,
"group": 1,
"meltingPointC": 28.44,
"name": "Cesium",
"period": 6,
"phase": "Solid",
"symbol": "Cs"
}History in this collection
- addedv1.0.0Jun 12, 2026this version