Atomic Number: 98

Name: Californium

Atomic symbol: Cf

Atomic Weight: 251.0796

Electron configuration: 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁶4d¹⁰5s²5p⁶4f¹⁴5d¹⁰5f¹⁰6s²6p⁶7s²