Californium

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Symbol:

Cf

Atomic Number:

98

Relative Atomic Mass:

251.0796 g mol^-1

Electron Configuration:

[Rn]5f¹⁰7s²

Oxidation States:

IV, III

Ionic Radius:

82pm (for +4 oxidation state)

95pm (for +3 oxidation state)

Melting Point:

900°C

Density:

15.1 g cm^-3 (at 20°C)

Reduction Potential:

-2.01V

for Cf³⁺ +3e^- a Cf_(s)

Electronegativity (Allred and Rochow):

1.2

Number of Natural Isotopes:

0