nobelium

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Symbol:

No

Atomic Number:

102

Relative Atomic Mass:

259.1009 g mol^-1

Electron Configuration:

[Rn]5f¹⁴7s²

Oxidation States:

III, II

Ionic Radius:

110pm (for +2 oxidation state)

Reduction Potential:

-1.78V

for HfO₂ + 4H⁺ + 4e^- a Hf_(s) + 2H₂O

for No³⁺ + 3e^- a No_(s)

Number of Natural Isotopes:

0