Nobelium

Analytical testing dots

Nobelium is a synthetic element with the symbol No and atomic number 102.

 

General
Name, Symbol, Number nobelium, No, 102
Chemical series actinides
Group, Period, Block n/a, 7, f
Appearance unknown, probably silvery
white or metallic gray
Standard atomic weight [259] gĀ·mol-1
Electrons per shell 2, 8, 18, 32, 32, 8, 2
Physical properties
Phase solid
Atomic properties
Oxidation states 2, 3
Electronegativity (Pauling scale)
Ionization energies 1st: 641.6 kJ/mol
2nd: 1254.3 kJ/mol
3rd: 2605.1 kJ/mol
Miscellaneous
CAS registry number 10028-14-5

 

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Analytical testing dots

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