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Information valid for No-259 unless otherwise noted

Basic Information

Symbol: No
Atomic Number: 102
Mass: (259.0)
Melting Point: Unknown
Boiling Point: Unknown
Number of Protons/Electrons: 102
Number of Neutrons: 157
Classification: Rare Earth
Crystal Structure: Unknown
Density @ 293 K: Unknown
Color: Unknown

Atomic Structure

[Bohr Model of Nobelium]
Number of Energy Levels: 7

  1. First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 32
    Fifth Energy Level: 32
    Sixth Energy Level: 8
    Seventh Energy Level: 2


Isotope Half Life
No-253 1.7 minutes


Date of Discovery: 1957
Discoverer: Nobel Institute for Physics
Name Origin: After Alfred Nobel
Uses: No uses known
Obtained From: Man-made