Information valid for Sc-45 unless otherwise noted
[ATOM]

Scandium

 [ATOM]

Basic Information


Symbol: Sc
Atomic Number: 21
Mass: 44.9559
Melting Point: 1539
Boiling Point: 2832
Number of Protons/Electrons: 21
Number of Neutrons: 24
Classification: Transition Metal
Crystal Structure: Hexagonal
Density: 2.989
Color: silvery

Atomic Structure

[Bohr Model of Scandium]  
Number of Energy Levels: 4

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 9
    Fourth Energy Level: 2

Isotopes

Isotope Half Life
Sc-443.92 hours
Sc-45Stable
Sc-4683.81 days
Sc-46m18.72 seconds
Sc-473.34 days
Sc-4843.67 hours
Sc-4957.3 minutes

Facts


Date of Discovery: 1879
Discoverer: Lars Nilson
Name Origin: From Scandinavia
Uses: No uses known
Obtained From: minerals (thortveitile, wiikite)

Related Links

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