Information valid for Y-89 unless otherwise noted
[ATOM]

Yttrium

 [ATOM]

Basic Information


Symbol: Y
Atomic Number: 39
Mass: 88.9059
Melting Point: 1523
Boiling Point: 3337
Number of Protons/Electrons: 39
Number of Neutrons: 50
Classification: Transition Metal
Crystal Structure: Hexagonal
Density: 4.469
Color: silvery

Atomic Structure

[Bohr Model of Yttrium]  
Number of Energy Levels: 5

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 9
    Fifth Energy Level: 2

Isotopes

Isotope Half Life
Y-8614.74 hours
Y-873.35 days
Y-88106.6 days
Y-89Stable
Y-902.67 days
Y-90m3.19 hours
Y-9158.51 days
Y-91m49.71 minutes
Y-923.54 hours
Y-9310.2 hours

Facts


Date of Discovery: 1794
Discoverer: Johann Gadolin
Name Origin: After Ytterby (a town in Sweden)
Uses: color TV's, radars
Obtained From: monazite, xenotime, yettriac

Related Links

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