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Gadolinium at Chemical Elements.com
Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page

Basic Information

Name: Gadolinium
Symbol: Gd
Atomic Number: 64
Atomic Mass: 157.25 amu
Melting Point: 1311.0 °C (1584.15 K, 2391.8 °F)
Boiling Point: 3233.0 °C (3506.15 K, 5851.4 °F)
Number of Protons/Electrons: 64
Number of Neutrons: 93
Classification: Rare Earth
Crystal Structure: Hexagonal
Density @ 293 K: 7.895 g/cm3
Color: Silverish

Atomic Structure

[Bohr Model of Gadolinium]  
Number of Energy Levels: 6

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 25
    Fifth Energy Level: 9
    Sixth Energy Level: 2


Isotope Half Life
Gd-14875.0 years
Gd-1501800000.0 years
Gd-151124.0 days
Gd-1521.1E11 years
Gd-153241.6 days
Gd-15918.6 hours
Gd-1628.4 minutes


Date of Discovery: 1880
Discoverer: Jean de Marignac
Name Origin: gadolinite (mineral)
Uses: magnetic
Obtained From: gadolinite

Related Links

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MLA Format for Citing This Page

Bentor, Yinon. Chemical Element.com - Gadolinium. <http://www.chemicalelements.com/elements/gd.html>.

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