-- card: 24540 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 14320
-- name: Gd


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Gd

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Gadolinium

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64

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157.25

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7.901

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1313

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3273

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+3

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(gadolinite, mineral named after the Finnish chemist Gadolin) Discovered separately by Lecoq de Boisbaudran in 1880 and Mosander in 1886. Found in minerals including monazite and bastininte. Isolated only recently.  

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rare earth metal, silvery-white, metallic luster, malleable, ductile, two allotropic forms, 17 isotopes, ferromagnetic (strongly attracted by a magnet)

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superconductive properties, phosphors for color TV tubes, alloying to improve resistance, possible magnetic use

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0.162

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Electron Configuration:

1s  2s  2p  3s  3p  3d  4s  4p  4d  4f  5s  5p  5d  5f  6s  6p  6d  6f  7s 
 2   2    6    2    6   10   2   6  10   7   2    6    1         2