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Gadolinium Quiz

Click the answer button to see the answer.

  1. Who was gadolinium isolated by?
    a. J.C. Galinard de Marignac
    b. Lecoq de Boisbaudran
    c. Johan Gadolin
    d. A and B

  2. When was Gadolinite isolated?
    a. 1935
    b. 1886
    c. 1880
    d. 1835

  3. Where was Gadolinium isolated?
    a. France
    b. Switzerland
    c. Scoltand
    d. Finland

  4. What is the Symbol for Gadolinium?
    a. Ga
    b. Gl
    c. Gd
    d. Gi

  5. What is the atomic number for Gadolinium?
    a. 64
    b. 65
    c. 66
    d. 67

  6. Gadolinium is extracted from what mineral?
    a. Yttrium
    b. Gadolinite
    c. Gadolinia
    d. Quartz

  7. How much does Gadolinium cost per kilogram?
    a. $400
    b. $445
    c. $485
    d. $496

  8. What is a use for Gadolinium?
    a. Nuclear reactions
    b. Paper
    c. Compact Discs
    d. Sattelites

  9. Who was the pure elemental Gadolinium produced by?
    a. F. Trombe
    b. J. Gadolin
    c. J. Marignac
    d. L. Boisbaudran

  10. What is the color of Gadolinium?
    a. Black
    b. Gold
    c. Silver
    d. Silver-White



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Copyright 2003 by Jake Horan (jake_horan@att.net)