What Do You Know About The Chemical Element Cerium?

10 Questions | Total Attempts: 106

SettingsSettingsSettings
Please wait...
What Do You Know About The Chemical Element Cerium?

Cerium is a soft, silvery-white chemical element that perishes when exposed to air. Cerium is soft and ductile that it can be cut with a knife. How good is your chemistry?


Questions and Answers
  • 1. 
    What is the atomic number of Cerium?
    • A. 

      58

    • B. 

      99

    • C. 

      23

    • D. 

      62

  • 2. 
    In what year was cerium discovered?
    • A. 

      1877

    • B. 

      1777

    • C. 

      1803

    • D. 

      1822

  • 3. 
    What is the symbol of the chemical element cerium?
    • A. 

      Cm

    • B. 

      Ce

    • C. 

      Ce

    • D. 

      CeCe

  • 4. 
    What is the atomic mass of cerium?
    • A. 

      122

    • B. 

      140

    • C. 

      188

    • D. 

      166

  • 5. 
    On the periodic table, cerium is found in period?
    • A. 

      2

    • B. 

      3

    • C. 

      6

    • D. 

      4

  • 6. 
    An oxide of cerium is used as?
    • A. 

      Drying agent

    • B. 

      Antisteroid

    • C. 

      Additive

    • D. 

      Glass polishing agent

  • 7. 
    How does cerium react with cold water?
    • A. 

      Explosively

    • B. 

      Violently

    • C. 

      Slowly

    • D. 

      Reactive

  • 8. 
     Cerium was named after the asteroid Ceres, which was discovered in?
    • A. 

      1922

    • B. 

      1801

    • C. 

      1888

    • D. 

      1902

  • 9. 
    Based on its physical and chemical properties, cerium is classified as a?
    • A. 

      Earth metal

    • B. 

      Noble metal

    • C. 

      Rare-earth metal

    • D. 

      Rare gas

  • 10. 
    Cerium has how many stable isotopes?
    • A. 

      5

    • B. 

      1

    • C. 

      6

    • D. 

      4

Back to Top Back to top