Niobium

From Citizendium
Jump to navigation Jump to search
This article is a stub and thus not approved.
Main Article
Discussion
Related Articles  [?]
Bibliography  [?]
External Links  [?]
Citable Version  [?]
Properties [?]
 
This editable Main Article is under development and subject to a disclaimer.
Niobium
92.90638(2)



  Nb
41
1s22s22p63s23p63d104s2 4p64d45s1
[ ? ] Transition metal:
Properties:
Soft, shiny-gray and ductile metal.


Niobium is a chemical element, having the chemical symbol Y. Its atomic number (the number of protons) is 41. It has a standard atomic weight of 92.9064 g•mol −1 and is a solid in its elemental form.

Niobium is considered to be a member of the "Transition metal" class of element. At a pressure of 101.325 kPa, it has a boiling point of 4,744 °C and a melting point of 2,477 °C.