hafnium

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Related to Element 72: Element 69, Element 71, Element 73

hafnium

 (Hf) [haf´ne-um]
a chemical element, atomic number 72, atomic weight 178.49. (See Appendix 6.)

haf·ni·um (Hf),

(haf'nē-ŭm),
A rare chemical element, atomic no. 72, atomic wt. 178.49.
[L. Hafnia, Copenhagen]

hafnium

/haf·ni·um/ (Hf) (haf´ne-um) chemical element, at. no. 72.

hafnium (Hf)

[haf′nē·əm]
Etymology: Hafnia, Medieval Latin name of Copenhagen, Denmark
a hard, brittle silver-gray metallic element of the third transition series. Its atomic number is 72; its atomic mass is 178.49. Elements in this group show some nonmetallic chemical characteristics.

haf·ni·um

(Hf) (haf'nē-ŭm)
A rare chemical element, atomic no. 72, atomic wt. 178.49.
[L. Hafnia, Copenhagen]

hafnium

a chemical element, atomic number 72, atomic weight 178.49, symbol Hf. See Table 6.