| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,734,058,334 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
hahnium |
Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson | 0.07 sec. |
|
hahnium (hän`ēəm), symbol Ha, former suggested name for both element 105, now called dubnium dubnium (d ..... Click the link for more information. , and element 108, now called hassium hassium (hăs`ēəm, häs`–), artificially produced radioactive chemical element; symbol Hs; at. no. ..... Click the link for more information. . hahnium a name once advanced by the American Chemical Society for a transuranic element, artificially produced from californium, atomic no.: 105; half-life of most stable isotope, 262Ha: 40 seconds hahnium [′hän·ē·əm] (chemistry) The name suggested by workers in the United States for element 105. Symbolized Ha. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
However, after previous experiments on elements 104 and 105--rutherfordium and hahnium (SN: 9/8/90, p. Atomic Voting number Name Symbol in favor(a) 101 Mendelevium Md 20 102 Nobelium No 20 103 Lawrencium Lr 20 104 Dubnium Db 19 105 Joliotium Jl 18 106 Rutherfordium Rf 18 107 Bohrium Bh 20 108 Hahnium Hn 19 109 Meitnerium Mt 20 The chemical elements lawrencium, rutherfordium and hahnium hardly contribute to the stuff of everyday life. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|