- isomeric level
- ядр.• изомерно ниво
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Darmstadtium — meitnerium ← darmstadtium → roentgenium Pt ↑ Ds ↓ (Uhn) … Wikipedia
Isotopes of dubnium — Dubnium (Db) is an artificial element, and thus a standard atomic mass cannot be given. Like all artificial elements, it has no stable isotopes. The first isotope to be synthesized was 261Db in 1968. There are 12 known radioisotopes from 256Db to … Wikipedia
Rutherfordium — (pronEng|ˌrʌðɚˈfɔrdiəm) is a chemical element in the periodic table that has the symbol Rf and atomic number 104. This is a radioactive synthetic element whose most stable known isotope is 267Rf with a half life of approximately 1.3 hours.… … Wikipedia
Dubnium — rutherfordium ← dubnium → seaborgium Ta ↑ Db ↓ (Upp) … Wikipedia
Hassium — (pronEng|ˈhæsiəm or IPA|/ˈhɑːsiəm/ [ [http://dictionary.reference.com/browse/hassium hassium Definitions from Dictionary.com ] ] ) is a synthetic element in the periodic table that has the symbol Hs and atomic number 108. Hassium oxidizes… … Wikipedia
Lawrencium — (pronEng|ləˈrɛnsiəm) is a radioactive synthetic element with the symbol Lr (formerly Lw) and atomic number 103.Its most stable known isotope is 262Lr, with a half life of approximately 3.6 hours. Little is known of the chemistry but there is… … Wikipedia
Seaborgium — (pronEng|siːˈbɔrgiəm) is a chemical element in the periodic table that has the symbol Sg and atomic number 106, Image of Seaborgium . Seaborgium is a synthetic element whose most stable isotope 271Sg has a half life of 1.9 minutes. Chemistry… … Wikipedia
Nobelium — mendelevium ← nobelium → lawrencium Yb ↑ No ↓ (Upb) … Wikipedia
Isotopes of nobelium — Nobelium (No) is an artificial element, and thus a standard atomic mass cannot be given. Like all artificial elements, it has no stable isotopes. The first isotope to be synthesized (and correctly identified) was 254No in 1966. There are 16 known … Wikipedia
Ununbium — (pronEng|juːˈnʌnbiəm [cite encyclopedia | encyclopedia = Columbia Encyclopedia | url = http://reference.aol.com/columbia/ a/ununbium/20051207161909990010 | title = ununbium] or IPA|/əˈnʌnbiəm/ [cite dictionary | encyclopedia = Dictionary.com |… … Wikipedia
Meitnerium — hassium ← meitnerium → darmstadtium Ir ↑ Mt ↓ (Upe) … Wikipedia