atomic number 34
ریشه و کاربرد
ریشه
From the Greek word 'selene', meaning 'moon'.
مثال
- Selenium has an atomic number of 34.
- The atomic number 34 corresponds to the element selenium.
- The atomic number of selenium is 34.
تعریف انگلیسی
noun
- a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite) “Substance Holonyms: pyrite, iron pyrite, fool's gold”