Neon

Neon (lot. Neonum), Ne, elementi khimiyavii guruhi VIII sistemai davrii Mendeleev, mansubi gazhoi inerty; raqami at. 10, massai at. 20,179. Asosan dar atmosfera mesha­vad va miqdori on ba 7_a1 • 10″ t ba­robar ast. Neoni atmosfera az omekhtai 3 izotopi sobit ²⁰Ne, ²‘No, ^MNe ibo­rat buda, ²⁰Ne beshtar (90,92%) ast. Neon dar sharoiti muqarrari gazi berangu bebuy; zichiash 0,9 kilogramm/metr³ (0° Selsiya va 760 millimetr sut. simob); t gudozish— 248,6° Selsiya; I jushish— 245,9°Selsiya; dar yak litr ob 10,4 ml/l Neon hal meshavad. Molekulai Neon yakatoma ast. Qabati berunii elektronii Neon 8 elektron dorad va khele ustuvor ast. Payvasthoi khimiyavii Neon hanuz hosil karda nashudaand. Neonro hangomi taqtiri havoi moe h­osil mekunand. Neon dar lampahoi elektrikii (nurafshoniash surkh) aerodromhoyu bandargohho istifoda meshavad.