د ويکيپېډيا، وړیا پوهنغونډ له خوا
Neon, 10 Ne Spectral lines of neon in the visible region
Pronunciation / ˈ n iː ɒ n / Appearance colorless gas exhibiting an orange-red glow when placed in an electric field اټومي شمیره (Z ) 10 گروپ , پیریود group 18 (noble gases) , period 2 بلاک p-block Element category noble gas معياري اټومي وزن (A r ) کينډۍ:Val [ ۱] Electron configuration [He ] 2s2 2p6 Electrons per shell
2, 8 حالت (at STP ) گاز دويلې کيدو ټکى 24.56 K (−248.59 °C, −415.46 °F) يشنا ټکی 27.104 K (−246.046 °C, −410.883 °F) کثافت (at STP) 0.9002 g/L when liquid, at b.p. 1.207 g/cm3 [ ۲] Triple point 24.556 K, 43.37 kPa[ ۳] [ ۴] Critical point 44.4918 K, 2.7686 MPa[ ۴] Heat of fusion 0.335 kJ/mol Heat of vaporization 1.71 kJ/mol Molar heat capacity 20.79[ ۵] J/(mol·K) Vapor pressure
P (Pa)
1
10
100
1 k
10 k
100 k
at T (K)
12
13
15
18
21
27
Oxidation states 0 Ionization energies 1st: 2080.7 kJ/mol 2nd: 3952.3 kJ/mol 3rd: 6122 kJ/mol (more ) Covalent radius 58 pm Van der Waals radius 154 pm Crystal structure face-centered cubic (fcc)Face-centered cubic crystal structure for neon Speed of sound 435 m/s (gas, at 0 °C) د تودوخې تېرېدنه 49.1×10−3 W/(m·K) Magnetic ordering diamagnetic [ ۶] Magnetic susceptibility (χ mol ) −6.74·10−6 cm3 /mol (298 K)[ ۷] Bulk modulus 654 GPa CAS Number 7440-01-9 Prediction William Ramsay (1897) Discovery and first isolationWilliam Ramsay & Morris Travers [ ۸] [ ۹] (1898)
| references | in Wikidata
نيون (په انگرېزي : Neon ) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Ne سمبول او ۱۰ اتمي شمېرې په وسیله ښودل شوی دی.
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↑ ۴٫۰ ۴٫۱ کينډۍ:RubberBible92nd
↑ Shuen-Chen Hwang, Robert D. Lein, Daniel A. Morgan (2005). "Noble Gases". Kirk Othmer Encyclopedia of Chemical Technology. Wiley. pp. 343–383. doi:10.1002/0471238961.0701190508230114.a01.
↑ Magnetic susceptibility of the elements and inorganic compounds , in کينډۍ:RubberBible86th
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دا ليکنه نابشپړه ده، تاسې ددې ليکنې په بشپړولو کې د ويکيپېډيا سره مرسته کولای شئ.