हीलियम  हिन्दी देवनागरी में पढ़ें।

hiliyam
rngahin gais, hiliyam ek uchch bijali ke kshetr men rakha gaya hai aur yah ek baingani chamak pradarshit karata hai.

Helium-Spectra.jpg
hiliyam ki varnakram rekhaen
sadharan gunadharm
nam, pratik, snkhya hiliyam, He, 2
tatv shreni akriy gais
samooh, avart, kaksha 18, 1, s
manak paramanu bhar 4.002602g·mol−1
ilektraaun vinyas 1s2
ilektraaun prati shel 2
bhautik gunadharm
avastha gais
ghanatv (0 °C, 101.325 kPa)
0.1786 g/L
taral ghanatv
(galanank par)
0.145 g·cm−3
galanank 0.95 K, −272.20 °C, −457.96 °F
kvathanank 4.22 K, −268.93 °C, −452.07 °F
snkat bindu 5.19 K, 0.227 MPa
snlayan ooshma 0.0138 kilo jool-mol
vashpan ooshma 0.0829 kilo jool-mol
vishisht ooshmiy
kshamata
20.786

jool-mol−1kilo−1

paramanvik gunadharm
ayanikaran oorjaen 1st: 2372.3 ki.jool•mol−1
2nd: 5250.5 ki.jool•mol−1
sahasnyojak trijya 28 pm
vaindair vals trijya 140 pm
vividh gunadharm
kristal snrachana shatakoniy snbaddh snkulh
chumbakiy kram pratichumbakiy
ooshmiy chalakata (300 K) 0.1513 W·m−1·K−1
dhvani ki gati 972 m/s
si.e.es pnjikaran
snkhya
7440-59-7
samasthanik
samasthanik pra. prachurata arddh ayu ksharan avastha ksharan oorja
(MeV)
ksharan utpad
3He 0.000137% 3He 1 nyootraaun ke sath sthir
4He 99.999863% 4He 2 nyootraaun ke sath sthir

(angrezi:Helium) hiliyam avart sarani ka dvitiy tatv hai. hiliyam ka pratikanusar He tatha paramanu snkhya 2 hoti hai. hiliyam ka paramanu dravyaman 4.002602 hota hai. hiliyam ka ilektraaunik vinyas 1s2 hota hai. hiliyam ki khoj phrainkalaind aur lokeyar ne ki thi. hiliyam brahmand men doosara sarvadhik paya jane vala tattv hai.

hiliyam ka upayog

  • hiliyam ka upayog vayuyan ke tayaron men bharane men kiya jata hai. halki gais hone ke karan hiliyam vayuyan ko oopar uthata hai.
  • mausam snbndhi janakari prapt karane ke lie gubbare men hiliyam gais bharakar use chhoda jata hai.
  • hiliyam aur aauksijan ka mishran gahare samudron men gotakhoron dvara vayu ke sthan par prayog kiya jata hai, kyonki adhik dab par hiliyam naitrojan ki apeksha rakt men kam viley hota hai.
  • aspatalon men dama ke rogon ko kritrim sans ke roop men hiliyam aur aauksijan gais ka mishran diya jata hai.
  • drav hiliyam ka upayog nimn tap par prayogon men nimn tapiy abhikarmak ke roop men kiya jata hai.

bhautik gun

  • hiliyam rngahin gais hai.
  • hiliyam ka kvathanank evn galanank sabase kam hai.
  • hiliyam ek halki, ajvalanashil aur akriy gais hai.
  • hiliyam tapadhvani aur vidyut ka suchalak hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

snbndhit lekh

varnamala kramanusar lekh khoj

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