Difference between revisions of "हीलियम"

भारत डिस्कवरी प्रस्तुति
Jump to navigation Jump to search
[unchecked revision][unchecked revision]
m (Text replace - "तत्व " to "तत्त्व ")
Line 78: Line 78:
 
|covalent radius=28
 
|covalent radius=28
 
|Van der Waals radius=140
 
|Van der Waals radius=140
|magnetic ordering=[[प्रतिचुम्बकीय]]<ref>Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.</ref>
+
|magnetic ordering=[[प्रतिचुम्बकीय पदार्थ|प्रतिचुम्बकीय]]<ref>Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.</ref>
 
|electrical resistivity=
 
|electrical resistivity=
 
|electrical resistivity at 0=
 
|electrical resistivity at 0=

Revision as of 07:14, 5 March 2011

  1. REDIRECTsaancha:Infobox element

(aangrezi:Helium) hiliyam avart sarani ka dvitiy tatv hai. isaka pratikanusar 'He' tatha paramanu sankhya 2 hoti hai. isaka paramanu dravyaman 4.002602 hota hai. isaka ilektr aaunik vinyas 1s2 hota hai. isaki khoj phraiankalaind aur lokeyar ne ki thi. hiliyam ek halki, ajvalanashil aur akriy gais hai. yah brahmaand mean doosara sarvadhik paya jane vala tattv hai.

hiliyam ka upayog

  • hiliyam ka upayog vayuyan ke tayaroan mean bharane mean kiya jata hai. halki gais hone ke karan hiliyam vayuyan ko oopar uthata hai.
  • mausam sanbandhi janakari prapt karane ke lie gubbare mean hiliyam gais bharakar use chho da jata hai.
  • hiliyam aur aauksijan ka mishran gahare samudroan mean gotakhoroan dvara vayu ke sthan par prayog kiya jata hai, kyoanki adhik dab par hiliyam naitrojan ki apeksha rakt mean kam viley hota hai.
  • aspataloan mean dama ke rogoan ko kritrim saans ke roop mean hiliyam aur aauksijan gais ka mishran diya jata hai.
  • drav hiliyam ka upayog nimn tap par prayogoan mean nimn tapiy abhikarmak ke roop mean kiya jata hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sandarbh

sanbandhit lekh