Háídrójìn

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Háídrójìn
1H
-

H

Li
- ← háídrójìnhílíọ̀mù
Ìhànsójú
colorless gas

Purple glow in its plasma state

Spectral lines of hydrogen
Àwọn ìdámọ́ wíwọ́pọ̀
Orúkọ, àmì-ìdámọ́, nọ́mbà háídrójìn, H, 1
Ìpèlóhùn /ˈhdrəən/ HY-drə-jən[1]
Ẹ̀ka ẹ́límẹ̀nti nonmetal
Ẹgbẹ́, àsìkò, àdìpò 11, s
Ìwúwo átọ́mù 1.008(1)
Ìtòléra ẹ̀lẹ́ktrónì 1s1
1
Electron shells of hydrogen (1)
Ìtàn
Ìwárí Henry Cavendish[2][3] (1766)
Named by Antoine Lavoisier[4] (1783)
Physical properties
Color colorless
Phase gas
Density (0 °C, 101.325 kPa)
0.08988 g/L
Liquid density at m.p. 0.07 (0.0763 solid)[5] g·cm−3
Liquid density at b.p. 0.07099 g·cm−3
Melting point 14.01 K, -259.14 °C, -434.45 °F
Boiling point 20.28 K, -252.87 °C, -423.17 °F
Triple point 13.8033 K (-259°C), 7.042 kPa
Critical point 32.97 K, 1.293 MPa
Heat of fusion (H2) 0.117 kJ·mol−1
Heat of vaporization (H2) 0.904 kJ·mol−1
Molar heat capacity (H2) 28.836 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 15 20
Atomic properties
Oxidation states 1, -1
(amphoteric oxide)
Electronegativity 2.20 (Pauling scale)
Ionization energies 1st: 1312.0 kJ·mol−1
Covalent radius 31±5 pm
Van der Waals radius 120 pm
Miscellanea
Crystal structure hexagonal
Háídrójìn has a hexagonal crystal structure
Magnetic ordering diamagnetic[6]
Thermal conductivity 0.1805 W·m−1·K−1
Speed of sound (gas, 27 °C) 1310 m·s−1
CAS registry number 1333-74-0
Àwọn ísótòpù dídúró jùlọ
Main article: Àwọn ísótòpù háídrójìn
iso NA half-life DM DE (MeV) DP
1H 99.985% 1H is stable with 0 neutrons
2H 0.015% 2H is stable with 1 neutron
3H trace 12.32 y β 0.01861 3He
· r

Háídrójìn tabi Hídrójìn (pípè /ˈhaɪdrɵdʒɨn/,[7] HYE-dro-jin) je elimenti kemika to ni nomba atomu 1. O je sisoju fun latowo ami-idamo H. Pelu iwuwo atomu iye 1.0079u (1.007825 u fun Hydrogen-1), hydrogen ni apilese kemika tofuyejulo ati tolopojulo, o je bi 75 % gbogbo isupo apilese Agbalaaye.[8] Awon irawo ninu telentele olori je ni pataki kiki haidojin ni iwa plasma re. Ki haidrojin o da wa fun ra ara re ni Aye sowon gan.




Itokasi[àtúnṣe | àtúnṣe àmìọ̀rọ̀]

  1. Simpson, J.A.; Weiner, E.S.C. (1989). "Hydrogen". Oxford English Dictionary. 7 (2nd ed.). Clarendon Press. ISBN 0-19-861219-2. 
  2. "Hydrogen". Van Nostrand's Encyclopedia of Chemistry. Wylie-Interscience. 2005. pp. 797–799. ISBN 0-471-61525-0. 
  3. Emsley, John (2001). Nature's Building Blocks. Oxford: Oxford University Press. pp. 183–191. ISBN 0-19-850341-5. 
  4. Stwertka, Albert (1996). A Guide to the Elements. Oxford University Press. pp. 16–21. ISBN 0-19-508083-1. 
  5. Wiberg, Egon; Wiberg, Nils; Holleman, Arnold Frederick (2001). Inorganic chemistry. Academic Press. p. 240. ISBN 0123526515. http://books.google.com/books?id=vEwj1WZKThEC&pg=PA240. 
  6. "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (81st ed.). CRC Press. http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf. 
  7. Simpson, J.A.; Weiner, E.S.C. (1989). "Hydrogen". Oxford English Dictionary. 7 (2nd ed.). Clarendon Press. ISBN 0-19-861219-2. 
  8. Palmer, D. (13 September 1997). "Hydrogen in the Universe". NASA. http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/971113i.html. Retrieved 2008-02-05.