Ar

 

=>ºÒȰ¼ºÀ̶ó´Â ¶æÀÇ ±×¸®½º¾î argon¿¡¼­ À¯·¡ÇÑ À̸§. 1894³â¿¡ ¹ß°ß. Èñ(ýü)°¡½º Áß¿¡¼­´Â °¡Àå ¸¹ÀÌ Á¸ÀçÇÏ¸ç °ø±âÀÇ 0.934%¸¦ Â÷ÁöÇÑ´Ù. ¿ëÁ¢¿¡ »ç¿ëÇÏ¸ç ¿ëÁ¢ÇÏ´Â ±Ý¼ÓÀ» ŸÁö ¾Ê°Ô ÇÏ´Â ¼ºÁúÀ» Áö´Ñ´Ù. ¹é¿­Àüµî¿¡ ¾Æ¸£°ïÀÌ ºÀÀԵǾî ÀÖ´Ù.

 

¿øÀÚÀ̸§

¾Æ¸£°ï

¿øÀÚ·®(Atomic weight)

 39.948

ÀüÀÚ ¹èÄ¡(Electron Configuration)

  [Ne]

¿øÀÚ ¹ÝÁö¸§(Atomic Radius)

 0.95

³ì´ÂÁ¡(Melting Point)[1 atm]

-189.35¡Æ

²ú´ÂÁ¡(Boiling Point)[1 atm]

-185.85¡Æ

À¶ÇØ¿­(Heat of Fusion)

1.12kJ/mol

±âÈ­¿­(Heat of Vaporization)

6.43kJ/mol

Àü±â À½¼ºµµ(Electronegativity)

n/a

1st Ionization Potential

15.760V

2nd Ionization Potential

27.630V

3rd Ionization Potential

40.740V

¹Ðµµ(Density)

0.00g/cm

ºñ¿­(specific heat)

0.52J/gK