Ar
Argon is the most abundant noble gas in Earth's atmosphere, comprising nearly 1% of the air.
የፊዚክስ ባህሪያት
| አቶሚክ | 39.948 u |
| ብዛት | 0.0017837 g/cm³ |
| የቀለም አማራጭ | 83.8 K |
| የሙቀት መጠኑ፦ | 87.3 K |
| ቅርጽ | Colorless gas |
| የክፍሉ ወቅት | ግራጫ |
የኬሚካል ባህሪያት
| ፊደል ሠሌዳው፦ | 1520.6 kJ/mol |
| ፊደል ሠሌዳው፦ | -96.0 kJ/mol |
| መተላለፊያ | 0 |
የፊደል ቅርጽ ምርጫዎች
| የኤሌክትሮን ማስተካከያ | [Ne] 3s2 3p6 |
| አቶሚክ | 71.0 pm |
| ሬዲየስ | 106.0 pm |
| ቫን ዴር ዋልስ | 188.0 pm |
መከፈት
| የተገኘው በ | Lord Rayleigh, William Ramsay |
| የምርምር ዓመት | 1894 |
| ቦታ | London, England |
| ስም፦ (_N) | Greek 'argon' meaning lazy or inactive |
ስለ Argon
Argon is a colorless, odorless noble gas making up 0.934% of Earth's atmosphere. It is produced primarily by radioactive decay of potassium-40. Argon is completely inert under normal conditions and was the first noble gas to be discovered.
ፕሮግራሞች
Welding shielding gas, incandescent and fluorescent lighting, insulating gas in windows, and preservation of historic documents.
ሐቅ
Argon got its name from the Greek word for 'lazy' because it participates in virtually no chemical reactions.
ሴኮንዶች
| ብዛት | ብዛት | አራተኛ | ቋሚ |
| 36 | 0.003336% | - | አዎ |
| 38 | 0.000629% | - | አዎ |
| 40 | 0.996035% | - | አዎ |
የኤሌክትሮን ማስተካከያ
[Ne] 3s2 3p6