Sc

Scandium

ፋይል (_F) 21 · 44.956 u

ሜታሊክ ድንጋጌ ጊዜ 4 ቡድን 3 ቀጥ ያለ በ RT ዊኪፔዲያ →

Scandium is a rare transition metal used to strengthen aluminum alloys.

የፊዚክስ ባህሪያት

አቶሚክ44.956 u
ብዛት2.989 g/cm³
የቀለም አማራጭ1814.0 K
የሙቀት መጠኑ፦3109.0 K
ቅርጽSilvery-white metallic
የክፍሉ ወቅትቀጥ ያለ

የኬሚካል ባህሪያት

ሴኮንዶች1.36 (ፒየር)
ፊደል ሠሌዳው፦633.1 kJ/mol
ፊደል ሠሌዳው፦18.1 kJ/mol
መተላለፊያ+1, +2, +3

የፊደል ቅርጽ ምርጫዎች

የኤሌክትሮን ማስተካከያ[Ar] 3d1 4s2
አቶሚክ162.0 pm
ሬዲየስ170.0 pm
ቫን ዴር ዋልስ211.0 pm

መከፈት

የተገኘው በLars Fredrik Nilson
የምርምር ዓመት1879
ቦታUppsala, Sweden
ስም፦ (_N)Latin 'Scandia' meaning Scandinavia

ስለ Scandium

Scandium is a soft, silvery-white transition metal often classified as a rare earth element. It develops a yellowish tinge when oxidized. Scandium is common in stars but rare on Earth in concentrated deposits.

ፕሮግራሞች

Aluminum-scandium alloys for aerospace, sports equipment, and high-intensity metal halide lamps.

ሐቅ

Scandium is so dispersed in Earth's crust that concentrated deposits are rare, making it more expensive than most rare earth elements.

ሴኮንዶች

ብዛት ብዛት አራተኛ ቋሚ
45 1.0% - አዎ

የኤሌክትሮን ማስተካከያ

[Ar] 3d1 4s2

ተመሳሳይ

ከሌሎች ዕቃዎች ጋር አወዳድሩ

የቀን መቁጠሪያውን መክፈት
← Calcium ወደ ቀጠሮ ተመልሷል Titanium →