Holmium (Ho)

Sifat-Sifat Umum

Simbol Ho
Nomor Atom 67
Berat atom 164.93032
Kelompok
(Lantanoid)
Solid, Paramagnetic, Conductor, Lanthanide, Stable, Natural
Periode 6
Blok f

Media

Kepadatan 8.8 g/cm3
Isipadu Atom 18.7 cm3/mole
Radius Atom 1.79 angstroms
Radius Kovalen --
Crust Abundance 0.00012%
Crystal Structure Hexagonal
Color Silver

Energi

Elektronegativitas 1.2 (Skala Pauling)
Afinitas Elektron 50 kJ/mol
Ionisasi Energi Pertama 581 kJ/mol
ke-2 Ionization Energy 1140 kJ/mol
ke-3 Ionization Energy 2204 kJ/mol
ke-4 Ionization Energy 4100 kJ/mol
Kapasitas Panas Spesifik 0.165 J g−1 K−1
Konduktivitas Termal 16.2 W·m−1·K−1

Elektron & Oksidasi

Kondisi Oksidisasi 3
Elektron Setiap Kelopak 2 8 18 29 8 2
Konfigurasi Elektron [Xe] 4f11 6s2
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f11 6s2
Diagram Orbital
1s
↿⇂
2s
↿⇂
2p
↿⇂
↿⇂
↿⇂
3s
↿⇂
3p
↿⇂
↿⇂
↿⇂
3d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4s
↿⇂
4p
↿⇂
↿⇂
↿⇂
4d
↿⇂
↿⇂
↿⇂
↿⇂
↿⇂
4f
↿⇂
↿⇂
↿⇂
↿⇂
↿ 
↿ 
↿ 
5s
↿⇂
5p
↿⇂
↿⇂
↿⇂
5d
 
 
 
 
 
5f
 
 
 
 
 
 
 
6s
↿⇂
6p
 
 
 
6d
 
 
 
 
 
6f
 
 
 
 
 
 
 

Nuclear

Radioaktif Tidak

Media

Keplanetan Model Bohr Holmium (Ho)
Diagram Dot Lewis Holmium (Ho)
Description
Fairly soft, malleable, lustrous, silvery metal.
Uses
It has very few practical applications; however, it has some unusual magnetic properties that offer some hope for future applications.
Sources
Occurs in gadolinite. Most often from monazite which is often 50% rare earth and typically 0.05% holmium.
Pronounciation (English)
HOLE-mi-em

Terjemahan

Afrikaans Holmium
Aragonese Olmio
العربية هلميوم
Armãneashte Holmiumu
asturianu Holmiu
azərbaycan Holmium
български Холъмий
বাংলা হলমিয়াম
brezhoneg Holmiom
bosanski Holmij[um]
Byelorussian Гольмій
Cebuano Holmyo
čeština Holmium
Chuvash Голъми
Cymraeg Holmi
dansk Holmium
Deutsch Holmium
Ελληνικά Όλμιο
English Holmium
esperanto Holmio
español Hólmio
eesti Holmium
euskara Holmioa
فارسی هولمیم
suomi Holmium
føroyskt Holmium
français Holmium
furlan Olmi
Frysk Holmium
Gaeilge Hoilmiam
Gàidhlig Hoilmiam
galego Holmio
ગુજરાતી હોમિયમનો
Gaelg Holmium
Hakka Chinese Fó (鈥)
עברית הולמיום
हिन्दी होल्मियम
hrvatski Holmij
magyar Holmium
հայերեն Հոլմիում
Indonesia Holmium
íslenska Holmín
italiano Olmio
日本語 ホルミウム
ქართული ჰოლმიუმი
کٲشُر Hòlm
қазақ тілі Голъмий
한국어 홀뮴
kurdî Holmiyûm
Komi Голъмий
kernewek Holmyum
кыргызча Голъмий
Latin Holmium
Lëtzebuergesch Holmium
Lombard Úlmi
lingála Olimu
lietuvių Holmis
latviešu Holmijs
Mari Голъмий
Māori Holmium
македонски Холмиум
മലയാളം ഹോമിയം
монгол Гольми
Мокшан Холми
Melayu Holmium
Malti Holmjum, ²Olmju
Nahuatl Holmio
Nederlands Holmium
norsk Holmium
Occitan Òlmi
ирон Голъмий
polski Holm
português Hólmio
Runasimi Holmyu
română Holmiu
русский Гольмий
slovenčina Holmium
slovenščina Holmij
Samoan Holmimi
Samogitian Holmis
shqip Holmium
српски Холмијум
Southern Sotho Holmiamo
svenska Holmium
Kiswahili Homi
தமிழ் ஹொல்மியம்
тоҷикӣ Голъмий
ไทย โฮลเมียม
Türkçe Holmiyum
ئۇيغۇرچە گولمىي
українська Голъмій
o‘zbek Golmiy
Tiếng Việt Holmi, Honmi
Võro Holmium
中文

Sejarah

Ditemukan Di
1878
Ditemukan Oleh
J. L. Soret and Delafontaine
Ditemukan Pada
Switzerland
Asal Kata
From the Greek word "Holmia" meaning "Sweden"