Nd

Neodymium

Qaybta 60 · 144.24 u

Lanthanide f-block Waqtiga 6 Cidhiidhi at RT Wikipedia →

Neodymium waxaa loo isticmaalaa in ay sameeyaan magnetics joogtada ah ugu xoog badan ee la heli karo.

Eeg astaamaha

Atomic mass144.24 u
Cidhiidhi7.007 g/cm³
Natiijooyinka1297.0 K
Natiijooyinka3347.0 K
MuuqaalkaCad fidla ah oo doorsoon.
Xaaladda heerkulka qolkaCidhiidhi

Eegista

Electronegativity1.14 (Pauling)
1st Ionization533.1 kJ/mol
Istaraatiijiyad184.9 kJ/mol
Nidaamka+2, +3

_Cusub:

Nidaamka[Xe] 4f4 6s2
Awooda181.0 pm
Xaraf201.0 pm
Van der Waals229.0 pm

Dib u eegista

La OgaadayCarl Auer von Welsbach
Sannadka la helay1885
_MeelVienna, Austria
MagacaabistaGreek 'neos didymos' macnaheedu waa laba-laab cusub

_Warbixinta Neodymium

Neodymium waa bir adag, silvery iyo dhulka labaad ee ugu badan oo fara badan oo aan caadi ahayn ka dib cerium. NdFeB magnets waa nooca ugu xoog badan ee magnet joogto ah suuqa ku jira iyo muhiim u ah tiknoolajiyada casriga ah.

Barnaamijyada

Maqnaansho joogto ah oo xoog leh (hard drives, maqal, mootorada korontada, turbines dabaysha), lasers, iyo dhalaalaya glass.

Xaqiiqo xiiso leh

Neodymium magnets waa si xoog leh in laba ka mid ah kuwa waaweyn oo ay ku burburin karaan faraha, oo ay muhiim u yihiin motors EV iyo turbines dabaysha.

Isotoobyo

Tirada Tirada Half-Life Xasiloon
142 0.27152% - Haa
143 0.12174% - Haa
144 0.23798% 2.29e15 years Ha
146 0.17189% - Haa

Nidaamka

[Xe] 4f4 6s2

La barbardhigo

La barbardhigo qaybaha kale

Fur Qalabka La Xiriirinta
← Praseodymium Ku noqo Jadwalka Promethium →