Chemistry - f-block Question with Solution | TestHub

Chemistryf-blockf-blockEasy2 minPYQ_2020
ChemistryEasysingle choice

Which of the following lanthanoid ions is diamagnetic?
(At nos. Ce = 58, Sm = 62, Eu = 63, Yb = 70)

Options:

Answer:
C
Solution:

Yb= Xe 54 4 f 14 5 d 0 6 s 2
Yb2+=[Xe]4f14
As n = 0 so diamagnetic.
As in rest other there are unpaired electron/s so they are paramagnetic.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:f-blockSubtopic:f-block
⏱ 2mℹ️ Source: PYQ_2020

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