Number of electrons present in $4f$ orbital of $Ho^{3+}$ ion is $.....$
(Given Atomic No. of $Ho=67$)
(Given Atomic No. of $Ho=67$)
- A$10$
- B$15$
- C$20$
- D$36$
Explore More
Similar Questions
The "spin-only" magnetic moment [ in units of Bohr magneton,$(\mu_B)$ ] of $Ni^{2+}$ in aqueous solution would be (At. No. $Ni = 28$).
MediumAIEEE 2006
View SolutionIf an atom has electronic configuration $1s^2 2s^2 2p^6 3s^2 3p^6 3d^3 4s^2$,it will be placed in :-
Easy
View SolutionTransition metals show paramagnetism.
Easy
View SolutionWhy is the highest oxidation state of a metal exhibited in its oxide or fluoride only?
Medium
View SolutionFor which of the following transition metal ion configurations is the highest magnetic moment observed?
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo