Medium
What are the four quantum numbers for the valence electron of sodium $(Z = 11)$?
- A$n = 2, l = 1, m = -1, s = -1/2$
- B$n = 3, l = 0, m = 0, s = +1/2$
- C$n = 3, l = 0, m = 0, s = -1/2$
- D$n = 3, l = 2, m = 2, s = +1/2$
Explore More
Similar Questions
The relation between $n_m$ (the number of permissible values of magnetic quantum number $m$) for a given value of azimuthal quantum number $l$ is:
MediumNEET 2023
View SolutionWhat is the total number of unpaired electrons present in the observed electronic configuration of $Cr$ $(Z=24)$?
The difference between the orbital angular momentum of an electron in a $4f$ orbital and another electron in a $4s$ orbital is
MediumWBJEE 2020
View SolutionFor $n = 5$ and $m = 2$,which of the following statements is incorrect?
Medium
View SolutionThe number of $d-$ electrons in $Fe^{2+} \ (Z = 26)$ is not equal to the number of electrons in which one of the following?
MediumNEET 2015
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