Difficult
Write down about the electron spin quantum number $(s)$.
(N/A) The electron spin quantum number,denoted by $(s)$ or $(m_s)$,describes the angular momentum of an electron due to its spin about its own axis.
It can have only two possible values: $+1/2$ and $-1/2$.
These values represent the two possible orientations of the electron spin,often referred to as 'spin up' and 'spin down'.
This quantum number is essential for the Pauli Exclusion Principle,which states that no two electrons in an atom can have the same set of all four quantum numbers.
It can have only two possible values: $+1/2$ and $-1/2$.
These values represent the two possible orientations of the electron spin,often referred to as 'spin up' and 'spin down'.
This quantum number is essential for the Pauli Exclusion Principle,which states that no two electrons in an atom can have the same set of all four quantum numbers.
Explore More
Similar Questions
In an atom,the total number of electrons having quantum numbers $n=4, |m_{l}|=1$ and $m_{s}=-\frac{1}{2}$ is:
The number of unpaired electrons in $1s^2 2s^2 2p^3$ is:
MediumAIIMS 2000
View Solution$A$: No two electrons in an atom can have the same set of all four quantum numbers.
$R$: Two electrons in an atom can exist in the same shell,subshell,or orbital only if they have opposite spins.
$R$: Two electrons in an atom can exist in the same shell,subshell,or orbital only if they have opposite spins.
Medium
View SolutionElectronic configuration of $Cu$ $(Z = 29)$ is
Easy
View SolutionThe orbital angular momentum for a $d$-electron is
Medium
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