Easy
Under normal conditions,which of the following electronic configurations is able to form a dipositive ion?
- A$[Ar] \ 4s^1$
- B$[Ne] \ 2s^2 3p^6$
- C$[Ne] \ 3s^2$
- DNone of these
Explore More
Similar Questions
The maximum number of electrons that can be accommodated in the $M$ shell is
Medium
View SolutionThe number of subshells associated with $n=4$ and $m=-2$ quantum numbers is :
Paramagnetic substances must contain .....
Easy
View SolutionThe number of atomic orbitals from the following having $5$ radial nodes is $.......$. $7s, 7p, 6s, 8p, 8d$
The maximum number of electrons in an atom in which the last electron filled has the quantum numbers $n=3, \ell=2$ and $m=-1$ is
MediumWBJEE 2020
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