Which of the following pairs are isoelectronic with one another?

  • A
    $Na^{+}$ and $Ne$
  • B
    $K^{+}$ and $O$
  • C
    $Ne$ and $O$
  • D
    $Na^{+}$ and $K^{+}$

Explore More

Similar Questions

Assertion : Atoms are not electrically neutral.
Reason : Number of protons and electrons are different.

An atom has $26$ electrons and its atomic weight is $56$. The number of neutrons in the nucleus of the atom will be

The pair of atoms having the same number of neutrons is

Isobaric atoms may contain

An atom has a mass number of $25$ and contains $13$ neutrons in its nucleus. What is the charge of its ion if it forms a stable octet?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo