SSC GD 2023 PYQ — Question 39

SSC GD Constable (English) - 23 Jan 2023 - Shift 2 • General Awareness • Q39

What do you call the distance between the centre of the nucleus and the outermost shell of an isolated atom?

Show answer & explanation

Correct answer: B

Explanation

The correct answer is option 2 i.e. Atomic size.

  • Atomic size, also known as atomic radius, refers to the size of an atom.
  • It is a measure of the distance from the nucleus of an atom to the outermost electron shell.
  • Atomic size can be measured as the atomic radius, which is half the distance between the nuclei of two bonded atoms