Chapter 16, Problem 23R

To determine

To Fill: The correct word.

Answer to Problem 23R

Electron cloud

Explanation of Solution

Introduction:

Electron cloud is the space around the nucleus where the electrons move randomly.

In nucleus protons and neutrons are present. Electrons are located in the orbits or valence shell around the nucleus of an atom. An electron cloud is the area of negative charge that surrounds the nucleus. This is associated with the atomic orbit or it is a region that has probability of containing the large number of electrons.

Conclusion:

Therefore, the correct word is electron cloud.