Concept explainers
The reason why it is said that an atom is mostly composed of empty space.
Answer to Problem 1RQ
An atom is composed with nucleus and electrons in a surrounding cloud. Thus inside of an atom is empty
Explanation of Solution
An atom is made up of electron proton and neutron. The proton and neutron together formed the nucleus of the atom. And the electron is in a surrounding cloud.
As an example, considering the simplest type atom hydrogen which is having one proton and one electron. The proton is having diameter of about
The volume of nucleus is in the range of
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Chapter 7 Solutions
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