Chapter 4, Problem 34QAP

Interpretation Introduction

Interpretation:

Determine which scientist discovered that the nuclei of most atoms contain neutrons as well as protons.

Concept Introduction:

The atomic symbol notation is as follows:

${\text{Atomic Symbol}}^{\text{Charge},+/-}$

Here A = mass number which is equal to the total number of protons + number of neutrons, Z = atomic number of any element which is also indicates Number of protons or number of electron in the given atom.

The charge of an ion is showed by + or − sign on the right side super script.