Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> What is meant by the atomic number of an atom? Which letter is used to represent it?

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> The total number of protons present in an atom is called its atomic number. The letter 'Z' represents the atomic number.