Question

1: The atomic number of an atom is equivalent to which of the following?

A. the number of protons plus the number of neutrons in the nucleus

B. the number of electrons outside the nucleus

C. the number of protons in the nucleus

D. the number of neutrons in the nucleus

Answer 1

I think the correct answer among the choices presented above is option C. The atomic number of an atom is equivalent to the number of protons in the nucleus. For a neutral atom, it is also the number of electrons since in a neutral atom protons and electrons are present in equal number.