The number of protons in an atom of atomic number Z and mass number A is

The number of nucleons in an atom of atomic number Z and mass number A is

The number of electrons in an atom of atomic number Z and mass number A is

How many electrons, protons, and neutrons are there in an atom of atomic number 11 and mass number 24?

Assertion : The number of protons or the number of neutrons is known as atomic number. Reason : The mass number is sum of protons and neutrons.

How many protons does an atom with an atomic number of 23 and a mass number of 51 have?