Question

what is the nature of change on the nucleus of the atom? why it is so?

Answer 1

Hey mate here is your answer》》

Adding or removing protons from the nucleus changes the charge of the nucleus and changes that atom's atomic number. So, adding or removing protons from the nucleus changes what element that atom is! For example, adding a proton to the nucleus of an atom of hydrogen creates an atom of helium.

Hope this answer will help you..《《

Answer 2

positive
proton present in nucleus