Question

the net charge on an atom of a given element changes as ____ are added or removed.
answer:
a neutrons
b protons
c electrons
d protons and electrons

Explanation:

Protons have a positive charge and electrons have a negative charge. Neutrons are neutral. Adding or removing protons changes the element itself but also affects charge, and adding or removing electrons directly changes the net charge of the atom.

Answer:

D. protons and electrons