Which type of particle retains the identity of an element during a chemical reaction? a) electron b) proton c) atom

The answer is C. atom. An atom is the smallest fraction of a chemical element that can ever exit. An atom consists three particles which are the protons neutrons and electrons. Electrons are found around the center of the atom. The protons and neutrons are found in the center of the atom

Particle exchange energy though elastic collision , hope this .