Question

Which of the following statements does not describe the structure of an atom? (3 points) a Inside the nucleus of an atom are protons and neutrons. b Protons are positively charged sub-atomic particles. c Electrons are negatively charged sub-atomic particles. d Most of the mass of an atom comes from the electron cloud.

Answer 1

D.

Step-by-step explanation:

The electron cloud has negligible mass. Most mass come from the nucleus.