Which of the following best describes an atom?

Question

a. protons and electrons grouped together in an alternating pattern

b. a central core of protons and neutrons surrounded by electrons

c. protons and electrons grouped together in a random pattern

choose the correct answer

d. a central core of electrons and neutrons surrounded by protons

Answer 1

The correct answer is:

b. a central core of protons and neutrons surrounded by electrons

This description accurately depicts the structure of an atom, where protons and neutrons are located in the nucleus (the central core), and electrons orbit around the nucleus.