According to the modern concept of the atom, which are located in the nucleus of an atom?
a. electrons and protons
b. protons only
c. neutrons and electrons
d. protons and neutrons
Answer: D
According to the modern concept of the atom, which are located in the nucleus of an atom?
a. electrons and protons
b. protons only
c. neutrons and electrons
d. protons and neutrons
Answer: D