Which one of the following statements about atoms and subatomic particles is correct?
A)Rutherford discovered the atomic nucleus by bombarding gold foil with electrons.
B)The proton and the neutron have identical masses.
C)The neutron's mass is equal to that of a proton plus an electron.
D)A neutral atom contains equal numbers of protons and electrons.
E)An atomic nucleus contains equal numbers of protons and neutrons.

Question

Quizplus · Accepted Answer

A neutral atom contains equal numbers of protons and electrons. This is the basic concept of atomic structure, where the positive charge of the protons in the nucleus is balanced by the negative charge of the electrons in the electron cloud around the nucleus.

Which One of the Following Statements About Atoms and Subatomic