Nuclear physicists have discovered over 100 different particles that compose the nucleus of an atom.From a chemistry perspective,the nucleus is best described as being composed of
A)protons and neutrons packed tightly into a very small volume.
B)protons and electrons packed tightly into a very small volume.
C)neutrons and electrons packed tightly into a very small volume.
D)protons, neutrons and electrons packed tightly into a very small volume.

Question

Quizplus · Accepted Answer

The nucleus is composed of positively charged protons and neutral neutrons, both of which are packed tightly together in a very small volume. Electrons are found outside the nucleus in the electron cloud. Option B is incorrect because electrons cannot be found in the nucleus, and option C is incorrect because there are no negatively charged particles in the nucleus. Option D is incorrect because electrons are not found in the nucleus.

Nuclear Physicists Have Discovered Over 100 Different Particles That Compose