Mesons are composed of
A) any odd number of quarks.
B) three quarks of matching color.
C) three quarks of three different colors.
D) a colorless quark-antiquark pair.

Question

Quizplus · Accepted Answer

Mesons are composed of a quark-antiquark pair, which makes them a colorless particle. Option A is wrong since mesons have an even number of quarks, not an odd number. Option B and C are wrong because mesons do not have matching colors or different colors but rather have a colorless combination of a quark and an antiquark.

Mesons Are Composed of