Q49 · Practice questionSimple familiar1 mark
QUESTION 49
Which particle is a lepton?
(A)
proton
(B)
neutron
(C)
electron
(D)
pion
WORKED SOLUTION
1 markAnswer C
ANSWER
C
Worked solution
Electrons are elementary leptons. Protons and neutrons are baryons; pions are mesons.
Select the correct option.
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