1
Q
particles smaller than an atom
A
subatomic particles
2
Q
three main subatomic particles found in an atom
A
proton, neutron and electron
3
Q
center of an atom
A
nucleus
4
Q
all protons and neutrons are ____ to each other
A
identical
5
Q
units of matter or energy that are fundamental constituents of all matter
A
subatomic particle
6
Q
subatomic particles of protons and neutrons
A
quarks
7
Q
what is included in quarks
A
muon and neutrino
8
Q
antimatter counterpart of electron
A
positron
Chemistry
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