Question 3 of 10 The box shows the element helium as it appears in the
periodic table.
2
He
Helium
4.0
Which list gives the correct numbers of subatomic particles for a neutral
atom of helium?
A. Two protons, two neutrons, two electrons
B. Two protons, two neutrons, four electrons
C. Four protons, four neutrons, four electrons
D. Two protons, four neutrons, six electrons