Answer:

protons

Answer	Crossword Clue
PROTONS	Positively charged particles
PROTONS	Components of atoms
PROTONS	Atom parts

PROTONS	Nucleus occupants
PROTONS	Helium pair
PROTONS	Charged nuclear particles.
PROTONS	Parts of atoms.
PROTONS	Atomic nuclei.
PROTONS	Atomic nuclei
PROTONS	Atomic particles
PROTONS	Positively charged subatomic particles

PROTONS	Carbon sextet
PROTONS	Particles composed of two up quarks and one down quark