Protons, Neutrons, and Electrons
Isotopes
Atoms of the same element with different numbers of neutrons are called blank.
Outer electrons
Dot diagrams are used to represent blank.
Electrons
Each energy level of an atom has a maximum number of blank it can hold.
Transition elements
Elements in group 3 through 12 are called blank.
Periods
Horizontal rows of the periodic table are called blank.
Quarks
Particles of matter that make up protons and neutrons are blank.
Tevatron
The blank is used to accelerate protons in the study of subatomic particles.
56
A certain atom has 26 proton, 26 electrons, and 30 neutrons. Its mass number is blank.
Name
A chemical symbol represents the blank of an element.
Electron
A particle that moves around the nucleus is a(n) blank.