Atomic Structure & Using the Periodic Table I

The smallest particle of an element made up of neutrons, protons, and electrons

A shorthand notation that uses chemical symbols and numbers to represent atoms present 

A subatomic particle in the nucleus with no electrical charge 

The number which is approximately equal to the number of protons and neutrons in a given atom 

The area surrounding the nucleus of an atom, where electrons are found 

The atomic mass minus the atomic number or A - Z will tell me how many ___ I have in one atom. 

A positively charged subatomic particle of the nucleus that contributes to the mass of an atom

A negatively charged subatomic particle that orbits the nucleus of an atom 

Particles which are smaller than the atom 

The tiny, very dense, positively charged region in the center of an atom