Atomic Structure Flashcards
1
Q
Smallest unit of an element
A
Atom
2
Q
Subatomic particle that has a - charge
A
Electrons
3
Q
Subatomic particle, no charge, located in the nucleus atom
A
Neutron
4
Q
Atoms central region that is made up of protons and neutrons
A
Nucleus
5
Q
Subatomic particle, has + charge located in nucleus
A
Proton
6
Q
Find elements outside of the nucleus
A
Electron cloud
7
Q
Number of protons in an atom
A
Atomic number
8
Q
Total mass of protons and neutrons in an atom
A
Mass number
