Atomic Structure Flashcards
1
Q
Smallest unit of an element
A
Atom
2
Q
A subatomic particle that has a negative(-) charge
A
Electron
3
Q
Center of an atom, contains protons and neutrons
A
Nucleus
4
Q
Subatomic particle that has a positive(+) charge
A
Protons
5
Q
A subatomic particle that has no charge
A
Neutron
6
Q
Find electrons, outside of the nucleus
A
Electric 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
