Atomic Structure Flashcards
1
Q
Protons
A
+ charge, located in nucleus
2
Q
Neutrons
A
no charge, located in nucleus
3
Q
Electrons
A
- charge, surround nucleus
4
Q
Atomic number
A
of protons (and # electrons unless ion)
5
Q
Atomic charge
A
protons - # of electrons = 0
6
Q
Atomic weight
A
avg mass of atoms (aka avg of mass numbers)
7
Q
Mass number
A
protons + # neutrons
8
Q
Ionic charge
A
protons - # electrons = + n or - n
