Atomic Structure Flashcards
1
Q
Atomic Number
A
Number of Protons
2
Q
Mass Number
A
Number of Protons + Number of Neutron
3
Q
Number of Electrons
A
= The number of protons
4
Q
Isotopes
A
Atoms that have have differing numbers of protons to neutrons
5
Q
Electron shell formula
A
2n2