unit A final 1 fourmulas Flashcards
1
Q
nuclear notation
A
chemical symbol in the middle atomic number on top and to the Left and atomic mass below
2
Q
group number =
A
valence
3
Q
period=
A
Energy level
4
Q
how to get protons
A
atomic number
5
Q
how to get neutrons
A
mass number - atomic number
6
Q
how to get how many elctrons
A
are equall to atomic number