Group 7A Flashcards
(2 cards)
0
Q
Cl
A
Name: Chlorine Group: 7A Atomic #: 17 Atomic mass: 35.453 Energy levels: 3 Protons: 17 Neutrons: 18
1
Q
F
A
Name: Fluorine Group: 7A Atomic #: 9 Atomic mass: 18.998 Energy levels: 2 Protons: 9 Neutrons: 10
