11-20 Periodic Elements Flashcards
1
Q
11
A
Sodium, Na
2
Q
12
A
Magnesium, Mg
3
Q
13
A
Aluminum, Al
4
Q
14
A
Silicon, Si
5
Q
15
A
Phosphorus, P
6
Q
16
A
Sulfur, S
7
Q
17
A
Chlorine, Cl
8
Q
18
A
Argon, Ar
9
Q
19
A
Potassium, K
10
Q
20
A
Calcium, Ca
