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