Periodesystemet Flashcards
1
Q
He
A
Helium 2
2
Q
Li
A
Litium
3
Q
H
A
Hydrogen 1
4
Q
Be
A
Berylium 4
5
Q
B
A
Bor 5
6
Q
C
A
Karbon 6
7
Q
N
A
Nitrogen 7
8
Q
O
A
Oksygen 8
9
Q
F
A
Fluor 9
10
Q
Ne
A
Neon 10
11
Q
Na
A
Natrium 11
12
Q
Mg
A
Magnesium 12
13
Q
Al
A
Aluminium 13
14
Q
Si
A
Silisium 14
15
Q
P
A
Fosfor 15
