95
Minor Elements in Seawater
Table 3.2
Electronic Configuration of Atoms
Period
Z
Element
K
L
M
N
s
s
p
s
p
d
s
p
d
f
1
1
H
1
2
He
2
2
3
Li
2
1
4
Be
2
2
5
B
2
2
1
6
C
2
2
2
7
N
2
2
3
8
O
2
2
4
9
F
2
2
5
10
Ne
2
2
6
3
11
Na
2
2
6
1
12
Mg
2
2
6
2
13
Al
2
2
6
2
1
14
Si
2
2
6
2
2
15
P
2
2
6
2
3
16
S
2
2
6
2
4
17
Cl
2
2
6
2
5
18
Ar
2
2
6
2
6
4
19
K
2
2
6
2
6
1
20
Ca
2
2
6
2
6
2
21
Sc
2
2
6
2
6
1
2
22
Ti
2
2
6
2
6
2
2
23
V
2
2
6
2
6
3
2
24
Cr
2
2
6
2
6
5
1
25
Mn
2
2
6
2
6
5
2
26
Fe
2
2
6
2
6
6
2
27
Co
2
2
6
2
6
7
2
28
Ni
2
2
6
2
6
8
2
29
Cu
2
2
6
2
6
10
1
30
Zn
2
2
6
2
6
10
2
31
Ga
2
2
6
2
6
10
2
1
32
Ge
2
2
6
2
6
10
2
2
33
As
2
2
6
2
6
10
2
3
34
Se
2
2
6
2
6
10
2
4
35
Br
2
2
6
2
6
10
2
5
36
Kr
2
2
6
2
6
10
2
6