問題一覧
1
Cu
29
2
B
5
3
P
15
4
N
7
5
C
6
6
As
33
7
Kr
36
8
Mg
12
9
Fe
26
10
S
16
11
Ar
18
12
Se
34
13
Ca
20
14
Na
11
15
K
19
16
Ne
10
17
Be
4
18
Sc
21
19
Ga
31
20
Li
3
21
Al
13
22
Ti
22
23
Zn
30
24
Si
14
25
H
1
26
O
8
27
Ge
32
28
Mn
25
29
He
2
30
Br
35
31
Co
27
32
Ni
28
33
V
23
34
Cr
24
35
Cl
17
36
F
9