問題一覧
1
Ga
Gallium
2
Gallium
Ga
3
Ge
Germanium
4
Germanium
Ge
5
As
Arsenic
6
Arsenic
As
7
Se
Selenium
8
Selenium
Se
9
Br
Bromine
10
Bromine
Br
11
Kr
Krypton
12
Krypton
Kr
13
Rb
Rubidium
14
Rubidium
Rb
15
Sr
Strontium
16
Strontium
Sr
17
Y
Yttrium
18
Yttrium
Y
19
Zr
Zirconium
20
Zirconium
Zr
21
Nb
Niobium
22
Molybdenum
Mo
23
Mo
Molybdenum
24
Tc
Technetium
25
Technetium
Tc
26
Ru
Ruthenium
27
Ruthenium
Ru
28
Rh
Rhodium
29
Rhodium
Rh