1
Q
Rb
A
Rubidium
2
Q
Sr
A
Strontium
3
Q
Y
A
Yttrium
4
Q
Zr
A
Zirconium
5
Q
Nb
A
Niobium
6
Q
Mo
A
Molybdenum
7
Q
Tc
A
Technetium
8
Q
Ru
A
Ruthenium
9
Q
Pd
A
Palladium
9
Q
Ag
A
Silver
10
Q
Rh
A
Rhodium
11
Q
Cd
A
Cadmium
12
Q
In
A
Indium
13
Q
Sn
A
Tin
14
Q
Sb
A
Antimony
15
Q
Te
A
Tellurium
16
Q
I
A
Iodine
17
Q
Xe
A
Xenon
18
Q
Cs
A
Caesium
19
Q
Ba
A
Barium
