Pb
Charge
C.N.
Spin
I.R./Å
+2
4p
0.98
6
1.19
7
1.23
8
1.29
9
1.35
10
1.40
11
1.45
12
1.49
+4
4
0.65
5
0.73
6
0.775
8
0.94