Berkelium (Bk)
Search Webmineral :
Home
Crystal
jmol
jPOWD
Chem
X Ray
Dana
Strunz
Properties
A to Z
Images
Share
News
Help
About
Berkelium (Bk)
Atomic Mass
247
Atomic Number
97
Name Origins
English, Berkeley, CA, USA
Year Discovered
1949
Discovery Credits
Produced by S. G. Thompson, A. Ghiorso, and G. T. Seaborg.
Remarks
Radioactive silvery metal. Attacked by oxygen, steam, and acids, but not by alkalis.
References
Emsley, J., 1991; THE ELEMENTS : Sec. Ed., Clarendon Press, Oxford, 251 p.
See Also
WebElements
,
ChemiCool
No Naturally Occurring Isotopes
There are no Minerals containing Bk (Berkelium)
Group
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Period
1
1
H
2
He
2
3
Li
4
Be
5
B
6
C
7
N
8
O
9
F
10
Ne
3
11
Na
12
Mg
13
Al
14
Si
15
P
16
S
17
Cl
18
Ar
4
19
K
20
Ca
21
Sc
22
Ti
23
V
24
Cr
25
Mn
26
Fe
27
Co
28
Ni
29
Cu
30
Zn
31
Ga
32
Ge
33
As
34
Se
35
Br
36
Kr
5
37
Rb
38
Sr
39
Y
40
Zr
41
Nb
42
Mo
43
Tc
44
Ru
45
Rh
46
Pd
47
Ag
48
Cd
49
In
50
Sn
51
Sb
52
Te
53
I
54
Xe
6
55
Cs
56
Ba
*
71
Lu
72
Hf
73
Ta
74
W
75
Re
76
Os
77
Ir
78
Pt
79
Au
80
Hg
81
Tl
82
Pb
83
Bi
84
Po
85
At
86
Rn
7
87
Fr
88
Ra
**
103
Lr
104
Rf
105
Db
106
Sg
107
Bh
108
Hs
109
Mt
110
Ds
-
*Lanthanides
*
57
La
58
Ce
59
Pr
60
Nd
61
Pm
62
Sm
63
Eu
64
Gd
65
Tb
66
Dy
67
Ho
68
Er
69
Tm
70
Yb
**Actinides
**
89
Ac
90
Th
91
Pa
92
U
93
Np
94
Pu
95
Am
96
Cm
97
Bk
98
Cf
99
Es
100
Fm
101
Md
102
No