|
Californium
|
Symbol
|
Cf
|
|
Atomic
Number
|
98
|
|
Isotope
|
249
249.0749
351(2)
year
|
|
Isotope
|
250
250.0764
13.1(1)
year
|
Relative
Atomic
Mass
12C
=
12.0000
|
[
251
]
251.0796
9.0(5)
x
192
year
|
|
Significant
Atomic
Mass
|
251
Neutrons
153
|
|
Isotope
|
252
252.816
2.64(1)
year
|
|
Atomic
Radius
pm
|
169
|
First
Ionisation
Energy
kJ
mol
-1
|
608
|
|
Electronegativity
|
1.3
|
|
Density
kg
m
-3
|
n/a
|
|
Molar
Volume
cm
3
|
n/a
|
Thermal
Conductivity
W
m
-1
K
-1
|
10
[300
K]
(est.)
|
|
Melting
Point
K
|
1170
|
|
Boiling
Point
K
|
n/a
|
|
Number
of
Isotopes
|
18
|
|
Inner/outer
Orbitals
|
4
/
3
=7
|
|
Inner/outer
Shells
|
60
/
38
=98
|
|
|
|
???
|
Algorythm
of
Software
|
|
|
|
2,8,18,32,
27,
9,
2
|
2,8,18,32,
28,
8,
2
|
|
Distribution
of
electrons
|
|
|
s
|
p
|
d
|
f
|
|
1
|
2
|
|
|
|
|
2
|
2
|
6
|
|
|
|
3
|
2
|
6
|
10
|
|
|
4
|
2
|
6
|
10
|
14
|
|
5
|
2
|
6
|
10
|
9
|
|
6
|
2
|
6
|
1
|
|
|
7
|
2
|
|
|
|
|
|
|
s
|
p
|
d
|
f
|
|
1
|
2
|
|
|
|
|
2
|
2
|
6
|
|
|
|
3
|
2
|
6
|
10
|
|
|
4
|
2
|
6
|
10
|
14
|
|
5
|
2
|
6
|
10
|
10
|
|
6
|
2
|
6
|
|
|
|
7
|
2
|
|
|
|
|
|
Filling
Orbital
|
|
6d
1
|
5f
10
|
|
Ground
State
Electron
Configuration
|
|
[Rn]
5f
9
6d
1
7s
2
|
[Rn]
5f
10
6p
6
7s
2
|
|
|
|
Ground
State
Electron
Configuration
with
free
Orbitals (n=20)
|
|
0,0,0,0,
5,
9,
6
|
0,0,0,0,
4,
10,
6
|
|
|
|
|
|
Ground
State
Electron
Configuration
with
compressed
Orbitals
(n=162)
|
|
0,0,0,0,
18,
54,
90
|
0,0,0,0,
18,
54,
90
|
|
|
|
|
|
Singularity
|
280
=
60
+
38
+
20
+
162
|
|
|
|
|
s
|
p
|
d
|
f
|
g
|
h
|
i
|
j
|
|
1
|
2
|
|
|
|
|
|
|
|
|
2
|
2
|
6
|
|
|
|
|
|
|
|
3
|
2
|
6
|
10
|
|
|
|
|
|
|
4
|
2
|
6
|
10
|
14
|
|
|
|
|
|
5
|
2
|
6
|
10
|
10
|
4
|
18
|
|
|
|
|
6
|
2
|
6
|
10
|
14
|
18
|
22
|
|
|
|
7
|
2
|
6
|
10
|
14
|
18
|
22
|
26
|
|
|
8
|
|
|
|
|
|
|
|
|
|
|
|
|
Term
Symbol
|
5I
8
|
|
Discovery
|
Produced
by
S.G.
Thompson,
K.
Street
Jr.,
A.
Ghiorso
and
G.T.
Seaborg
(Berkeley,
USA)
in
1950
|
|
Name
Derived
From
|
Named
after
California,
USA
|
|
