|
gptkbp:instance_of
|
gptkb:isotope
|
|
gptkbp:application
|
used in scientific research
used in cancer treatment
|
|
gptkbp:color
|
silvery
|
|
gptkbp:composed_by
|
produced in nuclear reactors
|
|
gptkbp:composed_of
|
similar to other actinides
|
|
gptkbp:cooling_system
|
12 W/(m· K)
|
|
gptkbp:discovered_by
|
gptkb:Glenn_T._Seaborg
|
|
gptkbp:discovery_year
|
1950
|
|
gptkbp:dissolved
|
soluble in acids
|
|
gptkbp:electron_affinity
|
0.0 e V
|
|
gptkbp:electronegativity
|
1.3 (Pauling scale)
|
|
gptkbp:financial_stability
|
false
|
|
gptkbp:has_field
|
paramagnetic
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
californium-258
|
|
gptkbp:isotopes
|
gptkb:californium-252
gptkb:californium
gptkb:californium-251
gptkb:californium-249
gptkb:californium-250
gptkb:californium-253
gptkb:true
98
1000 barns
|
|
gptkbp:lifespan
|
44.4 minutes
|
|
gptkbp:mass
|
258
|
|
gptkbp:melting_point
|
1470 ° C
900 ° C
|
|
gptkbp:members
|
actinides
|
|
gptkbp:mode
|
alpha decay
berkelium-254
|
|
gptkbp:notable_conductors
|
poor conductor
|
|
gptkbp:oxidation_states
|
+3, +4
|
|
gptkbp:parent
|
gptkb:californium-257
|
|
gptkbp:period
|
gptkb:7
|
|
gptkbp:population_density
|
15.1 g/cm³
|
|
gptkbp:power_source
|
12.3 e V
20.0 e V
6.3 e V
|
|
gptkbp:produced_by
|
neutron bombardment of curium-246
|
|
gptkbp:produces
|
ion exchange
|
|
gptkbp:roll_rate
|
gptkb:0
|
|
gptkbp:safety
|
radioactive toxicity
|
|
gptkbp:structure
|
face-centered cubic
|
|
gptkbp:symbol
|
Cf
|
|
gptkbp:uses
|
gptkb:Supernova
|
|
gptkbp:was_a_response_to
|
reacts with oxygen
can be produced by neutron capture
|
|
gptkbp:bfsParent
|
gptkb:californium-252
|
|
gptkbp:bfsLayer
|
7
|