|
gptkbp:instance_of
|
gptkb:chemical_compound
|
|
gptkbp:bfsLayer
|
5
|
|
gptkbp:bfsParent
|
gptkb:Mendeleev's_Periodic_Table
|
|
gptkbp:appearance
|
metallic
|
|
gptkbp:category
|
actinide
|
|
gptkbp:color
|
silvery
|
|
gptkbp:composed_of
|
neutron capture
|
|
gptkbp:cooling_system
|
poor
|
|
gptkbp:discovered_by
|
gptkb:University
gptkb:Albert_Ghiorso
|
|
gptkbp:dissolved
|
insoluble in water
soluble in acids
|
|
gptkbp:ecological_role
|
none known
|
|
gptkbp:electronegativity
|
1.3 (Pauling scale)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
fermium
|
|
gptkbp:ingredients
|
Fm Cl3
Fm F3
Fm(N O3)3
Fm2 O3
Fm2 S3
|
|
gptkbp:is_found_in
|
nuclear reactors
nuclear explosions
|
|
gptkbp:isotopes
|
gptkb:Fm-257
gptkb:television_series
gptkb:theorem
Fm-253
Fm-254
Fm-255
Fm-256
californium-255
mendelevium-256
|
|
gptkbp:lifespan
|
100.5 days (Fm-255)
|
|
gptkbp:material
|
Fm-Cu
Fm-Fe
Fm-Ni
Fm-Pb
Fm-Zn
|
|
gptkbp:melting_point
|
1527 ° C
2500 ° C
|
|
gptkbp:mode
|
gptkb:beta_decay
alpha decay
|
|
gptkbp:named_after
|
gptkb:Enrico_Fermi
|
|
gptkbp:notable_conductors
|
moderate
|
|
gptkbp:population
|
9.7 g/cm³
|
|
gptkbp:power_output
|
12.3 e V
20.0 e V
6.3 e V
|
|
gptkbp:safety_features
|
radioactive hazard
|
|
gptkbp:social_structure
|
+3
face-centered cubic
|
|
gptkbp:storage
|
in inert atmosphere
|
|
gptkbp:symbol
|
Fm
|
|
gptkbp:uses
|
research purposes
|
|
gptkbp:was_a_response_to
|
similar to other actinides
|
|
gptkbp:water_management
|
radioactive waste management
|
|
gptkbp:year_created
|
gptkb:1952
|