|
gptkbp:instance_of
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
gptkb:unknown
|
|
gptkbp:application
|
research purposes
|
|
gptkbp:average_temperature
|
gptkb:solid
|
|
gptkbp:block
|
d-block
d
|
|
gptkbp:casnumber
|
54037-17-7
|
|
gptkbp:category
|
transition metal
|
|
gptkbp:color
|
gptkb:unknown
|
|
gptkbp:commissioned
|
gptkb:GSI_Helmholtz_Centre_for_Heavy_Ion_Research
|
|
gptkbp:composed_by
|
fusion of lead and calcium
|
|
gptkbp:composed_of
|
unknown due to limited availability
|
|
gptkbp:contains_allergens
|
gptkb:unknown
|
|
gptkbp:cooling_system
|
gptkb:unknown
|
|
gptkbp:discovered_by
|
gptkb:Peter_Armbruster
|
|
gptkbp:discovery
|
gptkb:Darmstadt,_Germany
|
|
gptkbp:discovery_year
|
gptkb:1984
|
|
gptkbp:dissolved
|
gptkb:unknown
|
|
gptkbp:ecological_role
|
none known
|
|
gptkbp:electronegativity
|
gptkb:unknown
[ Rn] 5f14 6d7 7s2
|
|
gptkbp:element
|
gptkb:platinum
osmium
ruthenium
iridium
|
|
gptkbp:environmental_impact
|
gptkb:unknown
|
|
gptkbp:handling_precautions
|
radiation protection required
|
|
gptkbp:has_field
|
gptkb:unknown
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Hassium
|
|
gptkbp:isotopes
|
gptkb:true
108
Hs-277
|
|
gptkbp:lifespan
|
approximately 9.1 ms
|
|
gptkbp:melting_point
|
approximately 5800 K
approximately 1260 K
approximately 1266 K
|
|
gptkbp:members
|
8
group 8
|
|
gptkbp:notable_conductors
|
gptkb:unknown
|
|
gptkbp:origin_of_name
|
named after the German state of Hesse
|
|
gptkbp:oxidation_states
|
gptkb:0
+1
+2
+6
+5
+3
+7
+4
|
|
gptkbp:period
|
gptkb:7
period 7
|
|
gptkbp:period_number
|
gptkb:7
|
|
gptkbp:population_density
|
approximately 16.6 g/cm³
approximately 40.7 g/cm³
|
|
gptkbp:safety
|
radioactive hazards
|
|
gptkbp:storage
|
inert atmosphere
|
|
gptkbp:symbol
|
Hs
|
|
gptkbp:was_a_response_to
|
highly reactive
|
|
gptkbp:bfsParent
|
gptkb:Rutherfordium
gptkb:Periodic_Table_of_Elements
gptkb:Dubnium
|
|
gptkbp:bfsLayer
|
7
|