|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
white-gray metallic
|
|
gptkbp:atomicNumber
|
4
|
|
gptkbp:atomicWeight
|
9.0122
|
|
gptkbp:block
|
s-block
|
|
gptkbp:boilingPoint
|
2742 K
|
|
gptkbp:CASNumber
|
7440-41-7
|
|
gptkbp:category
|
alkaline earth metal
|
|
gptkbp:crystalSystem
|
hexagonal
|
|
gptkbp:density
|
1.85 g/cm³
|
|
gptkbp:discoveredBy
|
gptkb:Louis_Nicolas_Vauquelin
|
|
gptkbp:discoveredIn
|
1798
|
|
gptkbp:electronConfiguration
|
[He] 2s2
|
|
gptkbp:electronegativity
|
1.57 (Pauling scale)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Element 4
|
|
gptkbp:isotopes
|
gptkb:Be-9
Be-10
|
|
gptkbp:magneticOrdering
|
diamagnetic
|
|
gptkbp:meltingPoint
|
1560 K
|
|
gptkbp:modulusOfElasticity
|
287 GPa
|
|
gptkbp:name
|
Beryllium
|
|
gptkbp:namedAfter
|
gptkb:beryl_(mineral)
|
|
gptkbp:naturalOccurrence
|
Earth's crust
|
|
gptkbp:oxidationStates
|
+2
|
|
gptkbp:period
|
2
|
|
gptkbp:relatedGroup
|
2
|
|
gptkbp:source
|
beryl
bertrandite
|
|
gptkbp:symbol
|
gptkb:Be
|
|
gptkbp:thermalConductivity
|
200 W/(m·K)
|
|
gptkbp:toxicity
|
toxic
|
|
gptkbp:uses
|
nuclear reactors
X-ray windows
aerospace materials
|
|
gptkbp:bfsParent
|
gptkb:Phantom_Lord_Guild
|
|
gptkbp:bfsLayer
|
7
|