yttrium

URI: https://gptkb.org/entity/yttrium

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:chemical_compound
gptkbp:appearance	silvery-white
gptkbp:atomicNumber	39
gptkbp:atomicWeight	88.90584
gptkbp:block	d-block
gptkbp:boilingPoint	3336°C
gptkbp:CASNumber	7440-65-5
gptkbp:category	transition metal
gptkbp:crystalSystem	hexagonal close-packed
gptkbp:density	4.472 g/cm³
gptkbp:discoveredBy	gptkb:Johan_Gadolin
gptkbp:discoveredIn	1794
gptkbp:electronConfiguration	[Kr] 4d1 5s2
gptkbp:electronegativity	1.22
gptkbp:foundIn	gptkb:Finland monazite rare earth minerals xenotime
https://www.w3.org/2000/01/rdf-schema#label	yttrium
gptkbp:isomerOf	gptkb:Y-89
gptkbp:magneticOrdering	paramagnetic
gptkbp:meltingPoint	1526°C
gptkbp:namedAfter	gptkb:Ytterby
gptkbp:oxidationStates	+3
gptkbp:period	5
gptkbp:radioisotope	gptkb:Y-90
gptkbp:relatedGroup	3
gptkbp:stateAtRoomTemperature	gptkb:stone
gptkbp:symbol	Y
gptkbp:toxicity	low
gptkbp:uses	gptkb:ceramics LEDs phosphors superconductors
gptkbp:bfsParent	gptkb:Lovozero_Massif gptkb:yttrium_iron_garnet gptkb:S-type_star gptkb:core-collapse_supernova gptkb:Ree_group gptkb:transition_metals gptkb:Molycorp
gptkbp:bfsLayer	6