cerium

GPTKB entity

Statements (61)
Predicate Object
gptkbp:instance_of gptkb:chemical_compound
gptkbp:abundance_in_seawater 0.0004 ppm
gptkbp:category lanthanide
gptkbp:color silvery-white
gptkbp:cooling_system 11.5 W/(m· K)
gptkbp:crafting_system used in jewelry making
used in art materials
gptkbp:discovered_by gptkb:Johan_Gadolin
gptkbp:discovery_year 1803
gptkbp:dissolved insoluble
soluble
gptkbp:electronegativity 1.12
[ Xe] 6s² 4f¹
gptkbp:environmental_impact not considered hazardous
gptkbp:has_field paramagnetic
https://www.w3.org/2000/01/rdf-schema#label cerium
gptkbp:isotopes 58
Ce-140
Ce-142
Ce-143
Ce-144
Ce-145
Ce-146
Ce-147
Ce-148
Ce-149
Ce-150
gptkbp:material used in aluminum alloys
used in magnesium alloys
used in iron alloys
gptkbp:melting_point 3471 ° C
795 ° C
gptkbp:notable_conductors good conductor
gptkbp:occurs_in found in minerals like bastnäsite and monazite
gptkbp:oxidation_states +3
+4
gptkbp:population_density 6.77 g/cm³
gptkbp:side_effect non-toxic in small amounts
can be harmful in large amounts
gptkbp:species 66 ppm
gptkbp:symbol Ce
gptkbp:uses catalysts
ceramic glazes
phosphors
glass polishing
gptkbp:uses_in_aerospace used in aerospace materials
gptkbp:uses_in_automotive catalytic converters
gptkbp:uses_in_batteries used in nickel-metal hydride batteries
gptkbp:uses_in_electronics used in capacitors
gptkbp:uses_in_lasers used in laser materials
gptkbp:uses_in_lighting used in fluorescent lamps
gptkbp:uses_in_metallurgy used in steel production
gptkbp:uses_in_nuclear_reactors neutron capture
gptkbp:uses_in_optics used in lenses
gptkbp:uses_in_photography used in photographic chemicals
gptkbp:uses_in_pigments used in pigments for ceramics
gptkbp:was_a_response_to reacts with water
reacts with halogens
reacts with oxygen
gptkbp:bfsParent gptkb:Mendeleev's_Periodic_Table
gptkbp:bfsLayer 5