Statements (63)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:chemical_compound
|
| gptkbp:bfsLayer |
5
|
| gptkbp:bfsParent |
gptkb:Jöns_Jacob_Berzelius
gptkb:Mendeleev's_Periodic_Table gptkb:Philae's_APXS |
| gptkbp:aircraft_operated |
used in aerospace materials
|
| gptkbp:category |
lanthanide
|
| gptkbp:color |
silvery-white
|
| gptkbp:constructed_in |
used in jewelry making
used in art materials |
| gptkbp:cooling_system |
11.5 W/(m· K)
|
| gptkbp:discovered_by |
gptkb:Johan_Gadolin
|
| gptkbp:dissolved |
insoluble
soluble |
| gptkbp:electronegativity |
1.12
[ Xe] 6s² 4f¹ |
| gptkbp:environmental_impact |
not considered hazardous
|
| gptkbp:field |
paramagnetic
|
| https://www.w3.org/2000/01/rdf-schema#label |
cerium
|
| gptkbp:is_used_by |
used in steel production
used in laser materials used in pigments for ceramics |
| gptkbp:is_used_in |
catalytic converters
neutron capture used in capacitors used in nickel-metal hydride batteries |
| gptkbp:isotopes |
58
Ce-140 Ce-142 Ce-143 Ce-144 Ce-145 Ce-146 Ce-147 Ce-148 Ce-149 Ce-150 |
| gptkbp:lighting |
used in fluorescent lamps
|
| 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:photography |
used in photographic chemicals
|
| gptkbp:population |
6.77 g/cm³
|
| gptkbp:side_effect |
non-toxic in small amounts
can be harmful in large amounts |
| gptkbp:social_structure |
+3
+4 |
| gptkbp:species |
66 ppm
|
| gptkbp:symbol |
Ce
|
| gptkbp:uses |
catalysts
ceramic glazes phosphors glass polishing used in lenses |
| gptkbp:was_a_response_to |
reacts with water
reacts with halogens reacts with oxygen |
| gptkbp:water_quality |
0.0004 ppm
|
| gptkbp:year_created |
1803
|