|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:alloys
|
pewter
solder
type metal
fusible alloys
|
|
gptkbp:appearance
|
bluish-white metal
|
|
gptkbp:atomicNumber
|
82
|
|
gptkbp:atomicWeight
|
207.2
|
|
gptkbp:block
|
p-block
|
|
gptkbp:boilingPoint
|
1749 °C
|
|
gptkbp:CASNumber
|
7439-92-1
|
|
gptkbp:category
|
heavy metal
post-transition metal
poor metal
element with radioactive isotopes
element with stable isotopes
|
|
gptkbp:compounds
|
gptkb:lead(II)_acetate
gptkb:lead(II)_chloride
gptkb:lead(II)_nitrate
gptkb:lead(II)_oxide
gptkb:lead(II)_sulfate
gptkb:lead(IV)_oxide
tetraethyllead
lead(II) carbonate
|
|
gptkbp:crystalSystem
|
face-centered cubic
|
|
gptkbp:density
|
11.34 g/cm³
|
|
gptkbp:discoveredBy
|
known since antiquity
|
|
gptkbp:electronegativity
|
2.33 (Pauling scale)
|
|
gptkbp:environmentalImpact
|
lead pollution
|
|
gptkbp:EUClassification
|
Dangerous for the environment (N)
Toxic (T)
|
|
gptkbp:foundIn
|
anglesite
cerussite
galena
|
|
gptkbp:historicalName
|
cosmetics
paints
water pipes
gasoline additives
pottery glazes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
LEAD
|
|
gptkbp:isotopes
|
gptkb:204Pb
gptkb:206Pb
gptkb:207Pb
gptkb:208Pb
|
|
gptkbp:majorCity
|
gptkb:Australia
gptkb:China
gptkb:Peru
gptkb:Russia
gptkb:United_States
|
|
gptkbp:meltingPoint
|
327.5 °C
|
|
gptkbp:namedAfter
|
Anglo-Saxon word 'lead'
|
|
gptkbp:oxidationStates
|
+2
+4
|
|
gptkbp:period
|
6
|
|
gptkbp:radioactive
|
gptkb:210Pb
gptkb:212Pb
gptkb:214Pb
gptkb:218Pb
|
|
gptkbp:recycling
|
highly recyclable
|
|
gptkbp:relatedGroup
|
14
|
|
gptkbp:riskFactor
|
H373: May cause damage to organs through prolonged or repeated exposure
H360: May damage fertility or the unborn child
|
|
gptkbp:scientificName
|
gptkb:plumbum
|
|
gptkbp:symbol
|
gptkb:Pb
|
|
gptkbp:toxicity
|
toxic to humans
|
|
gptkbp:UNNumber
|
UN 2291
|
|
gptkbp:uses
|
shooting
weights
batteries
radiation shielding
cable sheathing
|
|
gptkbp:bfsParent
|
gptkb:Operation_Winnti
gptkb:LEAD_(Laboratoire_d’Etude_de_l’Apprentissage_et_du_Développement)
gptkb:Amazon_Redshift_SQL
|
|
gptkbp:bfsLayer
|
7
|