Luad (element)
Didiar artiikel ment det metal . Luke uk bi Luad
"Luad (element)" uun ööder spriakwiisen
Sölring
Öömrang
Fering
Halunder
Halifreesk
Mooring
Wiringhiirder
Karhiirder
Gooshiirder
Eegenskapen
Algemian
Nööm, Symbool, Numer
Luad, Pb, 82
Seerie
Metal
Skööl, Periode, Blook
14 , 6 , p
Klöör, Skak
grä-blä
CAS-Numer
7439-92-1
Uundial
18 ppm[ 1]
Atomaar [ 2]
Atoommase
207,2 u
Atoomraadius (bereegent)
180 (154) pm
Kovalent-Raadius
146 pm
Van der Waals-Raadius
202 pm
Elektroonen
[Xe ] 4f 14 5d 10 6s 2 6p 2
1. Ionisiarang
715,6 kJ /mol
2. Ionisiarang
1450,5 kJ/mol
3. Ionisiarang
3081,5 kJ/mol
4. Ionisiarang
4083 kJ/mol
Füsikaalisk [ 2]
Tustant
fääst
Kristal
kuubisk
Sachthaid
11,342 g/cm3 (20 °C )[ 3]
Hardhaid
1,5
Magnetismus
diamagneetisk (
χ
m
{\displaystyle \chi _{m}
= −1,6 · 10−5 )[ 4]
Smoltponkt
600,61 K (327,43 °C)
Köögponkt
ca. 2022 K (1749 °C)
Molaar Rüm
18,26 · 10−6 m3 /mol
Dampwaremk
178 kJ/mol
Smoltwaremk
4,77 kJ/mol
Faard faan a tuun
1260 m/s bi 293,15 K
Waremk
131[ 5] J/(kg · K)
Elektrisk struumfeerang
4,76 · 106 A/(V · m)
Waremkfeerang
35 W /(m · K)
Mechaanisk [ 2]
Poisson-taal
0,44
Cheemisk [ 2]
Oksidatsionstustant
2 , 4
Oksiiden
Pb3 O4
Sür of baasisk
amphoter
Normoolpotentiaal
−0,1251 V (Pb2+ + 2 e− → Pb)
Elektronegatiwiteet
2,33 (Pauling-Skala)
Isotoopen
Isotoop
NH
t1/2
Aktiwiteet
Energii (MeV )
Produkt
202 Pb
{syn.}
52500 a α 2,598 198 Hg ε 0,050 202 Tl
203 Pb
{syn.}
51,873 h ε 0,975 203 Tl
204 Pb
1,4 %
>1,4 · 1017 a α 2,186 200 Hg
205 Pb
{syn.}
1,53 · 107 a ε 0,051 205 Tl
206 Pb
24,1 %
stabiil
207 Pb
22,1 %
stabiil
208 Pb
52,4 %
stabiil
209 Pb
{syn.}
3,253 h β− 0,644 209 Bi
210 Pb
ferenkelt
22,3 a α 3,792 206 Hg β− 0,064 210 Bi
211 Pb
ferenkelt
36,1 min β− 1,367 211 Bi
212 Pb
ferenkelt
10,64 h β− 0,574 212 Bi
213 Pb
{syn.}
10,2 min β− 2,070 213 Bi
214 Pb
ferenkelt
26,8 min β− 1,024 214 Bi
Muar isotoopen bi List faan isotoopen
Seekerhaid
Miast wurd SI -ianhaiden brükt.
Luad ((sö. ) Luar , (mo. ) blii ) as en cheemisk element mä det tiaken Pb (latiinsk plumbum ) an det atoomnumer 82 . Hat as en swaarmetal , smolt ääder an läät ham lacht ferfurme.
Bilen
Luke uk diar
Kwelen
↑ Harry H. Binder: Lexikon der chemischen Elemente , S. Hirzel Verlag, Stuttgart 1999, ISBN 3-7776-0736-3 .
↑ A taalen kem iast faan www.webelements.com (Luad) .
↑ N. N. Greenwood und A. Earnshaw: Chemie der Elemente , 1. aplaag, VCH, Weinheim 1988, ISBN 3-527-26169-9 , S. 482.
↑ David R. Lide: CRC Handbook of Chemistry and Physics : A ready-reference book of chemical and physical data , 90. Aufl., CRC Taylor & Francis, Boca Raton Fla. 2009, ISBN 978-1-4200-9084-0 , Section 4, S. 4-142 bis 4-147. Uun g/mol an uun cgs -ianhaiden. Heer amreegent tu SI -wäärs.
↑ C.A. Sutherland, E.F. Milner, R.C. Kerby, H. Teindl, A. Melin, H.M. Bolt: Lead , uun: Ullmann's Encyclopedia of Industrial Chemistry , 2006 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, doi :10.1002/14356007.a15_193.pub2 .
↑ 6,0 6,1 Iindraanj tu CAS-Nr. 7439-92-1 uun't GESTIS-dootenbeenk faan't IFA , ufrepen di 13. Maarts 2011 (mä JavaScript) .
↑ Dootenbleed Luad (element) bi Merck, ufrepen di 23. Febrewoore 2010.
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