Plom (Pb)

chemical element with symbol Pb and atomic number 82

Atomic Number	82
Atomic Weight	207.2
Rhif màs	208

Group	14
Period	6
Block	p

Proton	82 p⁺
Niwtron	126 n⁰
Electron	82 e^-

Nodwedd Ffisegol

Atomic Radius	180 pm 249 pm
molar volume	18.3 cm³/mol
covalent radius	144 pm 135 pm 137 pm 146 pm
Metallic Radius	150 pm 170 pm
ionic radius	98 pm 119 pm 123 pm 129 pm 135 pm 140 pm 145 pm 149 pm 65 pm 73 pm 77.5 pm 94 pm
Crystal Radius	112 pm 133 pm 137 pm 143 pm 149 pm 154 pm 159 pm 163 pm 79 pm 87 pm 91.5 pm 108 pm
Van der Waals radius	230 pm 202 pm 202 pm 274 pm 429.7 pm
density	11.3 g/cm³ 10,660 kg/m³

Nodwedd Gemegol

egni

proton affinity
electron affinity	0.35674316 eV/particle
ionization energy	7.4166796 eV/particle 15.032498 eV/particle 31.9373 eV/particle 42.33256 eV/particle 68.8 eV/particle 82.9 eV/particle 100.1 eV/particle 120 eV/particle 138 eV/particle 158 eV/particle 182 eV/particle 203 eV/particle 224 eV/particle 245.1 eV/particle 338.1 eV/particle 374 eV/particle 401 eV/particle 428 eV/particle 478 eV/particle 507 eV/particle 570 eV/particle 610 eV/particle 650 eV/particle 690 eV/particle 750 eV/particle 810 eV/particle 870 eV/particle 930 eV/particle 990 eV/particle 1,050 eV/particle 1,120 eV/particle 1,180 eV/particle 1,000 eV/particle 1,300 eV/particle 1,400 eV/particle 1,430 eV/particle 1,704 eV/particle 1,760 eV/particle 1,819 eV/particle 1,884 eV/particle 1,945 eV/particle 2,004 eV/particle 2,101 eV/particle 2,163 eV/particle 2,230 eV/particle 2,292 eV/particle 2,543 eV/particle 2,605 eV/particle 2,671 eV/particle 2,735 eV/particle 2,965 eV/particle 3,036 eV/particle 3,211 eV/particle 3,282.1 eV/particle 5,414 eV/particle 5,555 eV/particle 5,703 eV/particle 5,862 eV/particle 6,015 eV/particle 6,160 eV/particle 6,442 eV/particle 6,597 eV/particle 6,767 eV/particle 6,924 eV/particle 7,362 eV/particle 7,500 eV/particle 7,650 eV/particle 7,790 eV/particle 8,520 eV/particle 8,680 eV/particle 9,000 eV/particle 9,150 eV/particle 19,590 eV/particle 19,970 eV/particle 20,380 eV/particle 20,750 eV/particle 23,460 eV/particle 23,940 eV/particle 24,550 eV/particle 24,938 eV/particle 99,491.85 eV/particle 101,336.4 eV/particle

enthalpy of vaporization	177.8 kJ/mol
enthalpy of fusion	4.77 kJ/mol
standard enthalpy of formation	195.2 kJ/mol
Electron

plisgyn yr electron	2, 8, 18, 32, 18, 4

valence electron	4 ⓘ

trefn yr electronnau	[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 5d¹⁰ 6s² 6p²

Cyflwr ocsidiad	-4, -2, -1, 0, 1, 2, 3, 4
Electronegatifedd	10.97 eV/particle 0.177911 1.8
Electrophilicity Index	1.069876866442547 eV/particle
cyflwr sylfaenol mater

cyflwr mater	Solid
gaseous state of matter
Boiling Point	2,022.15 K
Melting Point	600.612 K
critical pressure
critical temperature
triple point
appearance
lliw	Slate Gray #ff1493 #575961 #575961
appearance	metallic gray
Mynegrif plygiant
nodwedd ffisegol gwrthrych
Thermal Conductivity	35.3 W/(m K)
thermal expansion	0.0000289 1/K
molar heat capacity	26.84 J/(mol K)
Specific Heat Capacity	0.13 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
dargludedd trydanol	4.8 MS/m
Gwrthedd	0.00000021 Ω*m
superconductivity	7.2 K
magnetism
type	diamagnetic
magnetic susceptibility (Mass)	-0.0000000015 m³/Kg
magnetic susceptibility (Molar)	-0.000000000311 m³/mol
magnetic susceptibility (Volume)	-0.000017
magnetic ordering
Curie temperature
Néel temperature
strwythur
Crystal Structure	Face Centered Cubic (FCC)
lattice constant	4.95 Å
Lattice Angles	π/2, π/2, π/2
nodwedd mecanyddol deunyddiau
hardness	38.3 MPa 1.5 MPa
bulk modulus	46 GPa
shear modulus	5.6 GPa
Young's modulus	16 GPa
Poisson's ratio	0.44
speed of sound	1,260 m/s
classification
Category	Post-transition metals, Poor metals
CAS Group	IVB
IUPAC Group	IVA
Glawe Number	82
Mendeleev Number	91
Pettifor Number	82
Geochemical Class
Goldschmidt classification	chalcophile

other

Gas Basicity
polarizability	47 ± 3 a₀
C6 Dispersion Coefficient	534 a₀
allotrope
Neutron cross section	0.171
Neutron Mass Absorption	0.00003
quantum number	3P0
space group	225 (Fm_3m)

Isotopes of Lead

Stable Isotopes	0
Unstable Isotopes	43
Natural Isotopes	4

¹⁷⁸Pb

Rhif màs	178
neutron number	96
Relative Atomic Mass	178.003836171 ± 0.000024889 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	250 ± 80 us
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	2001
parity	+

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁷⁹Pb

Rhif màs	179
neutron number	97
Relative Atomic Mass	179.002202492 ± 0.000087203 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	2.7 ± 0.2 ms
spin	9/2
nuclear quadrupole moment
dyddiad darganfod	2010
parity	-

decay mode	intensity
α (α emission)	100%

¹⁸⁰Pb

Rhif màs	180
neutron number	98
Relative Atomic Mass	179.997916177 ± 0.000013306 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	4.1 ± 0.3 ms
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1996
parity	+

decay mode	intensity
α (α emission)	100%

¹⁸¹Pb

Rhif màs	181
neutron number	99
Relative Atomic Mass	180.9966606 ± 0.00009129 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	39 ± 0.8 ms
spin	9/2
nuclear quadrupole moment
dyddiad darganfod	1989
parity	-

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁸²Pb

Rhif màs	182
neutron number	100
Relative Atomic Mass	181.992673537 ± 0.000012975 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	55 ± 5 ms
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1986
parity	+

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁸³Pb

Rhif màs	183
neutron number	101
Relative Atomic Mass	182.991862527 ± 0.00003111 Da
g-factor	-0.76933333333333 ± 0.0033333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	535 ± 30 ms
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1980
parity	-

decay mode	intensity
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁸⁴Pb

Rhif màs	184
neutron number	102
Relative Atomic Mass	183.988135634 ± 0.000013743 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	490 ± 25 ms
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1980
parity	+

decay mode	intensity
α (α emission)	80%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁸⁵Pb

Rhif màs	185
neutron number	103
Relative Atomic Mass	184.98761 ± 0.000017364 Da
g-factor	-0.758 ± 0.0033333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	6.3 ± 0.4 s
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1975
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	66%
α (α emission)	34%

¹⁸⁶Pb

Rhif màs	186
neutron number	104
Relative Atomic Mass	185.984239409 ± 0.000011813 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	4.82 ± 0.03 s
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1972
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)	40%

¹⁸⁷Pb

Rhif màs	187
neutron number	105
Relative Atomic Mass	186.983910842 ± 0.000005468 Da
g-factor	-0.748 ± 0.002
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	15.2 ± 0.3 s
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1972
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	90.5%
α (α emission)	9.5%

¹⁸⁸Pb

Rhif màs	188
neutron number	106
Relative Atomic Mass	187.980879079 ± 0.000010868 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	25.1 ± 0.1 s
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1972
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	91.5%
α (α emission)	8.5%

¹⁸⁹Pb

Rhif màs	189
neutron number	107
Relative Atomic Mass	188.980843658 ± 0.000015096 Da
g-factor	-0.718 ± 0.006
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	39 ± 8 s
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1972
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.58%
α (α emission)	0.42%

¹⁹⁰Pb

Rhif màs	190
neutron number	108
Relative Atomic Mass	189.978081872 ± 0.000013434 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	71 ± 1 s
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1972
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	99.6%
α (α emission)	0.4%

¹⁹¹Pb

Rhif màs	191
neutron number	109
Relative Atomic Mass	190.978216455 ± 0.000007099 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.33 ± 0.08 m
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1974
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.51%

¹⁹²Pb

Rhif màs	192
neutron number	110
Relative Atomic Mass	191.975789598 ± 0.000006147 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.5 ± 0.1 m
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1974
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.0059%

¹⁹³Pb

Rhif màs	193
neutron number	111
Relative Atomic Mass	192.976135914 ± 0.000011044 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1974
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁹⁴Pb

Rhif màs	194
neutron number	112
Relative Atomic Mass	193.974011788 ± 0.000018717 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	10.7 ± 0.6 m
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1960
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	7.3%

¹⁹⁵Pb

Rhif màs	195
neutron number	113
Relative Atomic Mass	194.974516167 ± 0.000005461 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	15 ± 1.4 m
spin	3/2
nuclear quadrupole moment
dyddiad darganfod	1957
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹⁶Pb

Rhif màs	196
neutron number	114
Relative Atomic Mass	195.972787552 ± 0.000008277 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	37 ± 3 m
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1957
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	3%

¹⁹⁷Pb

Rhif màs	197
neutron number	115
Relative Atomic Mass	196.973434737 ± 0.000005157 Da
g-factor	-0.71453333333333 ± 0.0015333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	8.1 ± 1.7 m
spin	3/2
nuclear quadrupole moment	-0.08 ± 0.17
dyddiad darganfod	1955
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹⁸Pb

Rhif màs	198
neutron number	116
Relative Atomic Mass	197.97201545 ± 0.000009393 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	2.4 ± 0.1 h
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1955
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁹⁹Pb

Rhif màs	199
neutron number	117
Relative Atomic Mass	198.97291262 ± 0.000007322 Da
g-factor	-0.7138 ± 0.00093333333333333
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	90 ± 10 m
spin	3/2
nuclear quadrupole moment	0.08 ± 0.09
dyddiad darganfod	1950
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

²⁰⁰Pb

Rhif màs	200
neutron number	118
Relative Atomic Mass	199.971818546 ± 0.000010744 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	21.5 ± 0.4 h
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1950
parity	+

decay mode	intensity
ϵ (electron capture)	100%

²⁰¹Pb

Rhif màs	201
neutron number	119
Relative Atomic Mass	200.972870431 ± 0.000014758 Da
g-factor	0.26924 ± 0.00024
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	9.33 ± 0.03 h
spin	5/2
nuclear quadrupole moment	0.01 ± 0.04
dyddiad darganfod	1950
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

²⁰²Pb

Rhif màs	202
neutron number	120
Relative Atomic Mass	201.972151613 ± 0.000004075 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	52.5 ± 2.8 ky
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1954
parity	+

decay mode	intensity
ϵ (electron capture)	100%

²⁰³Pb

Rhif màs	203
neutron number	121
Relative Atomic Mass	202.973390617 ± 0.000007036 Da
g-factor	0.27364 ± 0.00024
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	51.924 ± 0.015 h
spin	5/2
nuclear quadrupole moment	0.1 ± 0.05
dyddiad darganfod	1942
parity	-

decay mode	intensity
ϵ (electron capture)	100%

²⁰⁴Pb

Rhif màs	204
neutron number	122
Relative Atomic Mass	203.973043506 ± 0.000001231 Da
g-factor	0
natural abundance	1.4 ± 0.6
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1932
parity	+

decay mode	intensity
α (α emission)

²⁰⁵Pb

Rhif màs	205
neutron number	123
Relative Atomic Mass	204.974481682 ± 0.000001228 Da
g-factor	0.28376 ± 0.00024
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	17 ± 0.9 My
spin	5/2
nuclear quadrupole moment	0.23 ± 0.04
dyddiad darganfod	1954
parity	-

decay mode	intensity
ϵ (electron capture)	100%

²⁰⁶Pb

Rhif màs	206
neutron number	124
Relative Atomic Mass	205.97446521 ± 0.000001228 Da
g-factor	0
natural abundance	24.1 ± 3
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1927
parity	+

decay mode	intensity
α (α emission)

²⁰⁷Pb

Rhif màs	207
neutron number	125
Relative Atomic Mass	206.975896821 ± 0.000001231 Da
g-factor	1.1812 ± 0.0008
natural abundance	22.1 ± 5
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	1/2
nuclear quadrupole moment	0
dyddiad darganfod	1927
parity	-

decay mode	intensity
α (α emission)

²⁰⁸Pb

Rhif màs	208
neutron number	126
Relative Atomic Mass	207.976652005 ± 0.000001232 Da
g-factor	0
natural abundance	52.4 ± 7
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1927
parity	+

decay mode	intensity
α (α emission)

²⁰⁹Pb

Rhif màs	209
neutron number	127
Relative Atomic Mass	208.981089978 ± 0.000001875 Da
g-factor	-0.32635555555556 ± 0.00042222222222222
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	3.235 ± 0.005 h
spin	9/2
nuclear quadrupole moment	-0.27 ± 0.17
dyddiad darganfod	1940
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁰Pb

Rhif màs	210
neutron number	128
Relative Atomic Mass	209.984188381 ± 0.000001554 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	22.2 ± 0.22 y
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1900
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
α (α emission)	1.9%

²¹¹Pb

Rhif màs	211
neutron number	129
Relative Atomic Mass	210.988735288 ± 0.000002426 Da
g-factor	-0.31091111111111 ± 0.00026666666666667
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	36.1628 ± 0.0025 m
spin	9/2
nuclear quadrupole moment	0.09 ± 0.06
dyddiad darganfod	1904
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹²Pb

Rhif màs	212
neutron number	130
Relative Atomic Mass	211.991895891 ± 0.000001975 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	10.627 ± 0.006 h
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1905
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹³Pb

Rhif màs	213
neutron number	131
Relative Atomic Mass	212.996560796 ± 0.000007465 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	10.2 ± 0.3 m
spin	9/2
nuclear quadrupole moment
dyddiad darganfod	1964
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁴Pb

Rhif màs	214
neutron number	132
Relative Atomic Mass	213.999803521 ± 0.000002114 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	27.06 ± 0.07 m
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	1904
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁵Pb

Rhif màs	215
neutron number	133
Relative Atomic Mass	215.004661591 ± 0.00005656 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	142 ± 11 s
spin	9/2
nuclear quadrupole moment
dyddiad darganfod	1998
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁶Pb

Rhif màs	216
neutron number	134
Relative Atomic Mass	216.008062 ± 0.000215 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	1.66 ± 0.2 m
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁷Pb

Rhif màs	217
neutron number	135
Relative Atomic Mass	217.013162 ± 0.000322 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	19.9 ± 5.3 s
spin	9/2
nuclear quadrupole moment
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁸Pb

Rhif màs	218
neutron number	136
Relative Atomic Mass	218.016779 ± 0.000322 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes	14.8 ± 6.8 s
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	2009
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²¹⁹Pb

Rhif màs	219
neutron number	137
Relative Atomic Mass	219.022136 ± 0.000429 Da
g-factor
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	11/2
nuclear quadrupole moment
dyddiad darganfod	2009
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

²²⁰Pb

Rhif màs	220
neutron number	138
Relative Atomic Mass	220.025905 ± 0.000429 Da
g-factor	0
natural abundance
Dadfeilio ymbelydrol	☢️ elfen ymbelydrol
Hanner oes
spin	0
nuclear quadrupole moment	0
dyddiad darganfod	2010
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

hanes

darganfyddwr neu ddyfeisiwr	Known to the ancients.
man darganfod
dyddiad darganfod
geirdarddiad	Anglo-Saxon: lead; symbol from Latin: plumbum.
ynganiad	LED (Saesneg)

source

Abundance
Abundance in Earth's crust	14 mg/kg
natural abundance (cefnfor)	0.00003 mg/L
natural abundance (corff dynol)	0.00017 %
natural abundance (Awyrfaen)	0.00014 %
natural abundance (Haul)	0.000001 %
Abundance in Universe	0.000001 %

Nuclear Screening Constants

1	s	1.5805
2	p	4.5234
2	s	21.57
3	d	13.4533
3	p	22.8505
3	s	23.8477
4	d	37.6804
4	f	38.0312
4	p	35.9664
4	s	35.1072
5	d	58.848
5	p	53.97
5	s	51.8685
6	p	69.607
6	s	67.9

Plom on ChemicalAid

Plom (Pb)

Nodwedd Ffisegol

Nodwedd Gemegol

other

Isotopes of Lead

178Pb

179Pb

180Pb

181Pb

182Pb

183Pb

184Pb

185Pb

186Pb

187Pb

188Pb

189Pb

190Pb

191Pb

192Pb

193Pb

194Pb

195Pb

196Pb

197Pb

198Pb

199Pb

200Pb

201Pb

202Pb

203Pb

204Pb

205Pb

206Pb

207Pb

208Pb

209Pb

210Pb

211Pb

212Pb

213Pb

214Pb

215Pb

216Pb

217Pb

218Pb

219Pb

220Pb

hanes

source

Nuclear Screening Constants

¹⁷⁸Pb

¹⁷⁹Pb

¹⁸⁰Pb

¹⁸¹Pb

¹⁸²Pb

¹⁸³Pb

¹⁸⁴Pb

¹⁸⁵Pb

¹⁸⁶Pb

¹⁸⁷Pb

¹⁸⁸Pb

¹⁸⁹Pb

¹⁹⁰Pb

¹⁹¹Pb

¹⁹²Pb

¹⁹³Pb

¹⁹⁴Pb

¹⁹⁵Pb

¹⁹⁶Pb

¹⁹⁷Pb

¹⁹⁸Pb

¹⁹⁹Pb

²⁰⁰Pb

²⁰¹Pb

²⁰²Pb

²⁰³Pb

²⁰⁴Pb

²⁰⁵Pb

²⁰⁶Pb

²⁰⁷Pb

²⁰⁸Pb

²⁰⁹Pb

²¹⁰Pb

²¹¹Pb

²¹²Pb

²¹³Pb

²¹⁴Pb

²¹⁵Pb

²¹⁶Pb

²¹⁷Pb

²¹⁸Pb

²¹⁹Pb

²²⁰Pb