Promeetium

Promeetium (Pm)

chemical element with the atomic number of 61
Atomic Number61
Atomic Weight144.91276
massiarv126
Group
Period6
Blockf
prooton61 p+
neutron65 n0
elektron61 e-
Animated Bohri aatomiteooria of Pm (Promeetium)

Füüsikalised Omadused

Aatomiraadius
molaarruumala
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Promeetium0102030405060708090100110120130140150160170180190200210220230240pmAatomiraadiusCovalent RadiusMetallic RadiusVan der Waals radius

Keemilised Omadused

energia
proton affinity
Elektronafiinsus
ionization energy
ionization energy of Pm (Promeetium)
aurustumissoojus
sulamissoojus
standard enthalpy of formation
elektron
elektronkiht2, 8, 18, 23, 8, 2
Bohri aatomiteooria: Pm (Promeetium)
valentselektron2
Lewis structure: Pm (Promeetium)
elektronkonfiguratsioon[Xe] 4f5 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f5 6s2
Enhanced Bohri aatomiteooria of Pm (Promeetium)
Orbital Diagram of Pm (Promeetium)
oksüdatsiooniaste2, 3
elektronegatiivsus
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
kolmikpunkt
Välimus
värvus
Silver
Välimusmetallic
Murdumisnäitaja
thermodynamic material property
Thermal Conductivity
soojuspaisumine
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Elektrijuhtivus
Eritakistus
Ülijuhtivus
Magnetism
type
Magnetiline vastuvõtlikkus (Mass)
Magnetiline vastuvõtlikkus (Molar)
Magnetiline vastuvõtlikkus (Volume)
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure ()
lattice constant
Lattice Angles
mechanical property
kõvadus
Ruumpaisumismoodul
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
0,28
heli kiirus
Klassifitseerimine
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number28
Mendeleev Number21
Pettifor Number29
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

teine

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
8 400
Neutron Mass Absorption
Kvantarv6H5/2
space group ()

Isotopes of Promethium

Stable Isotopes0
Unstable Isotopes40
Natural Isotopes0

126Pm

massiarv126
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg
parity

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

127Pm

massiarv127
neutron number66
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn3/2
nuclear quadrupole moment
avastamise aeg
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)
p (proton emission)

128Pm

massiarv128
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1 ± 0,3 s
spinn4
nuclear quadrupole moment
avastamise aeg1999
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)
p (proton emission)0%

129Pm

massiarv129
neutron number68
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,4 ± 0,9 s
spinn5/2
nuclear quadrupole moment
avastamise aeg2004
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)
p (proton emission)

130Pm

massiarv130
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,6 ± 0,2 s
spinn5
nuclear quadrupole moment
avastamise aeg1985
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

131Pm

massiarv131
neutron number70
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
6,3 ± 0,8 s
spinn11/2
nuclear quadrupole moment
avastamise aeg1998
parity-

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

132Pm

massiarv132
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
6,2 ± 0,6 s
spinn3
nuclear quadrupole moment
avastamise aeg1977
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)5%

133Pm

massiarv133
neutron number72
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
13,5 ± 2,1 s
spinn3/2
nuclear quadrupole moment
avastamise aeg1977
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

134Pm

massiarv134
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
22 ± 1 s
spinn5
nuclear quadrupole moment
avastamise aeg1977
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

135Pm

massiarv135
neutron number74
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
49 ± 3 s
spinn3/2
nuclear quadrupole moment
avastamise aeg1975
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

136Pm

massiarv136
neutron number75
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
107 ± 6 s
spinn7
nuclear quadrupole moment
avastamise aeg1988
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

137Pm

massiarv137
neutron number76
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn5/2
nuclear quadrupole moment
avastamise aeg1975
parity-

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)

138Pm

massiarv138
neutron number77
Relative Atomic Mass
g-factor
1,0666666666667 ± 0,3
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
3,24 ± 0,05 m
spinn3
nuclear quadrupole moment
avastamise aeg1973
parity-

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

139Pm

massiarv139
neutron number78
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
4,15 ± 0,05 m
spinn5/2
nuclear quadrupole moment
avastamise aeg1967
parity

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

140Pm

massiarv140
neutron number79
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
9,2 ± 0,2 s
spinn1
nuclear quadrupole moment
avastamise aeg1966
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

141Pm

massiarv141
neutron number80
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
20,9 ± 0,05 m
spinn5/2
nuclear quadrupole moment
avastamise aeg1952
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%

142Pm

massiarv142
neutron number81
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
40,5 ± 0,5 s
spinn1
nuclear quadrupole moment
avastamise aeg1959
parity+

decay modeIntensiivsus
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)77.1%
ϵ (electron capture)22.9%

143Pm

massiarv143
neutron number82
Relative Atomic Mass
g-factor
1,52 ± 0,2
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
265 ± 7 d
spinn5/2
nuclear quadrupole moment
avastamise aeg1952
parity+

decay modeIntensiivsus
ϵ (electron capture)100%
e+ (positron emission)5.7%

144Pm

massiarv144
neutron number83
Relative Atomic Mass
g-factor
0,338 ± 0,028
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
363 ± 14 d
spinn5
nuclear quadrupole moment
avastamise aeg1952
parity-

decay modeIntensiivsus
ϵ (electron capture)100%
e+ (positron emission)8%

145Pm

massiarv145
neutron number84
Relative Atomic Mass
g-factor
1,52 ± 0,064
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
17,7 ± 0,4 y
spinn5/2
nuclear quadrupole moment
0,23 ± 0,08
avastamise aeg1951
parity+

decay modeIntensiivsus
ϵ (electron capture)100%
α (α emission)2.8%

146Pm

massiarv146
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,53 ± 0,05 y
spinn3
nuclear quadrupole moment
avastamise aeg1960
parity-

decay modeIntensiivsus
ϵ (electron capture)66%
β (β decay)34%

147Pm

massiarv147
neutron number86
Relative Atomic Mass
g-factor
0,73714285714286 ± 0,02
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,6234 ± 0,0002 y
spinn7/2
nuclear quadrupole moment
0,74 ± 0,2
avastamise aeg1947
parity+

decay modeIntensiivsus
β (β decay)100%

148Pm

massiarv148
neutron number87
Relative Atomic Mass
g-factor
2,1 ± 0,2
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,368 ± 0,007 d
spinn1
nuclear quadrupole moment
0,2 ± 0,2
avastamise aeg1947
parity-

decay modeIntensiivsus
β (β decay)100%

149Pm

massiarv149
neutron number88
Relative Atomic Mass
g-factor
0,94285714285714 ± 0,14285714285714
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
53,08 ± 0,05 h
spinn7/2
nuclear quadrupole moment
avastamise aeg1947
parity+

decay modeIntensiivsus
β (β decay)100%

150Pm

massiarv150
neutron number89
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,698 ± 0,015 h
spinn1
nuclear quadrupole moment
avastamise aeg1952
parity-

decay modeIntensiivsus
β (β decay)100%

151Pm

massiarv151
neutron number90
Relative Atomic Mass
g-factor
0,72 ± 0,08
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
28,4 ± 0,04 h
spinn5/2
nuclear quadrupole moment
2,2 ± 0,9
avastamise aeg1952
parity+

decay modeIntensiivsus
β (β decay)100%

152Pm

massiarv152
neutron number91
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
4,12 ± 0,08 m
spinn1
nuclear quadrupole moment
avastamise aeg1958
parity+

decay modeIntensiivsus
β (β decay)100%

153Pm

massiarv153
neutron number92
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,25 ± 0,02 m
spinn5/2
nuclear quadrupole moment
avastamise aeg1962
parity-

decay modeIntensiivsus
β (β decay)100%

154Pm

massiarv154
neutron number93
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,68 ± 0,07 m
spinn4
nuclear quadrupole moment
avastamise aeg1958
parity+

decay modeIntensiivsus
β (β decay)100%

155Pm

massiarv155
neutron number94
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
41,5 ± 0,2 s
spinn5/2
nuclear quadrupole moment
avastamise aeg1982
parity-

decay modeIntensiivsus
β (β decay)100%

156Pm

massiarv156
neutron number95
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
27,4 ± 0,5 s
spinn4
nuclear quadrupole moment
avastamise aeg1986
parity+

decay modeIntensiivsus
β (β decay)100%

157Pm

massiarv157
neutron number96
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
10,56 ± 0,1 s
spinn5/2
nuclear quadrupole moment
avastamise aeg1987
parity-

decay modeIntensiivsus
β (β decay)100%

158Pm

massiarv158
neutron number97
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
4,8 ± 0,5 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1987
parity+

decay modeIntensiivsus
β (β decay)100%

159Pm

massiarv159
neutron number98
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,49 ± 0,13 s
spinn5/2
nuclear quadrupole moment
avastamise aeg1998
parity-

decay modeIntensiivsus
β (β decay)100%

160Pm

massiarv160
neutron number99
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
725 ± 57 ms
spinn6
nuclear quadrupole moment
avastamise aeg2012
parity-

decay modeIntensiivsus
β (β decay)100%
β n (β-delayed neutron emission)

161Pm

massiarv161
neutron number100
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,05 ± 0,15 s
spinn5/2
nuclear quadrupole moment
avastamise aeg2012
parity-

decay modeIntensiivsus
β (β decay)100%
β n (β-delayed neutron emission)

162Pm

massiarv162
neutron number101
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
630 ± 180 ms
spinn2
nuclear quadrupole moment
avastamise aeg2012
parity+

decay modeIntensiivsus
β (β decay)100%
β n (β-delayed neutron emission)

163Pm

massiarv163
neutron number102
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
255 ± 25 ms
spinn5/2
nuclear quadrupole moment
avastamise aeg2012
parity-

decay modeIntensiivsus
β (β decay)100%
β n (β-delayed neutron emission)

164Pm

massiarv164
neutron number103
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn5
nuclear quadrupole moment
avastamise aeg2018
parity-

decay modeIntensiivsus
β (β decay)
β n (β-delayed neutron emission)

165Pm

massiarv165
neutron number104
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn5/2
nuclear quadrupole moment
avastamise aeg2018
parity-

decay modeIntensiivsus
β (β decay)
β n (β-delayed neutron emission)
Promethium
Promethium spectrum visible

ajalugu

leiutaja või avastajaJ.A. Marinsky, L.E. Glendenin, C.D. Coryell
location of discoveryUnited States
avastamise aeg1945
etümoloogiaNamed for the Greek god, Prometheus.
pronunciationpro-MEE-thi-em (inglise)

allikas

Abundance
Abundance in Earth's crust
natural abundance (ookean)
natural abundance (Inimkeha)
0 %
natural abundance (meteoorkeha)
0 %
natural abundance (Päike)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants

1s1.2042
2p4.2562
2s16.0296
3d13.9018
3p19.4461
3s19.8154
4d33.26
4f37.866
4p30.3768
4s29.3604
5p44.586
5s42.1645
6s51.6046