Praseodüüm (Pr)

element with the atomic number of 59

Atomic Number	59
Atomic Weight	140.90766
massiarv	141

Group
Period	6
Block	f

prooton	59 p⁺
neutron	82 n⁰
elektron	59 e^-

Animated Bohri aatomiteooria of Pr (Praseodüüm)

Füüsikalised Omadused

Aatomiraadius	185 pm 286 pm
molaarruumala	20,8 cm³/mol
Covalent Radius	176 pm 138 pm 128 pm 203 pm
Metallic Radius
ionic radius	99 pm 112,6 pm 117,9 pm 85 pm 96 pm
Crystal Radius	113 pm 126,6 pm 131,9 pm 99 pm 110 pm
Van der Waals radius	240 pm 273 pm 360,6 pm
density	6,773 g/cm³ 6 500 kg/m³

Keemilised Omadused

energia

proton affinity
Elektronafiinsus	0,962 eV/particle
ionization energy	5,473 eV/particle 10,55 eV/particle 21,6237 eV/particle 38,98 eV/particle 57,5 eV/particle 82 eV/particle 97 eV/particle 112 eV/particle 131 eV/particle 148 eV/particle 162 eV/particle 196 eV/particle 217,02 eV/particle 350 eV/particle 378 eV/particle 412 eV/particle 445 eV/particle 478 eV/particle 516 eV/particle 554 eV/particle 590 eV/particle 627 eV/particle 663 eV/particle 803 eV/particle 840 eV/particle 880 eV/particle 920 eV/particle 985 eV/particle 1 028 eV/particle 1 124 eV/particle 1 169,94 eV/particle 2 019 eV/particle 2 108 eV/particle 2 202 eV/particle 2 304 eV/particle 2 400 eV/particle 2 501 eV/particle 2 628 eV/particle 2 729 eV/particle 2 838 eV/particle 2 941 eV/particle 3 227 eV/particle 3 319 eV/particle 3 419 eV/particle 3 512 eV/particle 3 729 eV/particle 3 832 eV/particle 4 030 eV/particle 4 130 eV/particle 9 378 eV/particle 9 632 eV/particle 9 913 eV/particle 10 175 eV/particle 10 959 eV/particle 11 262 eV/particle 11 641 eV/particle 11 895,89 eV/particle 48 571,71 eV/particle 49 722,2 eV/particle

aurustumissoojus	331 kJ/mol
sulamissoojus	11,3 kJ/mol
standard enthalpy of formation	356,9 kJ/mol
elektron

elektronkiht	2, 8, 18, 21, 8, 2

valentselektron	2 ⓘ

elektronkonfiguratsioon	[Xe] 4f³ 6s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f³ 6s²

oksüdatsiooniaste	0, 1, 2, 3, 4, 5
elektronegatiivsus	0.17208 1.13
Electrophilicity Index	1,1474513688760803 eV/particle
fundamental state of matter

phase of matter	Solid
gaseous state of matter
Boiling Point	3 793,15 K
Melting Point	1 204,15 K
critical pressure
critical temperature
kolmikpunkt
Välimus
värvus	Silver #ff1493 #d9ffc7 #d9ffc7
Välimus	grayish white
Murdumisnäitaja
thermodynamic material property
Thermal Conductivity	12,5 W/(m K)
soojuspaisumine	0,0000067 1/K
molar heat capacity	27,2 J/(mol K)
Specific Heat Capacity	0,193 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
Elektrijuhtivus	1,4 MS/m
Eritakistus	0,0000007 Ω*m
Ülijuhtivus
Magnetism
type	paramagnetic
Magnetiline vastuvõtlikkus (Mass)	0,000000423 m³/Kg
Magnetiline vastuvõtlikkus (Molar)	0,000000059604 m³/mol
Magnetiline vastuvõtlikkus (Volume)	0,0028087
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure	Simple Hexagonal (HEX)
lattice constant	3,67 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
kõvadus	481 MPa 400 MPa
Ruumpaisumismoodul	29 GPa
Nihkeelastsusmoodul	15 GPa
Normaalelastsusmoodul	37 GPa
Poissoni tegur	0,28
heli kiirus	2 280 m/s
Klassifitseerimine
Category	Lanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number	30
Mendeleev Number	17
Pettifor Number	31
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

teine

Gas Basicity
polarizability	216 ± 20 a₀
C6 Dispersion Coefficient	3 760 a₀
allotrope
Neutron cross section	11,4
Neutron Mass Absorption	0,0029
Kvantarv	4I9/2
space group	194 (P63/mmc)

Isotopes of Praseodymium

Stable Isotopes	1
Unstable Isotopes	40
Natural Isotopes	1

¹²¹Pr

massiarv	121
neutron number	62
Relative Atomic Mass	120,955393 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	12 ± 5 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	2005
parity

decay mode	Intensiivsus
p (proton emission)	100%

¹²²Pr

massiarv	122
neutron number	63
Relative Atomic Mass	121,951927 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg
parity

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

¹²³Pr

massiarv	123
neutron number	64
Relative Atomic Mass	122,946076 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3/2
nuclear quadrupole moment
avastamise aeg
parity	+

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

¹²⁴Pr

massiarv	124
neutron number	65
Relative Atomic Mass	123,94294 ± 0,00043 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,2 ± 0,2 s
spinn
nuclear quadrupole moment
avastamise aeg	1986
parity

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

¹²⁵Pr

massiarv	125
neutron number	66
Relative Atomic Mass	124,937659 ± 0,000322 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,3 ± 0,7 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	2002
parity	+

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

¹²⁶Pr

massiarv	126
neutron number	67
Relative Atomic Mass	125,93524 ± 0,00021 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,12 ± 0,18 s
spinn	4
nuclear quadrupole moment
avastamise aeg	1983
parity

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

¹²⁷Pr

massiarv	127
neutron number	68
Relative Atomic Mass	126,93071 ± 0,00021 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,2 ± 0,3 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1995
parity	+

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

¹²⁸Pr

massiarv	128
neutron number	69
Relative Atomic Mass	127,928791 ± 0,000032 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,85 ± 0,09 s
spinn	3
nuclear quadrupole moment
avastamise aeg	1985
parity	+

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

¹²⁹Pr

massiarv	129
neutron number	70
Relative Atomic Mass	128,925095 ± 0,000032 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	30 ± 4 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1977
parity	+

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

¹³⁰Pr

massiarv	130
neutron number	71
Relative Atomic Mass	129,92359 ± 0,000069 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	40 ± 0,4 s
spinn	6
nuclear quadrupole moment
avastamise aeg	1977
parity

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

¹³¹Pr

massiarv	131
neutron number	72
Relative Atomic Mass	130,92023496 ± 0,000050451 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,5 ± 0,03 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1977
parity	+

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

¹³²Pr

massiarv	132
neutron number	73
Relative Atomic Mass	131,91924 ± 0,000031 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,49 ± 0,11 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1974
parity	+

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

¹³³Pr

massiarv	133
neutron number	74
Relative Atomic Mass	132,916330558 ± 0,000013416 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	6,5 ± 0,3 m
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1970
parity	+

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

¹³⁴Pr

massiarv	134
neutron number	75
Relative Atomic Mass	133,915696729 ± 0,00002181 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	17 ± 2 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1967
parity	-

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

¹³⁵Pr

massiarv	135
neutron number	76
Relative Atomic Mass	134,913111772 ± 0,000012686 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	24 ± 1 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1954
parity	+

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

¹³⁶Pr

massiarv	136
neutron number	77
Relative Atomic Mass	135,91267747 ± 0,000012296 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	13,1 ± 0,1 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1968
parity	+

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

¹³⁷Pr

massiarv	137
neutron number	78
Relative Atomic Mass	136,910679183 ± 0,000008733 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,28 ± 0,03 h
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1958
parity	+

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

¹³⁸Pr

massiarv	138
neutron number	79
Relative Atomic Mass	137,910757495 ± 0,000010748 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,45 ± 0,05 m
spinn	1
nuclear quadrupole moment
avastamise aeg	1951
parity	+

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

¹³⁹Pr

massiarv	139
neutron number	80
Relative Atomic Mass	138,9089327 ± 0,000003917 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,41 ± 0,04 h
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1951
parity	+

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

¹⁴⁰Pr

massiarv	140
neutron number	81
Relative Atomic Mass	139,9090856 ± 0,000006593 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,39 ± 0,01 m
spinn	1
nuclear quadrupole moment
avastamise aeg	1938
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
e⁺ (positron emission)	48.7%
ϵ (electron capture)	51.3%

¹⁴¹Pr

massiarv	141
neutron number	82
Relative Atomic Mass	140,907659604 ± 0,000001607 Da
g-factor	1,7064 ± 0,0012
natural abundance	100
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	5/2
nuclear quadrupole moment	−0,077 ± 0,006
avastamise aeg	1924
parity	+

¹⁴²Pr

massiarv	142
neutron number	83
Relative Atomic Mass	141,91005164 ± 0,000001607 Da
g-factor	0,117 ± 0,0005
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	19,12 ± 0,04 h
spinn	2
nuclear quadrupole moment	0,039 ± 0,017
avastamise aeg	1935
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
ϵ (electron capture)	0.0164%

¹⁴³Pr

massiarv	143
neutron number	84
Relative Atomic Mass	142,910822624 ± 0,000001949 Da
g-factor	0,77 ± 0,0014285714285714
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	13,57 ± 0,02 d
spinn	7/2
nuclear quadrupole moment	0,77 ± 0,16
avastamise aeg	1948
parity	+

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

¹⁴⁴Pr

massiarv	144
neutron number	85
Relative Atomic Mass	143,913310682 ± 0,000002907 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	17,28 ± 0,05 m
spinn	0
nuclear quadrupole moment	0
avastamise aeg	1951
parity	-

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

¹⁴⁵Pr

massiarv	145
neutron number	86
Relative Atomic Mass	144,914517987 ± 0,000007674 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	5,984 ± 0,01 h
spinn	7/2
nuclear quadrupole moment
avastamise aeg	1954
parity	+

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

¹⁴⁶Pr

massiarv	146
neutron number	87
Relative Atomic Mass	145,91768763 ± 0,000036882 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	24,09 ± 0,1 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1953
parity	-

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

¹⁴⁷Pr

massiarv	147
neutron number	88
Relative Atomic Mass	146,919007438 ± 0,00001702 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	13,39 ± 0,04 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1964
parity	+

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

¹⁴⁸Pr

massiarv	148
neutron number	89
Relative Atomic Mass	147,922129992 ± 0,000016147 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,29 ± 0,02 m
spinn	1
nuclear quadrupole moment
avastamise aeg	1964
parity	-

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

¹⁴⁹Pr

massiarv	149
neutron number	90
Relative Atomic Mass	148,9237361 ± 0,0000106 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,26 ± 0,07 m
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1964
parity	+

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

¹⁵⁰Pr

massiarv	150
neutron number	91
Relative Atomic Mass	149,926676391 ± 0,000009677 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	6,19 ± 0,16 s
spinn	1
nuclear quadrupole moment
avastamise aeg	1970
parity	-

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

¹⁵¹Pr

massiarv	151
neutron number	92
Relative Atomic Mass	150,928309066 ± 0,000012506 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	18,9 ± 0,07 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1990
parity	-

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

¹⁵²Pr

massiarv	152
neutron number	93
Relative Atomic Mass	151,9315529 ± 0,0000199 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,57 ± 0,11 s
spinn	4
nuclear quadrupole moment
avastamise aeg	1983
parity	+

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

¹⁵³Pr

massiarv	153
neutron number	94
Relative Atomic Mass	152,933903511 ± 0,000012755 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,28 ± 0,11 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1987
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁴Pr

massiarv	154
neutron number	95
Relative Atomic Mass	153,937885165 ± 0,00010736 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,3 ± 0,09 s
spinn	3
nuclear quadrupole moment
avastamise aeg	1988
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁵Pr

massiarv	155
neutron number	96
Relative Atomic Mass	154,940509193 ± 0,000018462 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,47 ± 0,3 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1992
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁶Pr

massiarv	156
neutron number	97
Relative Atomic Mass	155,9447669 ± 0,0000011 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	444 ± 6 ms
spinn	1
nuclear quadrupole moment
avastamise aeg	1992
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁷Pr

massiarv	157
neutron number	98
Relative Atomic Mass	156,9480031 ± 0,0000034 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	307 ± 21 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	2017
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁸Pr

massiarv	158
neutron number	99
Relative Atomic Mass	157,952603 ± 0,000322 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	181 ± 14 ms
spinn	5
nuclear quadrupole moment
avastamise aeg	2016
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁵⁹Pr

massiarv	159
neutron number	100
Relative Atomic Mass	158,956232 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	134 ± 43 ms
spinn	3/2
nuclear quadrupole moment
avastamise aeg	2017
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁶⁰Pr

massiarv	160
neutron number	101
Relative Atomic Mass	159,961138 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	170 ± 140 ms
spinn	1
nuclear quadrupole moment
avastamise aeg	2017
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

¹⁶¹Pr

massiarv	161
neutron number	102
Relative Atomic Mass	160,965121 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3/2
nuclear quadrupole moment
avastamise aeg	2018
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

ajalugu

leiutaja või avastaja	C.F. Aver von Welsbach
location of discovery	Austria
avastamise aeg	1885
etümoloogia	Greek: prasios and didymos (green twin); from its green salts.
pronunciation	pra-si-eh-DIM-i-em (inglise)

allikas

Abundance
Abundance in Earth's crust	9,2 mg/kg
natural abundance (ookean)	0,00000064 mg/L
natural abundance (Inimkeha)
natural abundance (meteoorkeha)	0,0000098 %
natural abundance (Päike)	0,0000001 %
Abundance in Universe	0,0000002 %

Nuclear Screening Constants

1	s	1.1694
2	p	4.2306
2	s	15.538
3	d	13.8476
3	p	19.1756
3	s	19.499
4	d	32.7028
4	f	37.8992
4	p	29.9432
4	s	28.6668
5	p	43.7165
5	s	41.387
6	s	51.2534

Praseodüüm on ChemicalAid

Australian Educational Vocabulary ID	scot/3561
CAS Registry Number	7440-10-0
ChEBI ID	49828
ChemSpider ID	22384
DSSTOX compound identifier	DTXCID2047648
DSSTox substance ID	DTXSID4064684
Den Store Danske ID	praseodym
ECHA Substance Infocard ID	100.028.291
Elhuyar ZTH ID	030065
Encyclopædia Britannica Online ID	science/praseodymium
Encyclopædia Universalis ID	praseodyme
Freebase	/m/025sc08
GND	4175591-1
Gran Enciclopèdia Catalana ID	0134006
Great Russian Encyclopedia Online ID	3173701
InChI	InChI=1S/Pr
InChIKey	PUDIUYLPXJFUGB-UHFFFAOYSA-N
KBpedia ID	Praseodymium
LCCN	sh85106095
MeSH descriptor ID	D011221
Namuwiki ID	프라세오디뮴
National Library of Israel J9U ID	987007531660105171
OmegaWiki Defined Meaning	342115
OpenAlex ID	C537997061
PubChem CID	23942
Quora topic ID	Praseodymium
RxNorm ID	1311481
Römpp online ID	RD-16-03954
Store norske leksikon ID	praseodym
Treccani ID	praseodimio
UNII	NKN7EZA750
USGS Thesaurus ID	1545
WordNet 3.1 Synset ID	14675391-n

Praseodüüm (Pr)

Füüsikalised Omadused

Keemilised Omadused

teine

Isotopes of Praseodymium

121Pr

122Pr

123Pr

124Pr

125Pr

126Pr

127Pr

128Pr

129Pr

130Pr

131Pr

132Pr

133Pr

134Pr

135Pr

136Pr

137Pr

138Pr

139Pr

140Pr

141Pr

142Pr

143Pr

144Pr

145Pr

146Pr

147Pr

148Pr

149Pr

150Pr

151Pr

152Pr

153Pr

154Pr

155Pr

156Pr

157Pr

158Pr

159Pr

160Pr

161Pr

ajalugu

allikas

Nuclear Screening Constants

¹²¹Pr

¹²²Pr

¹²³Pr

¹²⁴Pr

¹²⁵Pr

¹²⁶Pr

¹²⁷Pr

¹²⁸Pr

¹²⁹Pr

¹³⁰Pr

¹³¹Pr

¹³²Pr

¹³³Pr

¹³⁴Pr

¹³⁵Pr

¹³⁶Pr

¹³⁷Pr

¹³⁸Pr

¹³⁹Pr

¹⁴⁰Pr

¹⁴¹Pr

¹⁴²Pr

¹⁴³Pr

¹⁴⁴Pr

¹⁴⁵Pr

¹⁴⁶Pr

¹⁴⁷Pr

¹⁴⁸Pr

¹⁴⁹Pr

¹⁵⁰Pr

¹⁵¹Pr

¹⁵²Pr

¹⁵³Pr

¹⁵⁴Pr

¹⁵⁵Pr

¹⁵⁶Pr

¹⁵⁷Pr

¹⁵⁸Pr

¹⁵⁹Pr

¹⁶⁰Pr

¹⁶¹Pr