Praseodimij (Pr)

element with the atomic number of 59

Atomski broj	59
Relativna atomska masa	140.90766
Maseni broj	141

Skupina
Perioda	6
Blok	f

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

Animated Bohrov model atoma of Pr (Praseodimij)

Physical Property

Atomski Radijus	185 pm 286 pm
Molni volumen	20,8 cm³/mol
Kovalentni Radijus	176 pm 138 pm 128 pm 203 pm
Metallic Radius
Ionski radijus	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
gustoća	6,773 g/cm³ 6.500 kg/m³

Kemijsko Svojstvo

{ERROR}

energija

proton affinity
Elektronski afinitet	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

Toplina isparivanja	331 kJ/mol
toplina taljenja	11,3 kJ/mol
standard enthalpy of formation	356,9 kJ/mol
elektron

Elektronska ljuska	2, 8, 18, 21, 8, 2

valence electron	2 ⓘ

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

Oksidacijski broj	0, 1, 2, 3, 4, 5
Elektronegativnost	0.17208 1.13
Electrophilicity Index	1,1474513688760803 eV/particle
fundamental state of matter

agregatno stanje
gaseous state of matter
Vrelište	3.793,15 K
Talište	1.204,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja	Crna #ff1493 #d9ffc7 #d9ffc7
appearance	grayish white
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost	12,5 W/(m K)
Toplinsko istezanje	0,0000067 1/K
molar heat capacity	27,2 J/(mol K)
Specifični toplinski kapacitet	0,193 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
electrical conductivity	1,4 MS/m
Električna otpornost i provodnost	0,0000007 Ω*m
Supravodljivost
Magnetizam
type	paramagnetic
Magnetna susceptibilnost (Mass)	0,000000423 m³/Kg
Magnetna susceptibilnost (Molar)	0,000000059604 m³/mol
Magnetna susceptibilnost (Volume)	0,0028087
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna struktura	{ERROR}
lattice constant	3,67 Å
Lattice Angles	π/2, π/2, 2 π/3
mechanical property
Tvrdoća	481 MPa 400 MPa
bulk modulus	29 GPa
shear modulus	15 GPa
Youngov modul elastičnosti	37 GPa
Poissonov omjer	0,28
brzina zvuka	2.280 m/s
classification
Kategorija	Aktinoidi, Lanthanides
CAS Group
IUPAC Group
Glawe Number	30
Mendeleev Number	17
Pettifor Number	31
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

other

Gas Basicity
polarizability	216 ± 20 a₀
C6 Dispersion Coefficient	3.760 a₀
allotrope
Nuklearni udarni presjek	11,4
Neutron Mass Absorption	0,0029
Kvantni brojevi	4I9/2
space group	194 (P63/mmc)

Isotopes of Praseodymium

Stabilni izotopi	1
Nestabilni izotopi	40
Natural Isotopes	1

¹²¹Pr

Maseni broj	121
neutron number	62
Relativna Atomska Masa	120,955393 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	12 ± 5 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2005
Parnost

decay mode	intensity
p (proton emission)	100%

¹²²Pr

Maseni broj	122
neutron number	63
Relativna Atomska Masa	121,951927 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost

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

¹²³Pr

Maseni broj	123
neutron number	64
Relativna Atomska Masa	122,946076 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost	+

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

¹²⁴Pr

Maseni broj	124
neutron number	65
Relativna Atomska Masa	123,94294 ± 0,00043 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,2 ± 0,2 s
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma	1986
Parnost

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

¹²⁵Pr

Maseni broj	125
neutron number	66
Relativna Atomska Masa	124,937659 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,3 ± 0,7 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2002
Parnost	+

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

¹²⁶Pr

Maseni broj	126
neutron number	67
Relativna Atomska Masa	125,93524 ± 0,00021 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,12 ± 0,18 s
spin	4
nuclear quadrupole moment
vrijeme otkrića ili izuma	1983
Parnost

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

¹²⁷Pr

Maseni broj	127
neutron number	68
Relativna Atomska Masa	126,93071 ± 0,00021 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,2 ± 0,3 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1995
Parnost	+

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

¹²⁸Pr

Maseni broj	128
neutron number	69
Relativna Atomska Masa	127,928791 ± 0,000032 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,85 ± 0,09 s
spin	3
nuclear quadrupole moment
vrijeme otkrića ili izuma	1985
Parnost	+

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

¹²⁹Pr

Maseni broj	129
neutron number	70
Relativna Atomska Masa	128,925095 ± 0,000032 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	30 ± 4 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1977
Parnost	+

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

¹³⁰Pr

Maseni broj	130
neutron number	71
Relativna Atomska Masa	129,92359 ± 0,000069 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	40 ± 0,4 s
spin	6
nuclear quadrupole moment
vrijeme otkrića ili izuma	1977
Parnost

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

¹³¹Pr

Maseni broj	131
neutron number	72
Relativna Atomska Masa	130,92023496 ± 0,000050451 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,5 ± 0,03 m
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1977
Parnost	+

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

¹³²Pr

Maseni broj	132
neutron number	73
Relativna Atomska Masa	131,91924 ± 0,000031 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,49 ± 0,11 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1974
Parnost	+

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

¹³³Pr

Maseni broj	133
neutron number	74
Relativna Atomska Masa	132,916330558 ± 0,000013416 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	6,5 ± 0,3 m
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1970
Parnost	+

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

¹³⁴Pr

Maseni broj	134
neutron number	75
Relativna Atomska Masa	133,915696729 ± 0,00002181 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	17 ± 2 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1967
Parnost	-

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

¹³⁵Pr

Maseni broj	135
neutron number	76
Relativna Atomska Masa	134,913111772 ± 0,000012686 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	24 ± 1 m
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1954
Parnost	+

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

¹³⁶Pr

Maseni broj	136
neutron number	77
Relativna Atomska Masa	135,91267747 ± 0,000012296 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	13,1 ± 0,1 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1968
Parnost	+

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

¹³⁷Pr

Maseni broj	137
neutron number	78
Relativna Atomska Masa	136,910679183 ± 0,000008733 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,28 ± 0,03 h
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1958
Parnost	+

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

¹³⁸Pr

Maseni broj	138
neutron number	79
Relativna Atomska Masa	137,910757495 ± 0,000010748 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,45 ± 0,05 m
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1951
Parnost	+

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

¹³⁹Pr

Maseni broj	139
neutron number	80
Relativna Atomska Masa	138,9089327 ± 0,000003917 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,41 ± 0,04 h
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1951
Parnost	+

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

¹⁴⁰Pr

Maseni broj	140
neutron number	81
Relativna Atomska Masa	139,9090856 ± 0,000006593 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,39 ± 0,01 m
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1938
Parnost	+

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

¹⁴¹Pr

Maseni broj	141
neutron number	82
Relativna Atomska Masa	140,907659604 ± 0,000001607 Da
g-factor	1,7064 ± 0,0012
natural abundance	100
radioaktivnost	stable isotope
Vrijeme poluraspada	Not Radioactive ☢️
spin	5/2
nuclear quadrupole moment	−0,077 ± 0,006
vrijeme otkrića ili izuma	1924
Parnost	+

¹⁴²Pr

Maseni broj	142
neutron number	83
Relativna Atomska Masa	141,91005164 ± 0,000001607 Da
g-factor	0,117 ± 0,0005
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	19,12 ± 0,04 h
spin	2
nuclear quadrupole moment	0,039 ± 0,017
vrijeme otkrića ili izuma	1935
Parnost	-

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

¹⁴³Pr

Maseni broj	143
neutron number	84
Relativna Atomska Masa	142,910822624 ± 0,000001949 Da
g-factor	0,77 ± 0,0014285714285714
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	13,57 ± 0,02 d
spin	7/2
nuclear quadrupole moment	0,77 ± 0,16
vrijeme otkrića ili izuma	1948
Parnost	+

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

¹⁴⁴Pr

Maseni broj	144
neutron number	85
Relativna Atomska Masa	143,913310682 ± 0,000002907 Da
g-factor	0
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	17,28 ± 0,05 m
spin	0
nuclear quadrupole moment	0
vrijeme otkrića ili izuma	1951
Parnost	-

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

¹⁴⁵Pr

Maseni broj	145
neutron number	86
Relativna Atomska Masa	144,914517987 ± 0,000007674 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	5,984 ± 0,01 h
spin	7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1954
Parnost	+

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

¹⁴⁶Pr

Maseni broj	146
neutron number	87
Relativna Atomska Masa	145,91768763 ± 0,000036882 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	24,09 ± 0,1 m
spin	2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1953
Parnost	-

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

¹⁴⁷Pr

Maseni broj	147
neutron number	88
Relativna Atomska Masa	146,919007438 ± 0,00001702 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	13,39 ± 0,04 m
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1964
Parnost	+

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

¹⁴⁸Pr

Maseni broj	148
neutron number	89
Relativna Atomska Masa	147,922129992 ± 0,000016147 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,29 ± 0,02 m
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1964
Parnost	-

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

¹⁴⁹Pr

Maseni broj	149
neutron number	90
Relativna Atomska Masa	148,9237361 ± 0,0000106 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,26 ± 0,07 m
spin	5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1964
Parnost	+

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

¹⁵⁰Pr

Maseni broj	150
neutron number	91
Relativna Atomska Masa	149,926676391 ± 0,000009677 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	6,19 ± 0,16 s
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1970
Parnost	-

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

¹⁵¹Pr

Maseni broj	151
neutron number	92
Relativna Atomska Masa	150,928309066 ± 0,000012506 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	18,9 ± 0,07 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1990
Parnost	-

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

¹⁵²Pr

Maseni broj	152
neutron number	93
Relativna Atomska Masa	151,9315529 ± 0,0000199 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	3,57 ± 0,11 s
spin	4
nuclear quadrupole moment
vrijeme otkrića ili izuma	1983
Parnost	+

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

¹⁵³Pr

Maseni broj	153
neutron number	94
Relativna Atomska Masa	152,933903511 ± 0,000012755 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	4,28 ± 0,11 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1987
Parnost	-

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

¹⁵⁴Pr

Maseni broj	154
neutron number	95
Relativna Atomska Masa	153,937885165 ± 0,00010736 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	2,3 ± 0,09 s
spin	3
nuclear quadrupole moment
vrijeme otkrića ili izuma	1988
Parnost	+

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

¹⁵⁵Pr

Maseni broj	155
neutron number	96
Relativna Atomska Masa	154,940509193 ± 0,000018462 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	1,47 ± 0,3 s
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	1992
Parnost	-

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

¹⁵⁶Pr

Maseni broj	156
neutron number	97
Relativna Atomska Masa	155,9447669 ± 0,0000011 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	444 ± 6 ms
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	1992
Parnost	+

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

¹⁵⁷Pr

Maseni broj	157
neutron number	98
Relativna Atomska Masa	156,9480031 ± 0,0000034 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	307 ± 21 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2017
Parnost	-

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

¹⁵⁸Pr

Maseni broj	158
neutron number	99
Relativna Atomska Masa	157,952603 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	181 ± 14 ms
spin	5
nuclear quadrupole moment
vrijeme otkrića ili izuma	2016
Parnost	-

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

¹⁵⁹Pr

Maseni broj	159
neutron number	100
Relativna Atomska Masa	158,956232 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	134 ± 43 ms
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2017
Parnost	-

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

¹⁶⁰Pr

Maseni broj	160
neutron number	101
Relativna Atomska Masa	159,961138 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada	170 ± 140 ms
spin	1
nuclear quadrupole moment
vrijeme otkrića ili izuma	2017
Parnost	+

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

¹⁶¹Pr

Maseni broj	161
neutron number	102
Relativna Atomska Masa	160,965121 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost	☢️ radioactive element
Vrijeme poluraspada
spin	3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma	2018
Parnost	-

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

povijest

otkrio/izumio	C.F. Aver von Welsbach
location of discovery	Austria
vrijeme otkrića ili izuma	1885
Etimologija	Greek: prasios and didymos (green twin); from its green salts.
pronunciation	pra-si-eh-DIM-i-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori	9,2 mg/kg
natural abundance (ocean)	0,00000064 mg/L
natural abundance (tijelo)
natural abundance (meteoroid)	0,0000098 %
natural abundance (Sunce)	0,0000001 %
Zastupljenost u svemiru	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

Praseodimij on ChemicalAid

Praseodimij (Pr)

Physical Property

Kemijsko Svojstvo

other

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

povijest

source

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