neptunium mungsuh Terbium
Tabel périodik
Symbol
Np
Tb
Panggil Group
ora Sumadhiya
ora Sumadhiya
Panggil periode
7
6
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
lanthanide
CAS Number
7439998
99+
7440279
99+
Jeneng papan Group
Pnma
P63 / mmc
Space Group Number
62.00
11
194.00
5
facts
Facts Interesting
ora Cepak
- Ing kaping Terbium logam tumindak padha Calcium.
- metal Terbium rapet padha logam Lanthanum.
sumber
Digawe dening némbakaké Uranium karo Neutron, Ores logam
Found in Minerals, Ketemu karo Other Metals Bumi Langka, Mining, Ores saka Minerals
History
sing katutup
Edwin McMillan and Philip H. Abelson
Carl Gustaf Mosander
Discovery
ing taun 1940
Wonten ing taun 1842
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
5 * 10-8 %
27
Turah mbrawah Ing Sun
~-9999 %
~0.00000001 %
29
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
40
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
99+
ulah
Ulah lan Wuku
- Efesus saiki dikenal saka logam Neptunium sing winates kanggo riset waé mung.
- Neptunium kang isotop neptunium-237 digunakake minangka neutron detektor.
- uyah Terbium digunakake ing piranti optik kaya piranti laser.
- alloy Terbium kang lengthens lan cendhak Magnetik kolom lan efek iki formulir speker.
Ulah Industrial
NA
Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
ora Sumadhiya
fisik Properties
leleh Point
640.00 ° C
99+
1,356.00 ° C
33
Boiling Point
3,902.00 ° C
13
3,123.00 ° C
29
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
luster
metallic
metallic
atose
Brinell atose
ora Sumadhiya
677.00 MPa
17
Vickers atose
ora Sumadhiya
863.00 MPa
13
Kacepetan swara
ora Sumadhiya
2,620.00 m / s
35
Properties Optical
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Np
Tb
isotop
Isotop dikenal
20
19
26
13
keelektronegatifan
Pauling Elektronegativitas
1.36
29
ora Sumadhiya
Allred Rochow Elektronegativitas
1.22
26
1.10
30
Electropositivity
Pauling Electropositivity
2.64
25
ora Sumadhiya
tenogo ionisasi
Level Energy 1st
604.50 kJ / mol
99+
603.40 kJ / mol
99+
Level Energy 2
1,128.00 kJ / mol
99+
1,174.80 kJ / mol
99+
Level Energy 3rd
1,997.00 kJ / mol
99+
2,417.00 kJ / mol
99+
Level Energy 4
3,242.00 kJ / mol
99+
4,203.00 kJ / mol
31
padha karo elektrokimia
1.77 g / amp-day
39
1.98 g / amp-day
31
Fungsi Work elektron
ora Sumadhiya
3.00 eV
36
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
93
25
65
99+
Konfigurasi elektron
[Rn] 5F 4 6D 1 7s 2
[Xe] 4F 9 6s 2
Struktur Crystal
Orthorhombic (Orth)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
ORTH-Crystal-Structure-of-Neptunium.jpg#100
HCP-Crystal-Structure-of-Terbium.jpg#100
atom
Jumlah proton
93
25
65
99+
Jumlah Neutron
144
14
94
36
Jumlah Èlèktron
93
25
65
99+
Radius saka Atom
Radius atom
155.00 pm
30
177.00 pm
17
kovalen Radius
190.00 pm
18
194.00 pm
16
Van der Waals Radius
221.00 pm
22
221.00 pm
22
Bobot atom
237.00 Amu
22
158.93 Amu
99+
Volume atom
11.62 cm3 / mol
99+
19.20 cm3 / mol
22
Nomer atom jejer
Potensi Valence Electron
96.00 (-eV)
9
46.80 (-eV)
33
Constant pola
666.30 pm
3
360.10 pm
36
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.58
13
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
19.38 g / cm 3
14
8.23 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
7.65 g / cm3
30
Strength tensile
125.00 MPa
14
60.00 MPa
17
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
29
Meksa beluk ing 2000 K
0.11 (Pa)
17
12.50 (Pa)
8
situs kelenturan
nyukur pengaturan
ora Sumadhiya
22.10 GPA
32
pengaturan akeh
ora Sumadhiya
38.70 GPA
33
Young kang pengaturan
ora Sumadhiya
55.70 GPA
34
Poisson rasio
ora Sumadhiya
0.26
21
Properties Teknik liyane
ductile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
20.25
6
8.23
39
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
1.22 nΩ · m
99+
1.15 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.01 10 6 / cm Ω
99+
elektron Affinity
ora Sumadhiya
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.18 J / (kg K)
33
Graham Kapasitas kalor
29.46 J / mol · K
8
28.91 J / mol · K
9
doyo termal
6.30 W / m · K
99+
11.10 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
10.30 μm / (m · K)
38
enthalpy
Enthalpy panguapan
ora Sumadhiya
330.90 kJ / mol
26
Enthalpy saka Fusion
3.20 kJ / mol
99+
10.80 kJ / mol
34
Enthalpy saka atomization
ora Sumadhiya
314.00 kJ / mol
33
Standard molar Entropy
ora Sumadhiya
73.20 J / mol.K
10
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