Gadolinium mungsuh neptunium
Tabel périodik
Symbol
Gd
Np
Panggil Group
0
18
ora Sumadhiya
Panggil periode
6
7
Block
pemblokiran f
pemblokiran f
Family unsur
lanthanide
actinide
CAS Number
7440542
33
7439998
99+
Jeneng papan Group
P63 / mmc
Pnma
Space Group Number
194.00
5
62.00
11
facts
Facts Interesting
- Gadolinium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Gadolinium ditemokaké ing mineral Monazite lan bastnaesite.
ora Cepak
sumber
Found in Minerals, Mining
Digawe dening némbakaké Uranium karo Neutron, Ores logam
History
sing katutup
Jean Charles Galissard de Marignac
Edwin McMillan and Philip H. Abelson
Discovery
ing taun 1880
ing taun 1940
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
ora Sumadhiya
Turah mbrawah Ing Sun
~0.0000002 %
25
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
34
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
30
ora Sumadhiya
Turah mbrawah Ing Segara
0.00 %
38
ora Sumadhiya
ulah
Ulah lan Wuku
- wesi uga digunakake ing nggawe Magnets, komponen elektronik lan piranti panyimpenan data.
- Senyawa saka logam Gadolinium digunakake ing magnetik résonansi (MRI).
- Efesus saiki dikenal saka logam Neptunium sing winates kanggo riset waé mung.
- Neptunium kang isotop neptunium-237 digunakake minangka neutron detektor.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
NA
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
non Toxic
Toxic
Saiki ing badan Human
Ora
Ora
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
37
ing Bone
ora Sumadhiya
0.00 ppm
36
fisik Properties
leleh Point
1,311.00 ° C
35
640.00 ° C
99+
Boiling Point
3,233.00 ° C
25
3,902.00 ° C
13
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
metallic
metallic
atose
Vickers atose
510.00 MPa
22
ora Sumadhiya
Kacepetan swara
2,680.00 m / s
34
ora Sumadhiya
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
Gd
Np
isotop
Isotop dikenal
26
13
20
19
keelektronegatifan
Pauling Elektronegativitas
1.20
39
1.36
29
Allred Rochow Elektronegativitas
1.11
29
1.22
26
Electropositivity
Pauling Electropositivity
2.80
15
2.64
25
tenogo ionisasi
Level Energy 1st
593.40 kJ / mol
99+
604.50 kJ / mol
99+
Level Energy 2
1,170.00 kJ / mol
99+
1,128.00 kJ / mol
99+
Level Energy 3rd
1,990.00 kJ / mol
99+
1,997.00 kJ / mol
99+
Level Energy 4
4,250.00 kJ / mol
30
3,242.00 kJ / mol
99+
padha karo elektrokimia
1.96 g / amp-day
32
1.77 g / amp-day
39
Fungsi Work elektron
3.10 eV
35
ora Sumadhiya
Properties Kimia liyane
Corrosion, kebakar, ionisasi, Isotop radioaktif
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
64
99+
93
25
Konfigurasi elektron
[Xe] 4F 7 5d 1 6s 2
[Rn] 5F 4 6D 1 7s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Orthorhombic (Orth)
Crystal pola
HCP-Crystal-Structure-of-Gadolinium.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
atom
Jumlah proton
64
99+
93
25
Jumlah Neutron
93
37
144
14
Jumlah Èlèktron
64
99+
93
25
Radius saka Atom
Radius atom
180.00 pm
14
155.00 pm
30
kovalen Radius
196.00 pm
14
190.00 pm
18
Van der Waals Radius
237.00 pm
15
221.00 pm
22
Bobot atom
47.87 Amu
99+
237.00 Amu
22
Volume atom
19.90 cm3 / mol
20
11.62 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
46.10 (-eV)
34
96.00 (-eV)
9
Constant pola
363.60 pm
32
666.30 pm
3
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.59
9
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.90 g / cm 3
99+
19.38 g / cm 3
14
Kapadhetan Nalika Liquid (ing mp)
7.40 g / cm3
31
ora Sumadhiya
Strength tensile
ora Sumadhiya
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
30
ora Sumadhiya
Meksa beluk ing 2000 K
7.39 (Pa)
9
0.11 (Pa)
17
situs kelenturan
nyukur pengaturan
21.80 GPA
33
ora Sumadhiya
pengaturan akeh
37.90 GPA
34
ora Sumadhiya
Young kang pengaturan
54.80 GPA
35
ora Sumadhiya
Poisson rasio
0.26
23
ora Sumadhiya
Properties Teknik liyane
ductile, malleable
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.90
40
20.25
6
Nindakake Magnetic
Ferromagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
1.31 nΩ · m
99+
1.22 nΩ · m
99+
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.01 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
ora Sumadhiya
termal Properties
Kalor tartamtu
0.23 J / (kg K)
27
0.12 J / (kg K)
40
Graham Kapasitas kalor
37.03 J / mol · K
2
29.46 J / mol · K
8
doyo termal
10.60 W / m · K
99+
6.30 W / m · K
99+
suhu kritis
ora Sumadhiya
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Expansion termal
9.40 μm / (m · K)
99+
ora Sumadhiya
enthalpy
Enthalpy panguapan
359.40 kJ / mol
21
ora Sumadhiya
Enthalpy saka Fusion
10.05 kJ / mol
36
3.20 kJ / mol
99+
Enthalpy saka atomization
352.00 kJ / mol
27
ora Sumadhiya
Standard molar Entropy
68.10 J / mol.K
16
ora Sumadhiya
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