neptunium mungsuh Palladium
Tabel périodik
Symbol
Np
Pd
Panggil Group
ora Sumadhiya
10
8
Panggil periode
7
5
Block
pemblokiran f
d block
Family unsur
actinide
transisi Metal
CAS Number
7439998
99+
7440053
99+
Jeneng papan Group
Pnma
Fm_ 3M
Space Group Number
62.00
11
225.00
2
facts
Facts Interesting
ora Cepak
Character length exceed error
sumber
Digawe dening némbakaké Uranium karo Neutron, Ores logam
Ores logam
History
sing katutup
Edwin McMillan and Philip H. Abelson
William Hyde Wollaston
Discovery
ing taun 1940
ing 1803
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
2 * 10-7 %
22
Turah mbrawah Ing Sun
~-9999 %
~0.0000003 %
24
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
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.
- Biasane Proteksi logam digunakake ing katalitik dinggo ngowahi. Ing industri elektronik kang digunakake ing kapasitor Keramik saka mobile lan komputer.
- Kang digunakake ing perhiasan lan fillings dental lan Koruna.
Ulah Industrial
NA
Industry Aerospace, Industry automobile, Industry Elektronik
Ulah Medical
NA
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Ulah liyane
wesi, Nuclear Riset, tujuan Research
koin, bullion, Jewellery
Properties biologi
keracunan
Toxic
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+
1,554.90 ° C
22
Boiling Point
3,902.00 ° C
13
2,963.00 ° C
33
katon
State fisik
Solid
Solid
warna
Silver
Silver
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
4.75
9
Brinell atose
ora Sumadhiya
320.00 MPa
33
Vickers atose
ora Sumadhiya
121.00 MPa
36
Kacepetan swara
ora Sumadhiya
3,070.00 m / s
26
Properties Optical
bias Index
ora Sumadhiya
1.72
1
reflectivity
ora Sumadhiya
84.00 %
4
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
Pd
isotop
Isotop dikenal
20
19
38
1
keelektronegatifan
Pauling Elektronegativitas
1.36
29
2.20
4
Allred Rochow Elektronegativitas
1.22
26
1.35
21
Allen Elektronegativitas
ora Sumadhiya
1.59
22
Electropositivity
Pauling Electropositivity
2.64
25
1.80
99+
tenogo ionisasi
Level Energy 1st
604.50 kJ / mol
99+
520.23 kJ / mol
99+
Level Energy 2
1,128.00 kJ / mol
99+
7,298.22 kJ / mol
2
Level Energy 3rd
1,997.00 kJ / mol
99+
11,815.13 kJ / mol
3
Level Energy 4
3,242.00 kJ / mol
99+
ora Sumadhiya
padha karo elektrokimia
1.77 g / amp-day
39
1.99 g / amp-day
30
Fungsi Work elektron
ora Sumadhiya
5.12 eV
3
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, Corrosion, ionisasi, kelarutan
atom Properties
Panggil atom
93
25
46
99+
Konfigurasi elektron
[Rn] 5F 4 6D 1 7s 2
[Kr] 4d 10
Struktur Crystal
Orthorhombic (Orth)
Face tengah kubik (FCC)
Crystal pola
ORTH-Crystal-Structure-of-Neptunium.jpg#100
FCC-Crystal-Structure-of-Palladium.jpg#100
atom
Jumlah proton
93
25
46
99+
Jumlah Neutron
144
14
60
99+
Jumlah Èlèktron
93
25
46
99+
Radius saka Atom
Radius atom
155.00 pm
30
137.00 pm
40
kovalen Radius
190.00 pm
18
139.00 pm
99+
Van der Waals Radius
221.00 pm
22
163.00 pm
40
Bobot atom
237.00 Amu
22
106.42 Amu
99+
Volume atom
11.62 cm3 / mol
99+
8.90 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
96.00 (-eV)
9
33.00 (-eV)
99+
Constant pola
666.30 pm
3
389.07 pm
25
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
19.38 g / cm 3
14
12.02 g / cm 3
29
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
10.38 g / cm3
17
Strength tensile
125.00 MPa
14
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
27
Meksa beluk ing 2000 K
0.11 (Pa)
17
0.00 (Pa)
30
situs kelenturan
nyukur pengaturan
ora Sumadhiya
44.00 GPA
17
pengaturan akeh
ora Sumadhiya
180.00 GPA
9
Young kang pengaturan
ora Sumadhiya
121.00 GPA
16
Poisson rasio
ora Sumadhiya
0.39
5
Properties Teknik liyane
ductile
ductile, malleable, Weldable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
20.25
6
12.02
21
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
1.22 nΩ · m
99+
105.40 nΩ · m
29
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.10 10 6 / cm Ω
22
elektron Affinity
ora Sumadhiya
54.23 kJ / mol
17
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.24 J / (kg K)
23
Graham Kapasitas kalor
29.46 J / mol · K
8
25.98 J / mol · K
33
doyo termal
6.30 W / m · K
99+
71.80 W / m · K
23
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
11.80 μm / (m · K)
33
enthalpy
Enthalpy panguapan
ora Sumadhiya
376.60 kJ / mol
19
Enthalpy saka Fusion
3.20 kJ / mol
99+
16.74 kJ / mol
18
Enthalpy saka atomization
ora Sumadhiya
393.30 kJ / mol
22
Standard molar Entropy
ora Sumadhiya
37.60 J / mol.K
40
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