sesium mungsuh neptunium
Tabel périodik
Symbol
Cs
Np
Panggil Group
1
17
ora Sumadhiya
Panggil periode
6
7
Block
s pemblokiran
pemblokiran f
Family unsur
alkali
actinide
CAS Number
7440462
40
7439998
99+
Jeneng papan Group
3M Im_
Pnma
Space Group Number
229.00
1
62.00
11
facts
Facts Interesting
ora Cepak
ora Cepak
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
Digawe dening némbakaké Uranium karo Neutron, Ores logam
History
sing katutup
Robert Bunsen and Gustav Kirchhoff
Edwin McMillan and Philip H. Abelson
Discovery
ing taun 1860
ing taun 1940
turah mbrawah
Turah mbrawah Ing Universe
8 * 10-8 %
24
ora Sumadhiya
Turah mbrawah Ing Sun
~0.0000008 %
20
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
38
ora Sumadhiya
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
35
ora Sumadhiya
Turah mbrawah Ing Segara
0.00 %
17
ora Sumadhiya
Turah mbrawah Ing Manungsa
0.00 %
17
ora Sumadhiya
ulah
Ulah lan Wuku
- nggunakake paling umum saka logam Sesium yaiku adi ngebur. Sampeyan uga dipigunakaké ing Manufaktur kaca optik.
- Ing tabung vakum lan peralatan monitor radiation logam iki digunakake minangka katalis tukang promosi.
- 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 automobile, Industry Listrik, Industry Elektronik
NA
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
mildly Toxic
Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
28
0.00 Sang / mg dm-3
37
ing Bone
0.05 ppm
26
0.00 ppm
36
fisik Properties
leleh Point
28.50 ° C
99+
640.00 ° C
99+
Boiling Point
678.40 ° C
99+
3,902.00 ° C
13
katon
State fisik
Solid
Solid
warna
Gold perak
Silver
luster
NA
metallic
atose
Mohs atose
0.20
25
ora Sumadhiya
Brinell atose
0.14 MPa
99+
ora Sumadhiya
Kacepetan swara
ora Sumadhiya
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
Cs
Np
isotop
Isotop dikenal
36
3
20
19
keelektronegatifan
Pauling Elektronegativitas
0.79
99+
1.36
29
Sanderson Elektronegativitas
0.22
33
ora Sumadhiya
Allred Rochow Elektronegativitas
0.86
99+
1.22
26
Mulliken-Jaffe Elektronegativitas
0.62
26
ora Sumadhiya
Allen Elektronegativitas
0.66
99+
ora Sumadhiya
Electropositivity
Pauling Electropositivity
3.21
2
2.64
25
tenogo ionisasi
Level Energy 1st
375.70 kJ / mol
99+
604.50 kJ / mol
99+
Level Energy 2
2,234.30 kJ / mol
8
1,128.00 kJ / mol
99+
Level Energy 3rd
3,400.00 kJ / mol
16
1,997.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,242.00 kJ / mol
99+
padha karo elektrokimia
4.96 g / amp-day
3
1.77 g / amp-day
39
Fungsi Work elektron
2.14 eV
99+
ora Sumadhiya
Properties Kimia liyane
Kimia Stabilitas, Corrosion, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
atom Properties
Panggil atom
55
99+
93
25
Konfigurasi elektron
[Xe] 6s 1
[Rn] 5F 4 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Orthorhombic (Orth)
Crystal pola
BCC-Crystal-Structure-.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
atom
Jumlah proton
55
99+
93
25
Jumlah Neutron
78
99+
144
14
Jumlah Èlèktron
55
99+
93
25
Radius saka Atom
Radius atom
265.00 pm
1
155.00 pm
30
kovalen Radius
244.00 pm
2
190.00 pm
18
Van der Waals Radius
343.00 pm
2
221.00 pm
22
Bobot atom
132.91 Amu
99+
237.00 Amu
22
Volume atom
71.07 cm3 / mol
1
11.62 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
8.62 (-eV)
99+
96.00 (-eV)
9
Constant pola
614.10 pm
5
666.30 pm
3
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
1.93 g / cm 3
99+
19.38 g / cm 3
14
Kapadhetan Nalika Liquid (ing mp)
1.84 g / cm3
99+
ora Sumadhiya
Strength tensile
ora Sumadhiya
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.11 (Pa)
17
situs kelenturan
pengaturan akeh
1.60 GPA
99+
ora Sumadhiya
Young kang pengaturan
1.70 GPA
99+
ora Sumadhiya
Poisson rasio
ora Sumadhiya
ora Sumadhiya
Properties Teknik liyane
ductile
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.87
99+
20.25
6
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Semiconductor
Arman
resistivity
205.00 nΩ · m
17
1.22 nΩ · m
99+
konduktivitas listrik
0.05 10 6 / cm Ω
35
0.01 10 6 / cm Ω
99+
elektron Affinity
45.50 kJ / mol
25
ora Sumadhiya
termal Properties
Kalor tartamtu
0.24 J / (kg K)
23
0.12 J / (kg K)
40
Graham Kapasitas kalor
32.21 J / mol · K
4
29.46 J / mol · K
8
doyo termal
35.90 W / m · K
36
6.30 W / m · K
99+
suhu kritis
1,938.00 K
5
ora Sumadhiya
Expansion termal
97.00 μm / (m · K)
1
ora Sumadhiya
enthalpy
Enthalpy panguapan
65.90 kJ / mol
99+
ora Sumadhiya
Enthalpy saka Fusion
2.10 kJ / mol
99+
3.20 kJ / mol
99+
Enthalpy saka atomization
78.20 kJ / mol
99+
ora Sumadhiya
Standard molar Entropy
85.20 J / mol.K
3
ora Sumadhiya
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