Symbol
Np
Ba
Panggil Group
32
0
17
👆🏻
Panggil periode
76
2
7
👆🏻
Block
pemblokiran f
s pemblokiran
Family unsur
actinide
alkalin bumi
CAS Number
74399987440393
7429905
54386242
👆🏻
Jeneng papan Group
Pnma
3M Im_
Space Group Number
62.00229.00
11
276
👆🏻
Facts Interesting
Neptunium minangka unsur transuranium pisanan sing ditemokake.
- Barium gampang ngoksidasi ing udara.
- Kabeh senyawa beracun saka Barium bisa gampang larut ing banyu.
- Barium karbonat digunakake kanggo ngasilake racun tikus lan senyawa liyane Barium nitrat digunakake ing kembang api kanggo ngasilake werna ijo.
sumber
Digawe dening némbakaké Uranium karo Neutron, Ores logam
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Edwin McMillan and Philip H. Abelson
Carl Wilhelm Scheele
Discovery
ing taun 1940
ing taun 1772
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.03 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
-0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Efesus saiki dikenal saka logam Neptunium sing winates kanggo riset waé mung.
- Neptunium kang isotop neptunium-237 digunakake minangka neutron detektor.
- Punika digugat ing Manufaktur Paint kimia lan Manufaktur kaca.
- Senyawa saka logam beracun; nanging isih barium sulfat punika insoluble lan diwenehi kanggo patients gerah saka kelainan pencernaan.
Ulah Industrial
-
Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-30.07 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm70.00 ppm
0
170000
👆🏻
leleh Point
640.00 ° C725.00 ° C
-38.83
3410
👆🏻
Boiling Point
3,902.00 ° C1,140.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Silver
perak Gray
luster
metallic
-
atose
Mohs atose
6.001.25
0.2
8.5
👆🏻
Brinell atose
622.00 MPa130.00 MPa
0.14
3490
👆🏻
Vickers atose
640.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
2,260.00 m / s1,620.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.301.47
0.155
3.41
👆🏻
reflectivity
64.00 %65.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Np
Ba
isotop
Isotop dikenal
2037
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.360.89
0
2.6
👆🏻
Sanderson Elektronegativitas
1.360.68
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.220.97
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.360.88
0.62
2.48
👆🏻
Allen Elektronegativitas
1.360.88
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.643.11
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
604.50 kJ / mol502.90 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,128.00 kJ / mol965.20 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
1,997.00 kJ / mol3,600.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,242.00 kJ / mol502.90 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
6,180.00 kJ / mol5,020.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
5,785.00 kJ / mol5,020.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
6,040.00 kJ / mol5,020.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,040.00 kJ / mol5,020.00 kJ / mol
730
125300
👆🏻
Level Energy 9
6,180.00 kJ / mol5,020.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
6,180.00 kJ / mol5,020.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,180.00 kJ / mol5,020.00 kJ / mol
392
169988
👆🏻
Level Energy 12
61,800.00 kJ / mol5,020.00 kJ / mol
0
189368
👆🏻
Level Energy 13
6,180.00 kJ / mol5,020.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
6,180.00 kJ / mol5,020.00 kJ / mol
380
86450
👆🏻
Level Energy 15
60,600.00 kJ / mol50,200.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
60,420.00 kJ / mol50,270.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
604.00 kJ / mol502.90 kJ / mol
375.7
122200
👆🏻
Level Energy 18
6,040.00 kJ / mol5,020.00 kJ / mol
0
134810
👆🏻
Level Energy 19
604.50 kJ / mol502.90 kJ / mol
375.7
148700
👆🏻
Level Energy 20
604.00 kJ / mol502.00 kJ / mol
0
171200
👆🏻
Level Energy 21
6,040.00 kJ / mol502.90 kJ / mol
375.7
179100
👆🏻
Level Energy 22
604.00 kJ / mol502.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
6,040.00 kJ / mol502.90 kJ / mol
357.6
198800
👆🏻
Level Energy 24
604.50 kJ / mol502.90 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
604.00 kJ / mol503.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
604.00 kJ / mol502.90 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
604.00 kJ / mol502.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
604.00 kJ / mol502.90 kJ / mol
297.3
139800
👆🏻
Level Energy 29
604.00 kJ / mol502.90 kJ / mol
0
148100
👆🏻
Level Energy 30
604.00 kJ / mol503.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.77 g / amp-day2.56 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.90 eV2.70 eV
2.14
6
👆🏻
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Panggil atom
9356
3
117
👆🏻
Konfigurasi elektron
[Rn] 5F 4 6D 1 7s 2
[Xe] 6s 2
Struktur Crystal
Orthorhombic (Orth)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
9356
3
117
👆🏻
Jumlah Neutron
14481
4
285
👆🏻
Jumlah Èlèktron
9356
3
117
👆🏻
Radius saka Atom
Radius atom
155.00 pm222.00 pm
0
348
👆🏻
kovalen Radius
190.00 pm215.00 pm
0
260
👆🏻
Van der Waals Radius
221.00 pm268.00 pm
0
348
👆🏻
Bobot atom
237.00 Amu137.33 Amu
6.94
294
👆🏻
Volume atom
11.62 cm3 / mol39.24 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
96.00 (-eV)21.30 (-eV)
0
392.42
👆🏻
Constant pola
666.30 pm502.80 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
1.431.57
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
19.38 g / cm 33.51 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
20.25 g / cm33.34 g / cm3
0.512
41
👆🏻
Strength tensile
125.00 MPa55.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)7.11 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.11 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
5.60 GPA4.90 GPA
1.3
222
👆🏻
pengaturan akeh
180.00 GPA9.60 GPA
0
462
👆🏻
Young kang pengaturan
46.00 GPA13.00 GPA
0
528
👆🏻
Poisson rasio
0.260.22
0.032
0.47
👆🏻
Properties Teknik liyane
ductile
-
Ciri Magnetic
Gravitasi tartamtu
20.253.62
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman
superconductor
resistivity
1.22 nΩ · m332.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.01 10 6 / cm Ω0.03 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
118.60 kJ / mol13.95 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.12 J / (kg K)0.20 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
29.46 J / mol · K28.07 J / mol · K
13.1
62.7
👆🏻
doyo termal
6.30 W / m · K18.40 W / m · K
0
429
👆🏻
suhu kritis
913.00 K1,000.00 K
26.3
3695
👆🏻
Expansion termal
13.30 μm / (m · K)20.60 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
336.00 kJ / mol140.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
3.20 kJ / mol7.66 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
275.30 kJ / mol175.70 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
64.00 J / mol.K62.50 J / mol.K
9.5
198.1
👆🏻