Neodymium mungsuh Bismuth
Tabel périodik
Symbol
Nd
Bi
Panggil Group
1
17
15
3
Panggil periode
6
6
Block
pemblokiran f
p pemblokiran
Family unsur
lanthanide
Transisi Post-
CAS Number
7440008
99+
7440699
22
Jeneng papan Group
P63 / mmc
C12 / m1
Space Group Number
194.00
5
12.00
12
facts
Facts Interesting
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
- metal Bismuth larut lan apa sing ditanggepi karo asam nitrat klempakan.
- Iku oksida digunakake minangka pigmen kuning ing Paint. Bismuth klorida oxide BiClO menehi susunan pearly kanggo Kosmetik.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Carl Auer von Welsbach
Claude François Geoffroy
Discovery
ing taun 1885
ing taun 1753
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
7 * 10-8 %
25
Turah mbrawah Ing Sun
~0.0000003 %
24
~0.000006 %
14
Turah mbrawah Ing meteorit
0.00 %
30
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
20
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
30
0.00 %
24
ulah
Ulah lan Wuku
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
- Tin lan wesi bismuth duwe titik leleh banget kurang lan Empu kang digunakake ing layang geni lan geni extinguishers. Uga digunakake ing solders elektrik lan nyawijikaké.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
Low Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.02 Sang / mg dm-3
20
ing Bone
ora Sumadhiya
0.20 ppm
22
fisik Properties
leleh Point
1,010.00 ° C
99+
271.30 ° C
99+
Boiling Point
3,127.00 ° C
28
1,560.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
Silver
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
2.25
15
Brinell atose
265.00 MPa
35
70.00 MPa
99+
Vickers atose
345.00 MPa
27
ora Sumadhiya
Kacepetan swara
2,330.00 m / s
38
1,790.00 m / s
99+
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
Nd
Bi
isotop
Isotop dikenal
30
9
33
6
keelektronegatifan
Pauling Elektronegativitas
1.14
99+
2.02
6
Sanderson Elektronegativitas
ora Sumadhiya
2.34
3
Allred Rochow Elektronegativitas
1.07
32
1.67
6
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
2.15
4
Allen Elektronegativitas
ora Sumadhiya
2.01
4
Electropositivity
Pauling Electropositivity
2.86
13
1.98
99+
tenogo ionisasi
Level Energy 1st
533.10 kJ / mol
99+
703.00 kJ / mol
35
Level Energy 2
1,040.00 kJ / mol
99+
1,610.00 kJ / mol
33
Level Energy 3rd
2,130.00 kJ / mol
99+
2,466.00 kJ / mol
99+
Level Energy 4
3,900.00 kJ / mol
99+
4,370.00 kJ / mol
28
Level Energy 5th
ora Sumadhiya
5,400.00 kJ / mol
30
Level Energy 6th
ora Sumadhiya
8,520.00 kJ / mol
19
padha karo elektrokimia
1.79 g / amp-day
37
2.60 g / amp-day
19
Fungsi Work elektron
3.20 eV
34
4.22 eV
22
Properties Kimia liyane
Kimia Stabilitas, Corrosion, kebakar, ionisasi
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
60
99+
83
33
Konfigurasi elektron
[Xe] 4F 4 6s 2
[Xe] 4F 14 5d 10 6s 2 6p 3
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Rhombohedral (RHO)
Crystal pola
DHCP-Crystal-Structure-of-Neodymium.jpg#100
RHO-Crystal-Structure-of-Bismuth.jpg#100
atom
Jumlah proton
60
99+
83
33
Jumlah Neutron
84
40
126
18
Jumlah Èlèktron
60
99+
83
33
Radius saka Atom
Radius atom
181.00 pm
13
156.00 pm
29
kovalen Radius
201.00 pm
10
148.00 pm
36
Van der Waals Radius
229.00 pm
20
207.00 pm
26
Bobot atom
144.24 Amu
99+
208.98 Amu
29
Volume atom
20.60 cm3 / mol
18
21.30 cm3 / mol
14
Nomer atom jejer
Potensi Valence Electron
43.40 (-eV)
99+
41.90 (-eV)
99+
Constant pola
365.80 pm
30
667.40 pm
2
pola Angles
π/2, π/2, 2 π/3
NA
Pola C / A rasio
1.61
4
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.01 g / cm 3
99+
9.78 g / cm 3
39
Kapadhetan Nalika Liquid (ing mp)
6.89 g / cm3
36
10.05 g / cm3
18
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
21
ora Sumadhiya
Meksa beluk ing 2000 K
101.00 (Pa)
2
ora Sumadhiya
situs kelenturan
nyukur pengaturan
16.30 GPA
38
12.00 GPA
99+
pengaturan akeh
31.80 GPA
37
31.00 GPA
38
Young kang pengaturan
41.40 GPA
40
32.00 GPA
99+
Poisson rasio
0.28
16
0.33
11
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.00
99+
9.79
30
Nindakake Magnetic
paramagnetic
diamagnetic
permeabilitas
ora Sumadhiya
0.00 H / m
6
kelemahan
ora Sumadhiya
0.00
6
Properties Listrik
Property Listrik
NA
Semiconductor
resistivity
643.00 nΩ · m
6
1.29 nΩ · m
99+
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.01 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
91.20 kJ / mol
11
termal Properties
Kalor tartamtu
0.19 J / (kg K)
32
0.12 J / (kg K)
40
Graham Kapasitas kalor
27.45 J / mol · K
17
25.52 J / mol · K
37
doyo termal
16.50 W / m · K
99+
7.97 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.60 μm / (m · K)
99+
13.40 μm / (m · K)
28
enthalpy
Enthalpy panguapan
273.00 kJ / mol
34
151.00 kJ / mol
99+
Enthalpy saka Fusion
7.14 kJ / mol
99+
10.90 kJ / mol
33
Enthalpy saka atomization
322.00 kJ / mol
32
207.10 kJ / mol
99+
Standard molar Entropy
71.50 J / mol.K
13
56.70 J / mol.K
24
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