Beryllium mungsuh Neodymium
Tabel périodik
Symbol
Be
Nd
Panggil Group
2
16
1
17
Panggil periode
2
6
Block
s pemblokiran
pemblokiran f
Family unsur
alkalin bumi
lanthanide
CAS Number
7440417
99+
7440008
99+
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- Beryllium paling logam anti karat.
- Beryllium punika logam ènthèng lan isih iku kuwat saka baja.
- Uga ketemu macem-macem aplikasi ing reaktor nuklir minangka reflektor.
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
Found in Minerals, Mining
History
sing katutup
Louis Nicolas Vauquelin
Carl Auer von Welsbach
Discovery
ing 1797
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-7 %
23
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.00000001 %
29
~0.0000003 %
24
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
30
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
35
0.00 %
20
Turah mbrawah Ing Segara
0.00 %
39
0.00 %
30
Turah mbrawah Ing Manungsa
0.00 %
19
ora Sumadhiya
ulah
Ulah lan Wuku
- Sawijining wesi karo tembaga utawa nikel sing digunakake ing Gyroscopes Manufaktur, sumber, kontak listrik lan pribadi non sparking.
- Wesi Beryllium digunakake minangka materi kanggo pesawat, pluru, wahana lan satelit.
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Industry Aerospace, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
32
ora Sumadhiya
ing Bone
0.00 ppm
32
ora Sumadhiya
fisik Properties
leleh Point
1,278.00 ° C
36
1,010.00 ° C
99+
Boiling Point
2,970.00 ° C
32
3,127.00 ° C
28
katon
State fisik
Solid
Solid
warna
putih Gray
perak Putih
luster
metallic
metallic
atose
Mohs atose
5.50
7
ora Sumadhiya
Brinell atose
590.00 MPa
21
265.00 MPa
35
Vickers atose
1,670.00 MPa
4
345.00 MPa
27
Kacepetan swara
12,890.00 m / s
2
2,330.00 m / s
38
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
Be
Nd
isotop
Isotop dikenal
9
29
30
9
keelektronegatifan
Pauling Elektronegativitas
1.57
24
1.14
99+
Sanderson Elektronegativitas
1.81
12
ora Sumadhiya
Allred Rochow Elektronegativitas
1.47
14
1.07
32
Mulliken-Jaffe Elektronegativitas
1.54
12
ora Sumadhiya
Allen Elektronegativitas
1.58
23
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.43
30
2.86
13
tenogo ionisasi
Level Energy 1st
899.50 kJ / mol
7
533.10 kJ / mol
99+
Level Energy 2
1,757.10 kJ / mol
23
1,040.00 kJ / mol
99+
Level Energy 3rd
14,848.70 kJ / mol
2
2,130.00 kJ / mol
99+
Level Energy 4
21,006.60 kJ / mol
2
3,900.00 kJ / mol
99+
padha karo elektrokimia
0.17 g / amp-day
99+
1.79 g / amp-day
37
Fungsi Work elektron
4.98 eV
6
3.20 eV
34
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif
Kimia Stabilitas, Corrosion, kebakar, ionisasi
atom Properties
Panggil atom
4
99+
60
99+
Konfigurasi elektron
[Panjenenganipun] 2S 2
[Xe] 4F 4 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
HCP-Crystal-Structure-of-Beryllium.jpg#100
DHCP-Crystal-Structure-of-Neodymium.jpg#100
atom
Jumlah proton
4
99+
60
99+
Jumlah Neutron
5
99+
84
40
Jumlah Èlèktron
4
99+
60
99+
Radius saka Atom
Radius atom
112.00 pm
99+
181.00 pm
13
kovalen Radius
96.00 pm
99+
201.00 pm
10
Van der Waals Radius
153.00 pm
99+
229.00 pm
20
Bobot atom
9.01 Amu
99+
144.24 Amu
99+
Volume atom
5.00 cm3 / mol
99+
20.60 cm3 / mol
18
Nomer atom jejer
Potensi Valence Electron
82.00 (-eV)
15
43.40 (-eV)
99+
Constant pola
228.58 pm
99+
365.80 pm
30
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
1.57
18
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.85 g / cm 3
99+
7.01 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.69 g / cm3
99+
6.89 g / cm3
36
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
19
0.00 (Pa)
21
Meksa beluk ing 2000 K
ora Sumadhiya
101.00 (Pa)
2
situs kelenturan
nyukur pengaturan
132.00 GPA
7
16.30 GPA
38
pengaturan akeh
130.00 GPA
13
31.80 GPA
37
Young kang pengaturan
287.00 GPA
7
41.40 GPA
40
Poisson rasio
0.03
35
0.28
16
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.85
99+
7.00
99+
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Semiconductor
NA
resistivity
36.00 nΩ · m
99+
643.00 nΩ · m
6
konduktivitas listrik
0.31 10 6 / cm Ω
5
0.02 10 6 / cm Ω
99+
elektron Affinity
0.00 kJ / mol
40
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
1.82 J / (kg K)
2
0.19 J / (kg K)
32
Graham Kapasitas kalor
16.44 J / mol · K
99+
27.45 J / mol · K
17
doyo termal
200.00 W / m · K
6
16.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
11.30 μm / (m · K)
34
9.60 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
294.70 kJ / mol
30
273.00 kJ / mol
34
Enthalpy saka Fusion
11.72 kJ / mol
30
7.14 kJ / mol
99+
Enthalpy saka atomization
326.40 kJ / mol
30
322.00 kJ / mol
32
Standard molar Entropy
9.50 J / mol.K
99+
71.50 J / mol.K
13
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