Symbol
-
Ba
Panggil Group
12
0
17
👆🏻
Panggil periode
66
2
7
👆🏻
Block
pemblokiran f
s pemblokiran
Family unsur
lanthanide
alkalin bumi
CAS Number
74400087440393
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
- 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
Found in Minerals, Mining
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Carl Auer von Welsbach
Carl Wilhelm Scheele
Discovery
ing taun 1885
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 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
- 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 Aerospace, Industry Listrik, Industry Elektronik
Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non 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
1,010.00 ° C725.00 ° C
-38.83
3410
👆🏻
Boiling Point
3,127.00 ° C1,140.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Putih
perak Gray
luster
metallic
-
atose
Mohs atose
7.001.25
0.2
8.5
👆🏻
Brinell atose
265.00 MPa130.00 MPa
0.14
3490
👆🏻
Vickers atose
345.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
2,330.00 m / s1,620.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.641.47
0.155
3.41
👆🏻
reflectivity
80.00 %65.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
-
Ba
isotop
Isotop dikenal
3037
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.140.89
0
2.6
👆🏻
Sanderson Elektronegativitas
1.140.68
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.070.97
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.140.88
0.62
2.48
👆🏻
Allen Elektronegativitas
1.140.88
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.863.11
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
533.10 kJ / mol502.90 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,040.00 kJ / mol965.20 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,130.00 kJ / mol3,600.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,900.00 kJ / mol502.90 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,330.00 kJ / mol5,020.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
5,330.00 kJ / mol5,020.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
5,331.00 kJ / mol5,020.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
5,360.00 kJ / mol5,020.00 kJ / mol
730
125300
👆🏻
Level Energy 9
5,330.00 kJ / mol5,020.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,330.00 kJ / mol5,020.00 kJ / mol
392
144300
👆🏻
Level Energy 11
5,330.00 kJ / mol5,020.00 kJ / mol
392
169988
👆🏻
Level Energy 12
5,330.00 kJ / mol5,020.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,330.00 kJ / mol5,020.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
533.10 kJ / mol5,020.00 kJ / mol
380
86450
👆🏻
Level Energy 15
53,300.00 kJ / mol50,200.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
533.10 kJ / mol50,270.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
533.10 kJ / mol502.90 kJ / mol
375.7
122200
👆🏻
Level Energy 18
5,331.00 kJ / mol5,020.00 kJ / mol
0
134810
👆🏻
Level Energy 19
533.10 kJ / mol502.90 kJ / mol
375.7
148700
👆🏻
Level Energy 20
536.00 kJ / mol502.00 kJ / mol
0
171200
👆🏻
Level Energy 21
533.10 kJ / mol502.90 kJ / mol
375.7
179100
👆🏻
Level Energy 22
533.00 kJ / mol502.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
5,331.00 kJ / mol502.90 kJ / mol
357.6
198800
👆🏻
Level Energy 24
533.10 kJ / mol502.90 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
533.10 kJ / mol503.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
533.10 kJ / mol502.90 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
533.10 kJ / mol502.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
533.10 kJ / mol502.90 kJ / mol
297.3
139800
👆🏻
Level Energy 29
533.10 kJ / mol502.90 kJ / mol
0
148100
👆🏻
Level Energy 30
533.10 kJ / mol503.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.79 g / amp-day2.56 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
3.20 eV2.70 eV
2.14
6
👆🏻
Properties Kimia liyane
Kimia Stabilitas, Corrosion, kebakar, ionisasi
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Panggil atom
6056
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 4 6s 2
[Xe] 6s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
6056
3
117
👆🏻
Jumlah Neutron
8481
4
285
👆🏻
Jumlah Èlèktron
6056
3
117
👆🏻
Radius saka Atom
Radius atom
181.00 pm222.00 pm
0
348
👆🏻
kovalen Radius
201.00 pm215.00 pm
0
260
👆🏻
Van der Waals Radius
229.00 pm268.00 pm
0
348
👆🏻
Bobot atom
144.24 Amu137.33 Amu
6.94
294
👆🏻
Volume atom
20.60 cm3 / mol39.24 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
43.40 (-eV)21.30 (-eV)
0
392.42
👆🏻
Constant pola
365.80 pm502.80 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.611.57
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
7.01 g / cm 33.51 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
6.89 g / cm33.34 g / cm3
0.512
41
👆🏻
Strength tensile
345.00 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
101.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
16.30 GPA4.90 GPA
1.3
222
👆🏻
pengaturan akeh
31.80 GPA9.60 GPA
0
462
👆🏻
Young kang pengaturan
41.40 GPA13.00 GPA
0
528
👆🏻
Poisson rasio
0.280.22
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
7.003.62
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
-
superconductor
resistivity
643.00 nΩ · m332.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.02 10 6 / cm Ω0.03 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
50.00 kJ / mol13.95 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.19 J / (kg K)0.20 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
27.45 J / mol · K28.07 J / mol · K
13.1
62.7
👆🏻
doyo termal
16.50 W / m · K18.40 W / m · K
0
429
👆🏻
suhu kritis
1,297.00 K1,000.00 K
26.3
3695
👆🏻
Expansion termal
9.60 μm / (m · K)20.60 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
273.00 kJ / mol140.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
7.14 kJ / mol7.66 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
322.00 kJ / mol175.70 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
71.50 J / mol.K62.50 J / mol.K
9.5
198.1
👆🏻