Niobium mungsuh Thallium
Tabel périodik
Symbol
Nb
Tl
Panggil Group
5
13
13
5
Panggil periode
5
6
Block
d block
p pemblokiran
Family unsur
transisi Metal
Transisi Post-
CAS Number
7440031
99+
7440280
99+
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
- Senyawa saka logam Thallium Highly Toxic.
- metal Thallium lagi seng di tuduh minangka karsinogen manungsa.
sumber
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
Found Minangka By-produk, Ores logam, Ores saka Minerals
History
sing katutup
Charles Hatchett
William Crookes
Discovery
ing taun 1801
ing 1861
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
5 * 10-9 %
32
Turah mbrawah Ing Sun
~0.0000004 %
23
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
35
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
25
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
34
0.00 %
34
ulah
Ulah lan Wuku
Character length exceed error
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
Industri Kimia
Ulah Medical
NA
Medical Research
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Low Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.01 Sang / mg dm-3
25
0.00 Sang / mg dm-3
34
ing Bone
0.07 ppm
25
0.00 ppm
33
fisik Properties
leleh Point
2,468.00 ° C
6
303.50 ° C
99+
Boiling Point
2,468.00 ° C
99+
1,457.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
NA
atose
Mohs atose
6.00
6
1.20
20
Brinell atose
735.00 MPa
14
26.50 MPa
99+
Vickers atose
870.00 MPa
12
ora Sumadhiya
Kacepetan swara
3,480.00 m / s
21
818.00 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
Nb
Tl
isotop
Isotop dikenal
17
22
32
7
keelektronegatifan
Pauling Elektronegativitas
1.60
23
1.62
21
Sanderson Elektronegativitas
1.42
16
2.25
5
Allred Rochow Elektronegativitas
1.23
25
1.44
17
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.96
6
Allen Elektronegativitas
1.41
31
1.79
13
Electropositivity
Pauling Electropositivity
2.40
31
2.38
33
tenogo ionisasi
Level Energy 1st
652.10 kJ / mol
99+
589.40 kJ / mol
99+
Level Energy 2
1,380.00 kJ / mol
99+
1,971.00 kJ / mol
14
Level Energy 3rd
2,416.00 kJ / mol
99+
2,878.00 kJ / mol
32
Level Energy 4
3,700.00 kJ / mol
99+
ora Sumadhiya
Level Energy 5th
4,877.00 kJ / mol
36
ora Sumadhiya
Level Energy 6th
9,847.00 kJ / mol
11
ora Sumadhiya
tingkat Energy 7
12,100.00 kJ / mol
14
ora Sumadhiya
padha karo elektrokimia
0.69 g / amp-day
99+
7.63 g / amp-day
2
Fungsi Work elektron
4.30 eV
18
3.84 eV
28
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
41
99+
81
35
Konfigurasi elektron
[Kr] 4d 4 5S 1
[Xe] 4F 14 5d 10 6s 2 6p 1
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
41
99+
81
35
Jumlah Neutron
52
99+
123
20
Jumlah Èlèktron
41
99+
81
35
Radius saka Atom
Radius atom
146.00 pm
35
170.00 pm
22
kovalen Radius
164.00 pm
28
145.00 pm
39
Van der Waals Radius
200.00 pm
28
196.00 pm
30
Bobot atom
92.91 Amu
99+
204.38 Amu
31
Volume atom
10.87 cm3 / mol
99+
17.20 cm3 / mol
31
Nomer atom jejer
Potensi Valence Electron
104.00 (-eV)
8
9.60 (-eV)
99+
Constant pola
330.04 pm
99+
345.66 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.60
6
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.57 g / cm 3
99+
11.85 g / cm 3
31
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
11.22 g / cm3
13
Strength tensile
330.00 MPa
12
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
16.90 (Pa)
5
Meksa beluk ing 2000 K
0.00 (Pa)
27
ora Sumadhiya
situs kelenturan
nyukur pengaturan
38.00 GPA
19
2.80 GPA
99+
pengaturan akeh
170.00 GPA
10
43.00 GPA
28
Young kang pengaturan
105.00 GPA
20
8.00 GPA
99+
Poisson rasio
0.40
4
0.45
2
Properties Teknik liyane
ductile, malleable
ductile, Sectile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.57
37
11.85
22
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
152.00 nΩ · m
23
0.18 nΩ · m
99+
konduktivitas listrik
0.07 10 6 / cm Ω
28
0.06 10 6 / cm Ω
32
elektron Affinity
86.10 kJ / mol
12
19.20 kJ / mol
32
termal Properties
Kalor tartamtu
0.26 J / (kg K)
20
0.13 J / (kg K)
39
Graham Kapasitas kalor
24.60 J / mol · K
99+
26.32 J / mol · K
29
doyo termal
53.70 W / m · K
29
46.10 W / m · K
33
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
7.30 μm / (m · K)
99+
29.90 μm / (m · K)
12
enthalpy
Enthalpy panguapan
696.60 kJ / mol
4
162.10 kJ / mol
99+
Enthalpy saka Fusion
27.20 kJ / mol
6
4.27 kJ / mol
99+
Enthalpy saka atomization
745.00 kJ / mol
4
179.90 kJ / mol
99+
Standard molar Entropy
36.40 J / mol.K
99+
64.20 J / mol.K
19
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