mbandhingaké kadmium lan Niobium
Tabel périodik
Symbol
Cd
Nb
Panggil Group
12
6
5
13
Panggil periode
5
5
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440439
99+
7440031
99+
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00
5
229.00
1
facts
Facts Interesting
Character length exceed error
- metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
- metal Niobium ketemu ing alam bebas (turah mbrawah).
sumber
Found Minangka By-produk, Found in Minerals, Mining
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
Charles Hatchett
Discovery
ing 1817
ing taun 1801
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
2 * 10-7 %
22
Turah mbrawah Ing Sun
~0.0000006 %
21
~0.0000004 %
23
Turah mbrawah Ing meteorit
0.00 %
31
0.00 %
35
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
25
Turah mbrawah Ing Segara
0.00 %
28
0.00 %
34
Turah mbrawah Ing Manungsa
0.00 %
11
ora Sumadhiya
ulah
Ulah lan Wuku
- Wis Efesus banget winates minangka logam beracun lan bisa nimbulaké cacat lair, kanker, etc.
- Meh 80% saka logam kadmium digunakake ing Nikel Baterei kadmium lan saiki lagi njupuk diganti karo isotop nikel.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry amunisi, Industri Kimia, Industry Listrik, Industry Elektronik
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.01 Sang / mg dm-3
24
0.01 Sang / mg dm-3
25
ing Bone
1.80 ppm
15
0.07 ppm
25
fisik Properties
leleh Point
320.90 ° C
99+
2,468.00 ° C
6
Boiling Point
765.00 ° C
99+
2,468.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Perak werna-Gray
Gray
luster
metallic
metallic
atose
Mohs atose
2.00
16
6.00
6
Brinell atose
203.00 MPa
39
735.00 MPa
14
Vickers atose
ora Sumadhiya
870.00 MPa
12
Kacepetan swara
2,310.00 m / s
39
3,480.00 m / s
21
Properties Optical
reflectivity
67.00 %
11
ora Sumadhiya
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
Cd
Nb
isotop
Isotop dikenal
34
5
17
22
keelektronegatifan
Pauling Elektronegativitas
1.69
17
1.60
23
Sanderson Elektronegativitas
1.98
9
1.42
16
Allred Rochow Elektronegativitas
1.46
15
1.23
25
Mulliken-Jaffe Elektronegativitas
1.53
13
ora Sumadhiya
Allen Elektronegativitas
1.52
27
1.41
31
Electropositivity
Pauling Electropositivity
2.31
37
2.40
31
tenogo ionisasi
Level Energy 1st
867.80 kJ / mol
11
652.10 kJ / mol
99+
Level Energy 2
1,631.40 kJ / mol
32
1,380.00 kJ / mol
99+
Level Energy 3rd
3,616.00 kJ / mol
13
2,416.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,700.00 kJ / mol
99+
Level Energy 5th
ora Sumadhiya
4,877.00 kJ / mol
36
Level Energy 6th
ora Sumadhiya
9,847.00 kJ / mol
11
tingkat Energy 7
ora Sumadhiya
12,100.00 kJ / mol
14
padha karo elektrokimia
2.10 g / amp-day
27
0.69 g / amp-day
99+
Fungsi Work elektron
4.22 eV
22
4.30 eV
18
Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
48
99+
41
99+
Konfigurasi elektron
[Kr] 4d 10 5S 2
[Kr] 4d 4 5S 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
HCP-Crystal-Structure-of-Cadmium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
48
99+
41
99+
Jumlah Neutron
64
99+
52
99+
Jumlah Èlèktron
48
99+
41
99+
Radius saka Atom
Radius atom
151.00 pm
32
146.00 pm
35
kovalen Radius
144.00 pm
40
164.00 pm
28
Van der Waals Radius
158.00 pm
99+
200.00 pm
28
Bobot atom
112.41 Amu
99+
92.91 Amu
99+
Volume atom
13.10 cm3 / mol
39
10.87 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
30.00 (-eV)
99+
104.00 (-eV)
8
Constant pola
297.94 pm
99+
330.04 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.89
1
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.65 g / cm 3
99+
8.57 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
8.00 g / cm3
28
ora Sumadhiya
Strength tensile
62.00 MPa
16
330.00 MPa
12
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
27
situs kelenturan
nyukur pengaturan
19.00 GPA
35
38.00 GPA
19
pengaturan akeh
42.00 GPA
29
170.00 GPA
10
Young kang pengaturan
50.00 GPA
36
105.00 GPA
20
Poisson rasio
0.30
14
0.40
4
Properties Teknik liyane
ductile, malleable
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.65
36
8.57
37
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Semiconductor
Arman
resistivity
72.70 nΩ · m
36
152.00 nΩ · m
23
konduktivitas listrik
0.14 10 6 / cm Ω
15
0.07 10 6 / cm Ω
28
elektron Affinity
0.00 kJ / mol
40
86.10 kJ / mol
12
termal Properties
Kalor tartamtu
0.23 J / (kg K)
26
0.26 J / (kg K)
20
Graham Kapasitas kalor
26.02 J / mol · K
32
24.60 J / mol · K
99+
doyo termal
96.60 W / m · K
16
53.70 W / m · K
29
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
30.80 μm / (m · K)
10
7.30 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
100.00 kJ / mol
99+
696.60 kJ / mol
4
Enthalpy saka Fusion
6.19 kJ / mol
99+
27.20 kJ / mol
6
Enthalpy saka atomization
113.00 kJ / mol
99+
745.00 kJ / mol
4
Standard molar Entropy
51.80 J / mol.K
27
36.40 J / mol.K
99+
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