mbandhingaké Niobium lan Yttrium
Tabel périodik
Symbol
Nb
Y
Panggil Group
5
13
3
15
Panggil periode
5
5
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440031
99+
7440655
25
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).
- Yttrium Metal punika Highly beracun.
- Yttrium Metal punika reaktif ing alam Empu ora ketemu gratis ing alam.
sumber
Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Charles Hatchett
Johan Gadolin
Discovery
ing taun 1801
ing taun 1794
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-7 %
22
7 * 10-7 %
17
Turah mbrawah Ing Sun
~0.0000004 %
23
~0.0000001 %
26
Turah mbrawah Ing meteorit
0.00 %
35
0.00 %
21
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
25
0.00 %
22
Turah mbrawah Ing Segara
0.00 %
34
0.00 %
25
ulah
Ulah lan Wuku
Character length exceed error
- metal Yttrium digunakake ing wesi beda, minangka mundhak kekuatan aluminium Magnesium. Kang digunakake kanggo Filter Radar gelombang mikro.
- Sampeyan uga dipigunakaké minangka katalis ing ethene polymerisation.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik
Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
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
26
ing Bone
0.07 ppm
25
0.07 ppm
25
fisik Properties
leleh Point
2,468.00 ° C
6
1,523.00 ° C
27
Boiling Point
2,468.00 ° C
99+
3,337.00 ° C
21
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
NA
atose
Mohs atose
6.00
6
ora Sumadhiya
Brinell atose
735.00 MPa
14
589.00 MPa
22
Vickers atose
870.00 MPa
12
ora Sumadhiya
Kacepetan swara
3,480.00 m / s
21
3,300.00 m / s
23
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
Y
isotop
Isotop dikenal
17
22
19
20
keelektronegatifan
Pauling Elektronegativitas
1.60
23
1.22
38
Sanderson Elektronegativitas
1.42
16
0.65
29
Allred Rochow Elektronegativitas
1.23
25
1.11
29
Allen Elektronegativitas
1.41
31
1.12
38
Electropositivity
Pauling Electropositivity
2.40
31
2.78
16
tenogo ionisasi
Level Energy 1st
652.10 kJ / mol
99+
600.00 kJ / mol
99+
Level Energy 2
1,380.00 kJ / mol
99+
1,180.00 kJ / mol
99+
Level Energy 3rd
2,416.00 kJ / mol
99+
1,980.00 kJ / mol
99+
Level Energy 4
3,700.00 kJ / mol
99+
5,847.00 kJ / mol
10
Level Energy 5th
4,877.00 kJ / mol
36
7,430.00 kJ / mol
14
Level Energy 6th
9,847.00 kJ / mol
11
8,970.00 kJ / mol
17
tingkat Energy 7
12,100.00 kJ / mol
14
11,190.00 kJ / mol
18
Level Energy 8
ora Sumadhiya
12,450.00 kJ / mol
18
Level Energy 9
ora Sumadhiya
14,110.00 kJ / mol
19
Level Energy 10th
ora Sumadhiya
18,400.00 kJ / mol
17
Level Energy 11
ora Sumadhiya
19,900.00 kJ / mol
18
Level Energy 12
ora Sumadhiya
36,090.00 kJ / mol
5
padha karo elektrokimia
0.69 g / amp-day
99+
1.11 g / amp-day
99+
Fungsi Work elektron
4.30 eV
18
3.10 eV
35
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Kimia Stabilitas, kebakar, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
41
99+
39
99+
Konfigurasi elektron
[Kr] 4d 4 5S 1
[Kr] 4d 1 5S 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Yttrium.jpg#100
atom
Jumlah proton
41
99+
39
99+
Jumlah Neutron
52
99+
50
99+
Jumlah Èlèktron
41
99+
39
99+
Radius saka Atom
Radius atom
146.00 pm
35
180.00 pm
14
kovalen Radius
164.00 pm
28
190.00 pm
18
Van der Waals Radius
200.00 pm
28
200.00 pm
28
Bobot atom
92.91 Amu
99+
88.91 Amu
99+
Volume atom
10.87 cm3 / mol
99+
19.80 cm3 / mol
21
Nomer atom jejer
Potensi Valence Electron
104.00 (-eV)
8
48.00 (-eV)
30
Constant pola
330.04 pm
99+
364.74 pm
31
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.57
16
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.57 g / cm 3
99+
4.47 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
4.24 g / cm3
99+
Strength tensile
330.00 MPa
12
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
32
Meksa beluk ing 2000 K
0.00 (Pa)
27
4.27 (Pa)
10
situs kelenturan
nyukur pengaturan
38.00 GPA
19
25.60 GPA
30
pengaturan akeh
170.00 GPA
10
41.20 GPA
30
Young kang pengaturan
105.00 GPA
20
63.50 GPA
32
Poisson rasio
0.40
4
0.24
26
Properties Teknik liyane
ductile, malleable
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.57
37
4.47
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
152.00 nΩ · m
23
596.00 nΩ · m
8
konduktivitas listrik
0.07 10 6 / cm Ω
28
0.02 10 6 / cm Ω
99+
elektron Affinity
86.10 kJ / mol
12
29.60 kJ / mol
30
termal Properties
Kalor tartamtu
0.26 J / (kg K)
20
0.30 J / (kg K)
18
Graham Kapasitas kalor
24.60 J / mol · K
99+
26.53 J / mol · K
27
doyo termal
53.70 W / m · K
29
17.20 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
7.30 μm / (m · K)
99+
10.60 μm / (m · K)
37
enthalpy
Enthalpy panguapan
696.60 kJ / mol
4
393.00 kJ / mol
18
Enthalpy saka Fusion
27.20 kJ / mol
6
17.15 kJ / mol
16
Enthalpy saka atomization
745.00 kJ / mol
4
418.00 kJ / mol
18
Standard molar Entropy
36.40 J / mol.K
99+
44.40 J / mol.K
33
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