polonium mungsuh Terbium
Tabel périodik
Symbol
Po
Tb
Panggil Group
16
2
ora Sumadhiya
Panggil periode
6
6
Block
p pemblokiran
pemblokiran f
Family unsur
Transisi Post-
lanthanide
CAS Number
7440086
99+
7440279
99+
Jeneng papan Group
Pm-3M
P63 / mmc
Space Group Number
221.00
3
194.00
5
facts
Facts Interesting
- Polonium unsur radioaktif sing pisanan ditemokaké.
- unsur polonium lan senyawa Highly radioaktif.
- Sawijining logam campuran karo Beryllium menehi sumber neutron.
- Ing kaping Terbium logam tumindak padha Calcium.
- metal Terbium rapet padha logam Lanthanum.
sumber
Mining, Ores logam
Found in Minerals, Ketemu karo Other Metals Bumi Langka, Mining, Ores saka Minerals
History
sing katutup
Pierre Curie and Marie Curie
Carl Gustaf Mosander
Discovery
ing taun 1898
Wonten ing taun 1842
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
5 * 10-8 %
27
Turah mbrawah Ing Sun
~-9999 %
~0.00000001 %
29
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
40
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
99+
ulah
Ulah lan Wuku
- Polonium logam allotropes beda, kang digunakake ing piranti antistatic lan kanggo riset waé.
- A 1 gram saka Polonium bisa tekan suhu 500 ° C, Empu kang digunakake minangka sumber panas kanggo peralatan papan.
- uyah Terbium digunakake ing piranti optik kaya piranti laser.
- alloy Terbium kang lengthens lan cendhak Magnetik kolom lan efek iki formulir speker.
Ulah Industrial
Industry Aerospace, Industry amunisi
Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Highly Toxic
Low Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
ora Sumadhiya
fisik Properties
leleh Point
254.00 ° C
99+
1,356.00 ° C
33
Boiling Point
962.00 ° C
99+
3,123.00 ° C
29
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
luster
NA
metallic
atose
Brinell atose
ora Sumadhiya
677.00 MPa
17
Vickers atose
ora Sumadhiya
863.00 MPa
13
Kacepetan swara
ora Sumadhiya
2,620.00 m / s
35
Properties Optical
allotropes
Ya
Ora
α allotropes
α-polonium
ora Sumadhiya
β allotropes
β-polonium
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Po
Tb
isotop
Isotop dikenal
29
10
26
13
keelektronegatifan
Pauling Elektronegativitas
2.00
7
ora Sumadhiya
Allred Rochow Elektronegativitas
1.76
2
1.10
30
Mulliken-Jaffe Elektronegativitas
2.48
1
ora Sumadhiya
Allen Elektronegativitas
2.19
2
ora Sumadhiya
Electropositivity
Pauling Electropositivity
2.00
99+
ora Sumadhiya
tenogo ionisasi
Level Energy 1st
812.10 kJ / mol
14
603.40 kJ / mol
99+
Level Energy 2
ora Sumadhiya
1,174.80 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
2,417.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
4,203.00 kJ / mol
31
padha karo elektrokimia
3.90 g / amp-day
8
1.98 g / amp-day
31
Fungsi Work elektron
ora Sumadhiya
3.00 eV
36
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
84
32
65
99+
Konfigurasi elektron
[Xe] 4F 14 5d 10 6s 2 6p 4
[Xe] 4F 9 6s 2
Struktur Crystal
Pénguapan (Mon)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
MON-Crystal-Structure-of-Polonium.jpg#100
HCP-Crystal-Structure-of-Terbium.jpg#100
atom
Jumlah proton
84
32
65
99+
Jumlah Neutron
125
19
94
36
Jumlah Èlèktron
84
32
65
99+
Radius saka Atom
Radius atom
168.00 pm
23
177.00 pm
17
kovalen Radius
140.00 pm
99+
194.00 pm
16
Van der Waals Radius
197.00 pm
29
221.00 pm
22
Bobot atom
209.00 Amu
28
158.93 Amu
99+
Volume atom
22.23 cm3 / mol
13
19.20 cm3 / mol
22
Nomer atom jejer
Potensi Valence Electron
ora Sumadhiya
46.80 (-eV)
33
Constant pola
335.90 pm
99+
360.10 pm
36
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.58
13
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
9.20 g / cm 3
99+
8.23 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
9.40 g / cm3
19
7.65 g / cm3
30
Strength tensile
ora Sumadhiya
60.00 MPa
17
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
29
Meksa beluk ing 2000 K
ora Sumadhiya
12.50 (Pa)
8
situs kelenturan
nyukur pengaturan
ora Sumadhiya
22.10 GPA
32
pengaturan akeh
ora Sumadhiya
38.70 GPA
33
Young kang pengaturan
ora Sumadhiya
55.70 GPA
34
Poisson rasio
ora Sumadhiya
0.26
21
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
9.32
31
8.23
39
Nindakake Magnetic
nonmagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.40 nΩ · m
99+
1.15 nΩ · m
99+
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.01 10 6 / cm Ω
99+
elektron Affinity
183.30 kJ / mol
3
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.18 J / (kg K)
33
Graham Kapasitas kalor
26.40 J / mol · K
28
28.91 J / mol · K
9
doyo termal
20.00 W / m · K
99+
11.10 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
23.50 μm / (m · K)
16
10.30 μm / (m · K)
38
enthalpy
Enthalpy panguapan
60.30 kJ / mol
99+
330.90 kJ / mol
26
Enthalpy saka Fusion
13.00 kJ / mol
26
10.80 kJ / mol
34
Enthalpy saka atomization
134.00 kJ / mol
99+
314.00 kJ / mol
33
Standard molar Entropy
ora Sumadhiya
73.20 J / mol.K
10
|
||
|
||
|
