prometium mungsuh Yttrium
Tabel périodik
Symbol
Pm
Y
Panggil Group
ora Sumadhiya
3
15
Panggil periode
6
5
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440122
99+
7440655
25
Jeneng papan Group
ora Sumadhiya
P63 / mmc
Space Group Number
ora Sumadhiya
194.00
5
facts
Facts Interesting
- metal Prometium ditemokaké ing pitchblende.
- Prometium logam logam Highly radioaktif.
- Yttrium Metal punika Highly beracun.
- Yttrium Metal punika reaktif ing alam Empu ora ketemu gratis ing alam.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Johan Gadolin
Discovery
ing taun 1942
ing taun 1794
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
7 * 10-7 %
17
Turah mbrawah Ing Sun
~-9999 %
~0.0000001 %
26
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
21
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
22
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
25
ulah
Ulah lan Wuku
- Kang digunakake kanggo riset waé. jumlah cilik saka logam digunakake ing batre atom.
- bosok radioaktif sawijining digunakake kanggo Phosphor kanggo menehi mati lampu. Lampu cemlorot diowahi dadi listrik.
- 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
NA
Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
NA
wesi
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-3
37
0.00 Sang / mg dm-3
26
ing Bone
ora Sumadhiya
0.07 ppm
25
fisik Properties
leleh Point
1,042.00 ° C
99+
1,523.00 ° C
27
Boiling Point
3,000.00 ° C
31
3,337.00 ° C
21
katon
State fisik
Solid
Solid
warna
Unknown
perak Putih
luster
metallic
NA
atose
Brinell atose
ora Sumadhiya
589.00 MPa
22
Kacepetan swara
ora Sumadhiya
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
Pm
Y
isotop
Isotop dikenal
27
12
19
20
keelektronegatifan
Pauling Elektronegativitas
ora Sumadhiya
1.22
38
Sanderson Elektronegativitas
ora Sumadhiya
0.65
29
Allred Rochow Elektronegativitas
1.07
32
1.11
29
Allen Elektronegativitas
ora Sumadhiya
1.12
38
Electropositivity
Pauling Electropositivity
ora Sumadhiya
2.78
16
tenogo ionisasi
Level Energy 1st
540.00 kJ / mol
99+
600.00 kJ / mol
99+
Level Energy 2
1,050.00 kJ / mol
99+
1,180.00 kJ / mol
99+
Level Energy 3rd
2,150.00 kJ / mol
99+
1,980.00 kJ / mol
99+
Level Energy 4
3,970.00 kJ / mol
38
5,847.00 kJ / mol
10
Level Energy 5th
ora Sumadhiya
7,430.00 kJ / mol
14
Level Energy 6th
ora Sumadhiya
8,970.00 kJ / mol
17
tingkat Energy 7
ora Sumadhiya
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
1.80 g / amp-day
36
1.11 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
3.10 eV
35
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
Kimia Stabilitas, kebakar, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
61
99+
39
99+
Konfigurasi elektron
[Xe] 4F 5 6s 2
[Kr] 4d 1 5S 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
DHCP-Crystal-Structure-of-Promethium.jpg#100
HCP-Crystal-Structure-of-Yttrium.jpg#100
atom
Jumlah proton
61
99+
39
99+
Jumlah Neutron
84
40
50
99+
Jumlah Èlèktron
61
99+
39
99+
Radius saka Atom
Radius atom
183.00 pm
10
180.00 pm
14
kovalen Radius
199.00 pm
12
190.00 pm
18
Van der Waals Radius
236.00 pm
16
200.00 pm
28
Bobot atom
145.00 Amu
99+
88.91 Amu
99+
Volume atom
22.39 cm3 / mol
12
19.80 cm3 / mol
21
Nomer atom jejer
Potensi Valence Electron
44.10 (-eV)
39
48.00 (-eV)
30
Constant pola
ora Sumadhiya
364.74 pm
31
pola Angles
Unknown
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.57
16
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.26 g / cm 3
99+
4.47 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
4.24 g / cm3
99+
Strength tensile
ora Sumadhiya
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
ora Sumadhiya
4.27 (Pa)
10
situs kelenturan
nyukur pengaturan
18.00 GPA
36
25.60 GPA
30
pengaturan akeh
33.00 GPA
36
41.20 GPA
30
Young kang pengaturan
46.00 GPA
38
63.50 GPA
32
Poisson rasio
0.28
17
0.24
26
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.26
99+
4.47
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
0.75 nΩ · m
99+
596.00 nΩ · m
8
konduktivitas listrik
ora Sumadhiya
0.02 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
29.60 kJ / mol
30
termal Properties
Kalor tartamtu
0.18 J / (kg K)
33
0.30 J / (kg K)
18
Graham Kapasitas kalor
ora Sumadhiya
26.53 J / mol · K
27
doyo termal
17.90 W / m · K
99+
17.20 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
9.00 μm / (m · K)
99+
10.60 μm / (m · K)
37
enthalpy
Enthalpy panguapan
ora Sumadhiya
393.00 kJ / mol
18
Enthalpy saka Fusion
7.50 kJ / mol
99+
17.15 kJ / mol
16
Enthalpy saka atomization
310.00 kJ / mol
34
418.00 kJ / mol
18
Standard molar Entropy
ora Sumadhiya
44.40 J / mol.K
33
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