mendelevium mungsuh Erbium
Tabel périodik
Symbol
Md
Er
Panggil Group
ora Sumadhiya
ora Sumadhiya
Panggil periode
7
6
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
lanthanide
CAS Number
7440111
99+
7440520
35
Jeneng papan Group
ora Sumadhiya
P63 / mmc
Space Group Number
ora Sumadhiya
194.00
5
facts
Facts Interesting
- metal Mendelevium wis sintetik diprodhuksi logam.
- metal Mendelevium wis diprodhuksi ing mung jumlah tilak.
- Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
- Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
sumber
Némbakaké einsteinium karo helium ion
Mining
History
sing katutup
Lawrence Berkeley National Laboratory
Carl Gustaf Mosander
Discovery
ing taun 1955
Wonten ing taun 1842
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
2 * 10-7 %
22
Turah mbrawah Ing Sun
~-9999 %
~0.0000001 %
26
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
36
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
32
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
36
ulah
Ulah lan Wuku
- Efesus saiki dikenal saka logam Mendelevium sing winates kanggo riset waé mung.
- Wis cenderung kanggo njaluk tarnished ing online mbukak, nanging nalika alloyed karo unsur kaya erbium, vanadium, tingkat atose sudo.
- senyawa kaya Erbium oxide digunakake ing kaca tingal safety saka welders lan buruh metal.
Ulah Industrial
NA
Industri Kimia
Ulah Medical
NA
NA
Ulah liyane
NA
wesi
Properties biologi
keracunan
Unknown
mildly 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
827.00 ° C
99+
1,522.00 ° C
28
Boiling Point
ora Sumadhiya
2,510.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Unknown
perak Putih
luster
metallic
lustrous
atose
Brinell atose
ora Sumadhiya
814.00 MPa
11
Vickers atose
ora Sumadhiya
589.00 MPa
19
Kacepetan swara
ora Sumadhiya
2,830.00 m / s
28
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
Md
Er
isotop
Isotop dikenal
16
23
31
8
keelektronegatifan
Pauling Elektronegativitas
1.30
32
1.24
36
Allred Rochow Elektronegativitas
1.20
27
1.11
29
Electropositivity
Pauling Electropositivity
2.70
22
2.76
18
tenogo ionisasi
Level Energy 1st
635.00 kJ / mol
99+
589.30 kJ / mol
99+
Level Energy 2
1,235.00 kJ / mol
99+
1,150.00 kJ / mol
99+
Level Energy 3rd
2,470.00 kJ / mol
99+
2,194.00 kJ / mol
99+
Level Energy 4
3,840.00 kJ / mol
99+
4,120.00 kJ / mol
33
padha karo elektrokimia
3.21 g / amp-day
12
2.08 g / amp-day
28
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
101
17
68
99+
Konfigurasi elektron
[Rn] 5F 13 7s 2
[Xe] 4F 12 6s 2
Struktur Crystal
ora Lake
Hexagonal Tutup dikempalken (HCP)
Crystal pola
Unknown-Crystal-Structure-of-Mendelevium.jpg#100
HCP-Crystal-Structure-of-Erbium.jpg#100
atom
Jumlah proton
101
17
68
99+
Jumlah Neutron
157
7
99
33
Jumlah Èlèktron
101
17
68
99+
Radius saka Atom
Radius atom
ora Sumadhiya
176.00 pm
18
kovalen Radius
ora Sumadhiya
189.00 pm
19
Van der Waals Radius
246.00 pm
8
ora Sumadhiya
Bobot atom
258.00 Amu
14
167.26 Amu
99+
Volume atom
ora Sumadhiya
18.40 cm3 / mol
25
Nomer atom jejer
Potensi Valence Electron
ora Sumadhiya
49.00 (-eV)
29
Constant pola
ora Sumadhiya
355.88 pm
39
pola Angles
NA
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.57
17
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
ora Sumadhiya
9.07 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
8.86 g / cm3
23
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
20
situs kelenturan
nyukur pengaturan
ora Sumadhiya
28.30 GPA
25
pengaturan akeh
ora Sumadhiya
44.40 GPA
27
Young kang pengaturan
ora Sumadhiya
69.90 GPA
29
Poisson rasio
ora Sumadhiya
0.24
28
Properties Teknik liyane
Unknown
malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
ora Sumadhiya
9.07
32
Nindakake Magnetic
Unknown
paramagnetic
Properties Listrik
Property Listrik
Unknown
Arman
resistivity
ora Sumadhiya
0.86 nΩ · m
99+
konduktivitas listrik
ora Sumadhiya
0.01 10 6 / cm Ω
99+
elektron Affinity
ora Sumadhiya
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
ora Sumadhiya
0.17 J / (kg K)
34
Graham Kapasitas kalor
ora Sumadhiya
28.12 J / mol · K
11
doyo termal
ora Sumadhiya
14.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
12.20 μm / (m · K)
31
enthalpy
Enthalpy panguapan
ora Sumadhiya
261.00 kJ / mol
35
Enthalpy saka Fusion
ora Sumadhiya
17.20 kJ / mol
15
Enthalpy saka atomization
ora Sumadhiya
314.00 kJ / mol
33
Standard molar Entropy
ora Sumadhiya
73.10 J / mol.K
11
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