americium mungsuh Neodymium
Tabel périodik
Symbol
Am
Nd
Panggil Group
ora Sumadhiya
1
17
Panggil periode
7
6
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
lanthanide
CAS Number
7440359
99+
7440008
99+
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- metal Americium diprodhuksi dening némbakaké Plutonium karo Neutron.
- metal Americium ditemokaké minangka dening-produk nalika Testing bom atom (Manhattan Project).
- Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
- metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.
sumber
Dijupuk dening bombarding plutonium karo Neutron
Found in Minerals, Mining
History
sing katutup
Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso
Carl Auer von Welsbach
Discovery
ing 1944
ing taun 1885
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
1 * 10-6 %
16
Turah mbrawah Ing Sun
~-9999 %
~0.0000003 %
24
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
30
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
20
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
30
ulah
Ulah lan Wuku
- metal Americium digunakake ing weker deteksi kumelun.
- Ing mangsa, logam gadhah potensi digunakake ing batre spacecrafts.
- alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
- Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.
Ulah Industrial
NA
Industry Aerospace, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
Toxic
non 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
994.00 ° C
99+
1,010.00 ° C
99+
Boiling Point
2,607.00 ° C
99+
3,127.00 ° C
28
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
NA
metallic
atose
Brinell atose
ora Sumadhiya
265.00 MPa
35
Vickers atose
ora Sumadhiya
345.00 MPa
27
Kacepetan swara
ora Sumadhiya
2,330.00 m / s
38
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
Am
Nd
isotop
Isotop dikenal
16
23
30
9
keelektronegatifan
Pauling Elektronegativitas
1.30
32
1.14
99+
Allred Rochow Elektronegativitas
1.20
27
1.07
32
Electropositivity
Pauling Electropositivity
2.70
22
2.86
13
tenogo ionisasi
Level Energy 1st
578.00 kJ / mol
99+
533.10 kJ / mol
99+
Level Energy 2
1,158.00 kJ / mol
99+
1,040.00 kJ / mol
99+
Level Energy 3rd
2,132.00 kJ / mol
99+
2,130.00 kJ / mol
99+
Level Energy 4
3,493.00 kJ / mol
99+
3,900.00 kJ / mol
99+
padha karo elektrokimia
3.02 g / amp-day
17
1.79 g / amp-day
37
Fungsi Work elektron
ora Sumadhiya
3.20 eV
34
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, Corrosion, kebakar, ionisasi
atom Properties
Panggil atom
95
23
60
99+
Konfigurasi elektron
[Rn] 5F 7 7s 2
[Xe] 4F 4 6s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
DHCP-Crystal-Structure-of-Americium.jpg#100
DHCP-Crystal-Structure-of-Neodymium.jpg#100
atom
Jumlah proton
95
23
60
99+
Jumlah Neutron
148
12
84
40
Jumlah Èlèktron
95
23
60
99+
Radius saka Atom
Radius atom
173.00 pm
21
181.00 pm
13
kovalen Radius
180.00 pm
21
201.00 pm
10
Van der Waals Radius
244.00 pm
10
229.00 pm
20
Bobot atom
243.00 Amu
20
144.24 Amu
99+
Volume atom
17.86 cm3 / mol
29
20.60 cm3 / mol
18
Nomer atom jejer
Potensi Valence Electron
44.00 (-eV)
40
43.40 (-eV)
99+
Constant pola
346.81 pm
99+
365.80 pm
30
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
12.00 g / cm 3
30
7.01 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
6.89 g / cm3
36
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
13
0.00 (Pa)
21
Meksa beluk ing 2000 K
ora Sumadhiya
101.00 (Pa)
2
situs kelenturan
nyukur pengaturan
ora Sumadhiya
16.30 GPA
38
pengaturan akeh
ora Sumadhiya
31.80 GPA
37
Young kang pengaturan
ora Sumadhiya
41.40 GPA
40
Poisson rasio
ora Sumadhiya
0.28
16
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
13.67
15
7.00
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Unknown
NA
resistivity
0.69 nΩ · m
99+
643.00 nΩ · m
6
konduktivitas listrik
0.02 10 6 / cm Ω
99+
0.02 10 6 / cm Ω
99+
elektron Affinity
ora Sumadhiya
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.11 J / (kg K)
99+
0.19 J / (kg K)
32
Graham Kapasitas kalor
62.70 J / mol · K
1
27.45 J / mol · K
17
doyo termal
10.00 W / m · K
99+
16.50 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
9.60 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
ora Sumadhiya
273.00 kJ / mol
34
Enthalpy saka Fusion
14.39 kJ / mol
24
7.14 kJ / mol
99+
Enthalpy saka atomization
268.00 kJ / mol
40
322.00 kJ / mol
32
Standard molar Entropy
ora Sumadhiya
71.50 J / mol.K
13
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