rhodium mungsuh sodium
Tabel périodik
Symbol
Rh
Na
Panggil Group
9
9
1
17
Panggil periode
5
3
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkali
CAS Number
7440166
99+
7440235
99+
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00
2
229.00
1
facts
Facts Interesting
- Rhodium punika unsur paling langka metu kabeh logam non-radioaktif ing bumi.
- Rhodium punika salah siji sing paling awet lan hard logam, kang uga duwe reflectance dhuwur.
- Ing suhu kamar Sodium logam sanget alus kang bisa disigar mudhun menyang bêsik karo piso butter.
- senyawa paling umum saka Sodium iku NaCl (Salt).
sumber
bumi lemah ndhuwur, Found Minangka By-produk, Found in Minerals, Mining
Miturut Process electrolysis, Mining
History
sing katutup
William Hyde Wollaston
Humphry Davy
Discovery
ing taun 1804
1807
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-8 %
26
2 * 10-3 %
6
Turah mbrawah Ing Sun
~0.0000002 %
25
~0.004 %
6
Turah mbrawah Ing meteorit
0.00 %
36
0.55 %
6
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
2.30 %
5
Turah mbrawah Ing Segara
ora Sumadhiya
1.10 %
1
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.14 %
3
ulah
Ulah lan Wuku
Character length exceed error
- Ing sawetara reaktor nuklir sodium digunakake minangka exchanger panas.
- Senyawa saka logam Sodium disebut Salt (Sodium klorida) digunakake ing Food.
Ulah Industrial
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Industry Listrik, Industry Elektronik
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi
wesi
Properties biologi
keracunan
NA
Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
1,970.00 Sang / mg dm-3
1
ing Bone
ora Sumadhiya
10,000.00 ppm
2
fisik Properties
leleh Point
1,966.00 ° C
12
97.72 ° C
99+
Boiling Point
3,727.00 ° C
17
883.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
metallic
atose
Mohs atose
6.00
6
0.50
22
Brinell atose
980.00 MPa
9
0.69 MPa
99+
Vickers atose
1,100.00 MPa
9
ora Sumadhiya
Kacepetan swara
4,700.00 m / s
15
3,200.00 m / s
24
Properties Optical
reflectivity
84.00 %
4
ora Sumadhiya
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
Rh
Na
isotop
Isotop dikenal
16
23
17
22
keelektronegatifan
Pauling Elektronegativitas
2.28
3
0.93
99+
Sanderson Elektronegativitas
ora Sumadhiya
0.56
30
Allred Rochow Elektronegativitas
1.45
16
1.01
35
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.91
21
Allen Elektronegativitas
1.56
24
0.87
99+
Electropositivity
Pauling Electropositivity
1.72
99+
3.07
6
tenogo ionisasi
Level Energy 1st
719.70 kJ / mol
29
495.80 kJ / mol
99+
Level Energy 2
1,740.00 kJ / mol
26
4,562.00 kJ / mol
4
Level Energy 3rd
2,997.00 kJ / mol
27
6,910.30 kJ / mol
6
Level Energy 4
ora Sumadhiya
9,543.00 kJ / mol
5
Level Energy 5th
ora Sumadhiya
13,354.00 kJ / mol
4
Level Energy 6th
ora Sumadhiya
16,613.00 kJ / mol
4
tingkat Energy 7
ora Sumadhiya
20,117.00 kJ / mol
4
Level Energy 8
ora Sumadhiya
25,496.00 kJ / mol
4
Level Energy 9
ora Sumadhiya
28,932.00 kJ / mol
4
Level Energy 10th
ora Sumadhiya
141,362.00 kJ / mol
2
Level Energy 11
ora Sumadhiya
159,076.00 kJ / mol
2
padha karo elektrokimia
1.28 g / amp-day
99+
0.86 g / amp-day
99+
Fungsi Work elektron
4.98 eV
6
2.75 eV
40
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif
Kimia Stabilitas, Corrosion, Flammability, ionisasi, kelarutan
atom Properties
Panggil atom
45
99+
11
99+
Konfigurasi elektron
[Kr] 4d 8 5S 1
[Ne] 3s 1
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Rhodium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
45
99+
11
99+
Jumlah Neutron
58
99+
12
99+
Jumlah Èlèktron
45
99+
11
99+
Radius saka Atom
Radius atom
134.00 pm
99+
186.00 pm
9
kovalen Radius
142.00 pm
99+
166.00 pm
27
Van der Waals Radius
200.00 pm
28
227.00 pm
21
Bobot atom
102.91 Amu
99+
22.99 Amu
99+
Volume atom
8.30 cm3 / mol
99+
23.70 cm3 / mol
10
Nomer atom jejer
Potensi Valence Electron
64.00 (-eV)
22
14.10 (-eV)
99+
Constant pola
380.34 pm
27
429.06 pm
19
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
12.41 g / cm 3
28
0.97 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
10.70 g / cm3
14
0.93 g / cm3
99+
Strength tensile
951.00 MPa
5
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
0.02 (Pa)
19
ora Sumadhiya
situs kelenturan
nyukur pengaturan
150.00 GPA
6
3.30 GPA
99+
pengaturan akeh
275.00 GPA
5
6.30 GPA
99+
Young kang pengaturan
380.00 GPA
5
10.00 GPA
99+
Poisson rasio
0.26
22
ora Sumadhiya
Properties Teknik liyane
malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
12.41
20
0.97
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
43.30 nΩ · m
99+
47.70 nΩ · m
99+
konduktivitas listrik
0.21 10 6 / cm Ω
8
0.21 10 6 / cm Ω
9
elektron Affinity
109.70 kJ / mol
7
52.80 kJ / mol
19
termal Properties
Kalor tartamtu
0.24 J / (kg K)
22
1.23 J / (kg K)
3
Graham Kapasitas kalor
24.98 J / mol · K
99+
28.23 J / mol · K
10
doyo termal
150.00 W / m · K
9
142.00 W / m · K
11
suhu kritis
ora Sumadhiya
2,573.00 K
2
Expansion termal
8.20 μm / (m · K)
99+
71.00 μm / (m · K)
4
enthalpy
Enthalpy panguapan
495.40 kJ / mol
12
89.04 kJ / mol
99+
Enthalpy saka Fusion
21.76 kJ / mol
10
2.59 kJ / mol
99+
Enthalpy saka atomization
556.50 kJ / mol
12
108.40 kJ / mol
99+
Standard molar Entropy
31.50 J / mol.K
99+
51.30 J / mol.K
28
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