rubidium mungsuh Platinum
Tabel périodik
Symbol
Rb
Pt
Panggil Group
1
17
10
8
Panggil periode
5
6
Block
s pemblokiran
d block
Family unsur
alkali
transisi Metal
CAS Number
7440177
99+
7440064
99+
Jeneng papan Group
3M Im_
Fm_ 3M
Space Group Number
229.00
1
225.00
2
facts
Facts Interesting
- Rubidium logam unsur 16 paling umum ditemokake ing lemah ndhuwur bumi.
- metal Rubidium uga ditemokake ing mineral uga banyu segara.
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
sumber
Dijupuk saka Produksi Lithium.
Mining, Ores logam, Ores saka Minerals
History
sing katutup
Robert Bunsen and Gustav Kirchhoff
Antonio de Ulloa
Discovery
ing 1861
ing 1735
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-6 %
16
5 * 10-7 %
19
Turah mbrawah Ing Sun
~0.000003 %
17
~0.0000009 %
19
Turah mbrawah Ing meteorit
0.00 %
19
0.00 %
25
Turah mbrawah Ing bumi lemah ndhuwur
0.01 %
18
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
7
ora Sumadhiya
Turah mbrawah Ing Manungsa
0.00 %
7
ora Sumadhiya
ulah
Ulah lan Wuku
- aplikasi utama Rubidium iku ing Manufaktur kaca.
- Rubidium bisa banget gampang njaluk ionized lan Empu iku digunakake kanggo mesin ion, nanging isih kurang efisien tinimbang sing saka Caesium.
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
Ulah Industrial
NA
Industry Aerospace, Industri Kimia
Ulah Medical
NA
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Ulah liyane
wesi, tujuan Research
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
Sang
2.49 Sang / mg dm-3
7
ora Sumadhiya
ing Bone
5.00 ppm
13
ora Sumadhiya
fisik Properties
leleh Point
38.89 ° C
99+
1,772.00 ° C
16
Boiling Point
688.00 ° C
99+
3,827.00 ° C
15
katon
State fisik
Solid
Solid
warna
klawu putih
perak Putih
luster
NA
metallic
atose
Mohs atose
0.30
24
3.50
11
Brinell atose
0.22 MPa
99+
300.00 MPa
34
Vickers atose
ora Sumadhiya
400.00 MPa
25
Kacepetan swara
1,300.00 m / s
99+
2,800.00 m / s
29
Properties Optical
reflectivity
ora Sumadhiya
73.00 %
8
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
Rb
Pt
isotop
Isotop dikenal
29
10
35
4
keelektronegatifan
Pauling Elektronegativitas
0.82
99+
2.28
3
Sanderson Elektronegativitas
0.31
32
ora Sumadhiya
Allred Rochow Elektronegativitas
0.89
40
1.44
17
Mulliken-Jaffe Elektronegativitas
0.69
24
ora Sumadhiya
Allen Elektronegativitas
0.71
99+
1.72
16
Electropositivity
Pauling Electropositivity
3.18
3
1.72
99+
tenogo ionisasi
Level Energy 1st
403.00 kJ / mol
99+
870.00 kJ / mol
10
Level Energy 2
2,633.00 kJ / mol
6
1,791.00 kJ / mol
21
Level Energy 3rd
3,860.00 kJ / mol
11
ora Sumadhiya
Level Energy 4
5,080.00 kJ / mol
18
ora Sumadhiya
Level Energy 5th
6,850.00 kJ / mol
19
ora Sumadhiya
Level Energy 6th
8,140.00 kJ / mol
20
ora Sumadhiya
tingkat Energy 7
9,570.00 kJ / mol
20
ora Sumadhiya
Level Energy 8
13,120.00 kJ / mol
17
ora Sumadhiya
Level Energy 9
14,500.00 kJ / mol
18
ora Sumadhiya
Level Energy 10th
26,740.00 kJ / mol
6
ora Sumadhiya
padha karo elektrokimia
3.19 g / amp-day
14
1.82 g / amp-day
35
Fungsi Work elektron
2.16 eV
99+
5.65 eV
1
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
Kimia Stabilitas, anti Corrosion, ionisasi
atom Properties
Panggil atom
37
99+
78
38
Konfigurasi elektron
[Kr] 5S 1
[Xe] 4F 14 5d 9 6s 1
Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
Crystal pola
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Platinum.jpg#100
atom
Jumlah proton
37
99+
78
38
Jumlah Neutron
48
99+
117
24
Jumlah Èlèktron
37
99+
78
38
Radius saka Atom
Radius atom
248.00 pm
2
139.00 pm
39
kovalen Radius
220.00 pm
4
136.00 pm
99+
Van der Waals Radius
303.00 pm
3
175.00 pm
36
Bobot atom
85.47 Amu
99+
47.87 Amu
99+
Volume atom
55.90 cm3 / mol
2
9.09 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
9.47 (-eV)
99+
392.42 (-eV)
1
Constant pola
558.50 pm
10
392.42 pm
24
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
1.53 g / cm 3
99+
21.45 g / cm 3
11
Kapadhetan Nalika Liquid (ing mp)
1.46 g / cm3
99+
19.77 g / cm3
2
Strength tensile
ora Sumadhiya
125.00 MPa
14
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.07 (Pa)
18
situs kelenturan
nyukur pengaturan
ora Sumadhiya
61.00 GPA
14
pengaturan akeh
2.50 GPA
99+
230.00 GPA
6
Young kang pengaturan
2.40 GPA
99+
168.00 GPA
14
Poisson rasio
ora Sumadhiya
0.38
6
Properties Teknik liyane
ductile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.53
99+
21.45
4
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
ora Sumadhiya
0.00 H / m
3
Properties Listrik
Property Listrik
Arman
Arman
resistivity
128.00 nΩ · m
26
105.00 nΩ · m
30
konduktivitas listrik
0.08 10 6 / cm Ω
24
0.10 10 6 / cm Ω
21
elektron Affinity
46.90 kJ / mol
24
205.30 kJ / mol
2
termal Properties
Kalor tartamtu
0.36 J / (kg K)
17
0.13 J / (kg K)
39
Graham Kapasitas kalor
31.06 J / mol · K
5
25.86 J / mol · K
35
doyo termal
58.20 W / m · K
26
71.60 W / m · K
24
suhu kritis
2,093.00 K
4
ora Sumadhiya
Expansion termal
90.00 μm / (m · K)
2
8.80 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
69.20 kJ / mol
99+
510.50 kJ / mol
11
Enthalpy saka Fusion
2.19 kJ / mol
99+
19.70 kJ / mol
12
Enthalpy saka atomization
82.00 kJ / mol
99+
565.00 kJ / mol
11
Standard molar Entropy
76.80 J / mol.K
5
41.60 J / mol.K
36
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