strontium mungsuh Platinum
Tabel périodik
Symbol
Sr
Pt
Panggil Group
2
16
10
8
Panggil periode
5
6
Block
s pemblokiran
d block
Family unsur
alkalin bumi
transisi Metal
CAS Number
7440246
99+
7440064
99+
Jeneng papan Group
Fm_ 3M
Fm_ 3M
Space Group Number
225.00
2
225.00
2
facts
Facts Interesting
- unsur strontium alus saka Calcium.
- Perak Strontium dadi kuning, yen kapapar online.
- Platinum punika logam paling langka saka kategori logam larang regane ..
- Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.
sumber
Found in Minerals, Mining, Ores saka Minerals
Mining, Ores logam, Ores saka Minerals
History
sing katutup
William Cruickshank
Antonio de Ulloa
Discovery
ing 1787
ing 1735
turah mbrawah
Turah mbrawah Ing Universe
4 * 10-6 %
14
5 * 10-7 %
19
Turah mbrawah Ing Sun
~0.000005 %
15
~0.0000009 %
19
Turah mbrawah Ing meteorit
0.00 %
15
0.00 %
25
Turah mbrawah Ing bumi lemah ndhuwur
0.04 %
10
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
4
ora Sumadhiya
Turah mbrawah Ing Manungsa
0.00 %
7
ora Sumadhiya
ulah
Ulah lan Wuku
Character length exceed error
- Platinum logam utamané dipigunakaké ing perhiasan.
- Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.
Ulah Industrial
Industry amunisi, Industri Kimia
Industry Aerospace, Industri Kimia
Ulah Medical
NA
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
Ulah liyane
wesi
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.03 Sang / mg dm-3
19
ora Sumadhiya
ing Bone
140.00 ppm
7
ora Sumadhiya
fisik Properties
leleh Point
769.00 ° C
99+
1,772.00 ° C
16
Boiling Point
1,384.00 ° C
99+
3,827.00 ° C
15
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
metallic
atose
Mohs atose
1.50
18
3.50
11
Brinell atose
ora Sumadhiya
300.00 MPa
34
Vickers atose
ora Sumadhiya
400.00 MPa
25
Kacepetan swara
ora Sumadhiya
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
Sr
Pt
isotop
Isotop dikenal
27
12
35
4
keelektronegatifan
Pauling Elektronegativitas
0.95
99+
2.28
3
Sanderson Elektronegativitas
0.72
27
ora Sumadhiya
Allred Rochow Elektronegativitas
0.99
37
1.44
17
Mulliken-Jaffe Elektronegativitas
1.00
18
ora Sumadhiya
Allen Elektronegativitas
0.96
40
1.72
16
Electropositivity
Pauling Electropositivity
3.05
7
1.72
99+
tenogo ionisasi
Level Energy 1st
549.50 kJ / mol
99+
870.00 kJ / mol
10
Level Energy 2
1,064.20 kJ / mol
99+
1,791.00 kJ / mol
21
Level Energy 3rd
4,138.00 kJ / mol
10
ora Sumadhiya
Level Energy 4
5,500.00 kJ / mol
13
ora Sumadhiya
Level Energy 5th
6,910.00 kJ / mol
18
ora Sumadhiya
Level Energy 6th
8,760.00 kJ / mol
18
ora Sumadhiya
tingkat Energy 7
10,230.00 kJ / mol
19
ora Sumadhiya
Level Energy 8
11,800.00 kJ / mol
19
ora Sumadhiya
Level Energy 9
15,600.00 kJ / mol
17
ora Sumadhiya
Level Energy 10th
17,100.00 kJ / mol
19
ora Sumadhiya
Level Energy 11
31,270.00 kJ / mol
6
ora Sumadhiya
padha karo elektrokimia
1.64 g / amp-day
99+
1.82 g / amp-day
35
Fungsi Work elektron
2.59 eV
99+
5.65 eV
1
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, anti Corrosion, ionisasi
atom Properties
Panggil atom
38
99+
78
38
Konfigurasi elektron
[Kr] 5S 2
[Xe] 4F 14 5d 9 6s 1
Struktur Crystal
Face tengah kubik (FCC)
Face tengah kubik (FCC)
Crystal pola
FCC-Crystal-Structure-of-Strontium.jpg#100
FCC-Crystal-Structure-of-Platinum.jpg#100
atom
Jumlah proton
38
99+
78
38
Jumlah Neutron
50
99+
117
24
Jumlah Èlèktron
38
99+
78
38
Radius saka Atom
Radius atom
215.00 pm
5
139.00 pm
39
kovalen Radius
195.00 pm
15
136.00 pm
99+
Van der Waals Radius
249.00 pm
7
175.00 pm
36
Bobot atom
87.62 Amu
99+
47.87 Amu
99+
Volume atom
33.70 cm3 / mol
6
9.09 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
25.70 (-eV)
99+
392.42 (-eV)
1
Constant pola
608.49 pm
6
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
2.64 g / cm 3
99+
21.45 g / cm 3
11
Kapadhetan Nalika Liquid (ing mp)
2.38 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 1000 K
121.00 (Pa)
1
ora Sumadhiya
Meksa beluk ing 2000 K
ora Sumadhiya
0.07 (Pa)
18
situs kelenturan
nyukur pengaturan
6.03 GPA
99+
61.00 GPA
14
pengaturan akeh
ora Sumadhiya
230.00 GPA
6
Young kang pengaturan
15.70 GPA
99+
168.00 GPA
14
Poisson rasio
0.28
17
0.38
6
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
2.64
99+
21.45
4
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
ora Sumadhiya
0.00 H / m
3
Properties Listrik
Property Listrik
NA
Arman
resistivity
132.00 nΩ · m
24
105.00 nΩ · m
30
konduktivitas listrik
0.08 10 6 / cm Ω
26
0.10 10 6 / cm Ω
21
elektron Affinity
5.03 kJ / mol
38
205.30 kJ / mol
2
termal Properties
Kalor tartamtu
0.30 J / (kg K)
18
0.13 J / (kg K)
39
Graham Kapasitas kalor
26.40 J / mol · K
28
25.86 J / mol · K
35
doyo termal
35.40 W / m · K
37
71.60 W / m · K
24
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
22.50 μm / (m · K)
18
8.80 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
150.00 kJ / mol
99+
510.50 kJ / mol
11
Enthalpy saka Fusion
9.16 kJ / mol
38
19.70 kJ / mol
12
Enthalpy saka atomization
163.20 kJ / mol
99+
565.00 kJ / mol
11
Standard molar Entropy
55.00 J / mol.K
26
41.60 J / mol.K
36
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