strontium mungsuh kobalt
Tabel périodik
Symbol
Sr
Co
Panggil Group
2
16
9
9
Panggil periode
5
4
Block
s pemblokiran
d block
Family unsur
alkalin bumi
transisi Metal
CAS Number
7440246
99+
7440484
38
Jeneng papan Group
Fm_ 3M
P63 / mmc
Space Group Number
225.00
2
194.00
5
facts
Facts Interesting
- unsur strontium alus saka Calcium.
- Perak Strontium dadi kuning, yen kapapar online.
Character length exceed error
sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Senyawa, Mining, Ores saka Minerals
History
sing katutup
William Cruickshank
Georg Brandt
Discovery
ing 1787
ing 1732
turah mbrawah
Turah mbrawah Ing Universe
4 * 10-6 %
14
3 * 10-4 %
9
Turah mbrawah Ing Sun
~0.000005 %
15
~0.0004 %
9
Turah mbrawah Ing meteorit
0.00 %
15
0.06 %
10
Turah mbrawah Ing bumi lemah ndhuwur
0.04 %
10
0.00 %
21
Turah mbrawah Ing Segara
0.00 %
4
0.00 %
20
Turah mbrawah Ing Manungsa
0.00 %
7
0.00 %
17
ulah
Ulah lan Wuku
Character length exceed error
- Sawijining wesi aluminium lan nikel sing digunakake kanggo nggawe wesi sembrani kuat.
- Sawetara wesi liyane ngetokne kekuatan-suhu dhuwur lan Empu padha digunakake ing Turbines saka Jet lan Gas engine.
Ulah Industrial
Industry amunisi, Industri Kimia
Industri Kimia, Industry Listrik, Industry Elektronik
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi
wesi
Properties biologi
keracunan
non Toxic
Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.03 Sang / mg dm-3
19
0.04 Sang / mg dm-3
18
ing Bone
140.00 ppm
7
0.04 ppm
27
fisik Properties
leleh Point
769.00 ° C
99+
1,495.00 ° C
29
Boiling Point
1,384.00 ° C
99+
2,870.00 ° C
34
katon
State fisik
Solid
Solid
warna
perak Putih
Gray
luster
metallic
metallic
atose
Mohs atose
1.50
18
5.00
8
Brinell atose
ora Sumadhiya
470.00 MPa
26
Vickers atose
ora Sumadhiya
1,043.00 MPa
11
Kacepetan swara
ora Sumadhiya
4,720.00 m / s
14
Properties Optical
reflectivity
ora Sumadhiya
67.00 %
11
allotropes
Ora
Ya
α allotropes
ora Sumadhiya
α-kobalt
β allotropes
ora Sumadhiya
β-kobalt
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Sr
Co
isotop
Isotop dikenal
27
12
26
13
keelektronegatifan
Pauling Elektronegativitas
0.95
99+
1.88
12
Sanderson Elektronegativitas
0.72
27
2.56
1
Allred Rochow Elektronegativitas
0.99
37
1.70
5
Mulliken-Jaffe Elektronegativitas
1.00
18
ora Sumadhiya
Allen Elektronegativitas
0.96
40
1.84
10
Electropositivity
Pauling Electropositivity
3.05
7
2.12
99+
tenogo ionisasi
Level Energy 1st
549.50 kJ / mol
99+
760.40 kJ / mol
19
Level Energy 2
1,064.20 kJ / mol
99+
1,648.00 kJ / mol
31
Level Energy 3rd
4,138.00 kJ / mol
10
3,232.00 kJ / mol
22
Level Energy 4
5,500.00 kJ / mol
13
4,950.00 kJ / mol
19
Level Energy 5th
6,910.00 kJ / mol
18
7,670.00 kJ / mol
12
Level Energy 6th
8,760.00 kJ / mol
18
9,840.00 kJ / mol
12
tingkat Energy 7
10,230.00 kJ / mol
19
12,440.00 kJ / mol
11
Level Energy 8
11,800.00 kJ / mol
19
15,230.00 kJ / mol
12
Level Energy 9
15,600.00 kJ / mol
17
17,959.00 kJ / mol
13
Level Energy 10th
17,100.00 kJ / mol
19
26,570.00 kJ / mol
7
Level Energy 11
31,270.00 kJ / mol
6
29,400.00 kJ / mol
8
Level Energy 12
ora Sumadhiya
32,400.00 kJ / mol
8
Level Energy 13
ora Sumadhiya
36,600.00 kJ / mol
8
Level Energy 14
ora Sumadhiya
39,700.00 kJ / mol
9
Level Energy 15
ora Sumadhiya
42,800.00 kJ / mol
12
Level Energy 16
ora Sumadhiya
49,396.00 kJ / mol
11
Level Energy 17
ora Sumadhiya
52,737.00 kJ / mol
13
Level Energy 18
ora Sumadhiya
134,810.00 kJ / mol
1
Level Energy 19
ora Sumadhiya
145,170.00 kJ / mol
2
Level Energy 20
ora Sumadhiya
154,700.00 kJ / mol
4
Level Energy 21
ora Sumadhiya
167,400.00 kJ / mol
4
Level Energy 22
ora Sumadhiya
178,100.00 kJ / mol
3
Level Energy 23rd
ora Sumadhiya
189,300.00 kJ / mol
3
padha karo elektrokimia
1.64 g / amp-day
99+
1.10 g / amp-day
99+
Fungsi Work elektron
2.59 eV
99+
5.00 eV
5
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Kimia Stabilitas, ionisasi
atom Properties
Panggil atom
38
99+
22
99+
Konfigurasi elektron
[Kr] 5S 2
[Ar] 3d 2 4s 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Strontium.jpg#100
HCP-Crystal-Structure-of-Cobalt.jpg#100
atom
Jumlah proton
38
99+
22
99+
Jumlah Neutron
50
99+
26
99+
Jumlah Èlèktron
38
99+
22
99+
Radius saka Atom
Radius atom
215.00 pm
5
147.00 pm
34
kovalen Radius
195.00 pm
15
160.00 pm
30
Van der Waals Radius
249.00 pm
7
200.00 pm
28
Bobot atom
87.62 Amu
99+
47.87 Amu
99+
Volume atom
33.70 cm3 / mol
6
10.64 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
25.70 (-eV)
99+
95.20 (-eV)
10
Constant pola
608.49 pm
6
295.08 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
2.64 g / cm 3
99+
4.51 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
2.38 g / cm3
99+
4.11 g / cm3
99+
Strength tensile
ora Sumadhiya
434.00 MPa
9
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
0.98 (Pa)
14
situs kelenturan
nyukur pengaturan
6.03 GPA
99+
44.00 GPA
17
pengaturan akeh
ora Sumadhiya
110.00 GPA
15
Young kang pengaturan
15.70 GPA
99+
116.00 GPA
18
Poisson rasio
0.28
17
0.32
12
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
2.64
99+
4,500.00
1
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
NA
Arman miskin
resistivity
132.00 nΩ · m
24
420.00 nΩ · m
12
konduktivitas listrik
0.08 10 6 / cm Ω
26
0.02 10 6 / cm Ω
99+
elektron Affinity
5.03 kJ / mol
38
7.60 kJ / mol
37
termal Properties
Kalor tartamtu
0.30 J / (kg K)
18
0.52 J / (kg K)
9
Graham Kapasitas kalor
26.40 J / mol · K
28
25.06 J / mol · K
99+
doyo termal
35.40 W / m · K
37
21.90 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
22.50 μm / (m · K)
18
8.60 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
150.00 kJ / mol
99+
429.00 kJ / mol
15
Enthalpy saka Fusion
9.16 kJ / mol
38
15.48 kJ / mol
19
Enthalpy saka atomization
163.20 kJ / mol
99+
468.60 kJ / mol
15
Standard molar Entropy
55.00 J / mol.K
26
27.30 J / mol.K
99+
|
||
|
||
|
