Symbol
Es
Cs
Panggil Group
131
0
17
👆🏻
Panggil periode
76
2
7
👆🏻
Block
pemblokiran f
s pemblokiran
Family unsur
actinide
alkali
CAS Number
74299277440462
7429905
54386242
👆🏻
Jeneng papan Group
-
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
- Einsteinium punika unsur transuranium ditemokaké ing US.
- Mung 0.01 mg saka einsteinium iki gawean tiron ing 1961.
Cesium minangka logam paling alkalin lan digunakake ing jam atom.
sumber
Digawe dening némbakaké Uranium karo Neutron
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Lawrence Berkeley National Laboratory
Robert Bunsen and Gustav Kirchhoff
Discovery
ing taun 1952
ing taun 1860
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
-0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Efesus saiki dikenal saka logam einsteinium winates kanggo riset waé mung.
- nggunakake paling umum saka logam Sesium yaiku adi ngebur. Sampeyan uga dipigunakaké ing Manufaktur kaca optik.
- Ing tabung vakum lan peralatan monitor radiation logam iki digunakake minangka katalis tukang promosi.
Ulah Industrial
-
Industry Aerospace, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
wesi, Nuclear Riset, tujuan Research
wesi
Properties biologi
keracunan
Toxic
mildly Toxic
Saiki ing badan Human
Ora
Ya
Sang
0.00 Sang / mg dm-30.00 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm0.05 ppm
0
170000
👆🏻
leleh Point
860.00 ° C28.50 ° C
-38.83
3410
👆🏻
Boiling Point
996.00 ° C678.40 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Silver
Gold perak
luster
-
-
atose
Mohs atose
6.000.20
0.2
8.5
👆🏻
Brinell atose
240.00 MPa0.14 MPa
0.14
3490
👆🏻
Vickers atose
550.00 MPa0.14 MPa
0
3920
👆🏻
Kacepetan swara
2,850.00 m / s1,630.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.301.93
0.155
3.41
👆🏻
reflectivity
63.00 %35.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Es
Cs
isotop
Isotop dikenal
1636
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.540.79
0
2.6
👆🏻
Sanderson Elektronegativitas
1.300.22
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.200.86
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.300.62
0.62
2.48
👆🏻
Allen Elektronegativitas
1.300.66
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.703.21
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
619.00 kJ / mol375.70 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,216.00 kJ / mol2,234.30 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,334.00 kJ / mol3,400.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,734.00 kJ / mol375.70 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
6,190.00 kJ / mol3,750.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
6,190.00 kJ / mol3,750.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
6,190.00 kJ / mol3,750.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,190.00 kJ / mol3,760.00 kJ / mol
730
125300
👆🏻
Level Energy 9
4,520.00 kJ / mol3,750.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
6,190.00 kJ / mol3,757.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,190.00 kJ / mol3,757.00 kJ / mol
392
169988
👆🏻
Level Energy 12
61,900.00 kJ / mol3,750.00 kJ / mol
0
189368
👆🏻
Level Energy 13
6,190.00 kJ / mol3,750.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
6,190.00 kJ / mol3,750.00 kJ / mol
380
86450
👆🏻
Level Energy 15
61,900.00 kJ / mol37,500.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
61,900.00 kJ / mol375.70 kJ / mol
375.7
109480
👆🏻
Level Energy 17
619.00 kJ / mol375.70 kJ / mol
375.7
122200
👆🏻
Level Energy 18
6,190.00 kJ / mol3,757.00 kJ / mol
0
134810
👆🏻
Level Energy 19
619.00 kJ / mol375.70 kJ / mol
375.7
148700
👆🏻
Level Energy 20
619.00 kJ / mol375.00 kJ / mol
0
171200
👆🏻
Level Energy 21
6,190.00 kJ / mol375.70 kJ / mol
375.7
179100
👆🏻
Level Energy 22
619.00 kJ / mol375.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
6,190.00 kJ / mol375.70 kJ / mol
357.6
198800
👆🏻
Level Energy 24
619.40 kJ / mol375.70 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
619.00 kJ / mol375.70 kJ / mol
0
121900
👆🏻
Level Energy 26th
619.40 kJ / mol375.70 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
619.40 kJ / mol375.70 kJ / mol
0
133800
👆🏻
Level Energy 28th
619.40 kJ / mol375.70 kJ / mol
297.3
139800
👆🏻
Level Energy 29
619.40 kJ / mol375.70 kJ / mol
0
148100
👆🏻
Level Energy 30
619.40 kJ / mol375.70 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
4.74 g / amp-day4.96 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.90 eV2.14 eV
2.14
6
👆🏻
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
Kimia Stabilitas, Corrosion, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
9955
3
117
👆🏻
Konfigurasi elektron
[Rn] 5F 11 7s 2
[Xe] 6s 1
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
9955
3
117
👆🏻
Jumlah Neutron
15378
4
285
👆🏻
Jumlah Èlèktron
9955
3
117
👆🏻
Radius saka Atom
Radius atom
186.00 pm265.00 pm
0
348
👆🏻
kovalen Radius
186.00 pm244.00 pm
0
260
👆🏻
Van der Waals Radius
0.00 pm343.00 pm
0
348
👆🏻
Bobot atom
252.00 Amu132.91 Amu
6.94
294
👆🏻
Volume atom
17.04 cm3 / mol71.07 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
0.00 (-eV)8.62 (-eV)
0
392.42
👆🏻
Constant pola
582.00 pm614.10 pm
0
891.25
👆🏻
pola Angles
-
π/2, π/2, π/2
Pola C / A rasio
1.291.87
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
8.84 g / cm 31.93 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
8.84 g / cm31.84 g / cm3
0.512
41
👆🏻
Strength tensile
0.10 MPa15.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
30.00 GPA30.00 GPA
1.3
222
👆🏻
pengaturan akeh
40.00 GPA1.60 GPA
0
462
👆🏻
Young kang pengaturan
0.00 GPA1.70 GPA
0
528
👆🏻
Poisson rasio
0.330.35
0.032
0.47
👆🏻
Properties Teknik liyane
-
ductile
Ciri Magnetic
Gravitasi tartamtu
8.841.87
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
-
Semiconductor
resistivity
6.30 nΩ · m205.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.14 10 6 / cm Ω0.05 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
0.00 kJ / mol45.50 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.10 J / (kg K)0.24 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
27.20 J / mol · K32.21 J / mol · K
13.1
62.7
👆🏻
doyo termal
0.00 W / m · K35.90 W / m · K
0
429
👆🏻
suhu kritis
1,133.00 K1,938.00 K
26.3
3695
👆🏻
Expansion termal
13.50 μm / (m · K)97.00 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
323.80 kJ / mol65.90 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
14.80 kJ / mol2.10 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
-78.20 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
63.00 J / mol.K85.20 J / mol.K
9.5
198.1
👆🏻