Symbol
Cm
Ce
Panggil Group
33
0
17
👆🏻
Panggil periode
76
2
7
👆🏻
Block
pemblokiran f
pemblokiran f
Family unsur
actinide
lanthanide
CAS Number
74405197440451
7429905
54386242
👆🏻
Jeneng papan Group
-
P63 / mmc
Space Group Number
225.00194.00
11
276
👆🏻
Facts Interesting
- metal Curium ora kelakon free ing alam.
- metal Curium logam sintetik diprodhuksi.
- Cerium minangka logam bumi langka nanging isih ora langka.
- Iku senyawa non-beracun Cerium sulfida nduweni werna abang sugih lan digunakake minangka pigmen.
- Logam Cerium uga digunakake ing TV layar datar, bolam lampu, lampu sorot, lsp.
sumber
Némbakaké Plutonium karo helium ion
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
Discovery
ing 1944
ing 1803
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 %0.01 %
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
- metal Curium digunakake kanggo nyedhiyani daya kanggo peralatan listrik kanggo papan misi.
- Kang digunakake kanggo kalebu flints kanggo korek rokok.
- Sawijining senyawa Cerium (Gerah) oksida digunakake minangka katalis; sijine nang tembok saka open minangka ngalangi saka buildup saka ampas masak.
Ulah Industrial
-
Industri Kimia
Ulah Medical
-
Medical Research
Ulah liyane
tujuan Research
wesi
Properties biologi
keracunan
-
arep 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 ppm2.70 ppm
0
170000
👆🏻
leleh Point
1,340.00 ° C795.00 ° C
-38.83
3410
👆🏻
Boiling Point
3,110.00 ° C3,257.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
luster
metallic
lustrous
atose
Mohs atose
2.002.50
0.2
8.5
👆🏻
Brinell atose
320.00 MPa186.00 MPa
0.14
3490
👆🏻
Vickers atose
461.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
2,260.00 m / s2,100.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.302.20
0.155
3.41
👆🏻
reflectivity
60.00 %68.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Cm
Ce
isotop
Isotop dikenal
1530
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.301.12
0
2.6
👆🏻
Sanderson Elektronegativitas
1.301.12
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.201.08
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.301.12
0.62
2.48
👆🏻
Allen Elektronegativitas
1.301.12
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.702.88
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
581.00 kJ / mol534.40 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,196.00 kJ / mol1,050.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,026.00 kJ / mol1,949.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,550.00 kJ / mol3,547.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,810.00 kJ / mol6,325.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
5,810.00 kJ / mol7,490.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
5,810.00 kJ / mol5,340.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
5,810.00 kJ / mol5,340.00 kJ / mol
730
125300
👆🏻
Level Energy 9
6,690.00 kJ / mol5,340.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,810.00 kJ / mol5,340.00 kJ / mol
392
144300
👆🏻
Level Energy 11
5,810.00 kJ / mol5,340.00 kJ / mol
392
169988
👆🏻
Level Energy 12
58,100.00 kJ / mol5,340.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,810.00 kJ / mol5,650.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
5,810.00 kJ / mol5,340.00 kJ / mol
380
86450
👆🏻
Level Energy 15
58,100.00 kJ / mol53,400.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
58,100.00 kJ / mol53,400.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
581.00 kJ / mol534.40 kJ / mol
375.7
122200
👆🏻
Level Energy 18
5,810.00 kJ / mol5,340.00 kJ / mol
0
134810
👆🏻
Level Energy 19
581.00 kJ / mol534.40 kJ / mol
375.7
148700
👆🏻
Level Energy 20
581.00 kJ / mol534.00 kJ / mol
0
171200
👆🏻
Level Energy 21
5,810.00 kJ / mol5,346.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
581.00 kJ / mol594.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
5,810.00 kJ / mol5,346.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
581.00 kJ / mol565.50 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
581.00 kJ / mol534.40 kJ / mol
0
121900
👆🏻
Level Energy 26th
581.00 kJ / mol565.50 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
581.00 kJ / mol565.50 kJ / mol
0
133800
👆🏻
Level Energy 28th
581.00 kJ / mol565.50 kJ / mol
297.3
139800
👆🏻
Level Energy 29
581.00 kJ / mol565.50 kJ / mol
0
148100
👆🏻
Level Energy 30
581.00 kJ / mol594.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
3.07 g / amp-day1.74 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.50 eV2.84 eV
2.14
6
👆🏻
Properties Kimia liyane
ionisasi, Isotop radioaktif
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
9658
3
117
👆🏻
Konfigurasi elektron
[Rn] 5F 7 6D 1 7s 2
[Xe] 4F 1 5d 1 6s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
atom
Jumlah proton
9658
3
117
👆🏻
Jumlah Neutron
15182
4
285
👆🏻
Jumlah Èlèktron
9658
3
117
👆🏻
Radius saka Atom
Radius atom
174.00 pm181.80 pm
0
348
👆🏻
kovalen Radius
169.00 pm204.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm235.00 pm
0
348
👆🏻
Bobot atom
247.00 Amu140.12 Amu
6.94
294
👆🏻
Volume atom
18.28 cm3 / mol20.67 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
44.50 (-eV)41.78 (-eV)
0
392.42
👆🏻
Constant pola
336.25 pm362.00 pm
0
891.25
👆🏻
pola Angles
-
π/2, π/2, 2 π/3
Pola C / A rasio
1.671.59
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
13.51 g / cm 36.77 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
13.85 g / cm36.55 g / cm3
0.512
41
👆🏻
Strength tensile
350.00 MPa270.00 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)1.04 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
32.00 GPA13.50 GPA
1.3
222
👆🏻
pengaturan akeh
40.00 GPA21.50 GPA
0
462
👆🏻
Young kang pengaturan
0.00 GPA33.60 GPA
0
528
👆🏻
Poisson rasio
0.350.24
0.032
0.47
👆🏻
Properties Teknik liyane
-
ductile, malleable
Ciri Magnetic
Gravitasi tartamtu
13.516.77
0.53
4500
👆🏻
Nindakake Magnetic
Antiferromagnetic
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
-
Arman
resistivity
1.25 nΩ · m828.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.13 10 6 / cm Ω0.01 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
0.00 kJ / mol50.00 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.10 J / (kg K)0.19 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
27.50 J / mol · K26.94 J / mol · K
13.1
62.7
👆🏻
doyo termal
11.00 W / m · K11.30 W / m · K
0
429
👆🏻
suhu kritis
1,340.00 K1,071.00 K
26.3
3695
👆🏻
Expansion termal
11.60 μm / (m · K)6.30 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
331.60 kJ / mol414.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
15.00 kJ / mol5.46 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
-381.00 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
52.50 J / mol.K72.00 J / mol.K
9.5
198.1
👆🏻