Symbol
Rf
Ce
Panggil Group
43
0
17
👆🏻
Panggil periode
76
2
7
👆🏻
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
538503657440451
7429905
54386242
👆🏻
Jeneng papan Group
-
P63 / mmc
Space Group Number
166.00194.00
11
276
👆🏻
Facts Interesting
- Rutherfordium ora dumadi ing alam minangka unsur sintetis.
- Ampe tanggal logam rutherfordium wis 15 radioisotopes digawe sacara sintetis.
- 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 cepet 113 kanggo 115 MeV Neon Ion, sintetik Diprodhuksi
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Joint Institute for Nuclear Research
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
Discovery
ing 1964
ing 1803
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
-0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
-0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
-0.01 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
-0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
-0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Efesus saiki dikenal saka logam rutherfordium sing winates kanggo riset waé mung.
- 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
wesi, 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
2,100.00 ° C795.00 ° C
-38.83
3410
👆🏻
Boiling Point
5,500.00 ° C3,257.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
-
perak Putih
luster
Unknown Luster
lustrous
atose
Mohs atose
-2.50
0.2
8.5
👆🏻
Brinell atose
1,300.00 MPa186.00 MPa
0.14
3490
👆🏻
Vickers atose
550.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
6,100.00 m / s2,100.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.302.20
0.155
3.41
👆🏻
reflectivity
65.00 %68.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Rf
Ce
isotop
Isotop dikenal
1330
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
0.001.12
0
2.6
👆🏻
Sanderson Elektronegativitas
1.901.12
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.301.08
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.301.12
0.62
2.48
👆🏻
Allen Elektronegativitas
0.901.12
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.202.88
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
579.90 kJ / mol534.40 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,389.40 kJ / mol1,050.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,296.40 kJ / mol1,949.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,077.90 kJ / mol3,547.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,790.00 kJ / mol6,325.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
11,600.00 kJ / mol7,490.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
5,800.00 kJ / mol5,340.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
5,800.00 kJ / mol5,340.00 kJ / mol
730
125300
👆🏻
Level Energy 9
5,800.00 kJ / mol5,340.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,800.00 kJ / mol5,340.00 kJ / mol
392
144300
👆🏻
Level Energy 11
5,800.00 kJ / mol5,340.00 kJ / mol
392
169988
👆🏻
Level Energy 12
5,800.00 kJ / mol5,340.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,800.00 kJ / mol5,650.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
5,800.00 kJ / mol5,340.00 kJ / mol
380
86450
👆🏻
Level Energy 15
58,000.00 kJ / mol53,400.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
58,000.00 kJ / mol53,400.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
579.90 kJ / mol534.40 kJ / mol
375.7
122200
👆🏻
Level Energy 18
3,300.00 kJ / mol5,340.00 kJ / mol
0
134810
👆🏻
Level Energy 19
579.90 kJ / mol534.40 kJ / mol
375.7
148700
👆🏻
Level Energy 20
580.00 kJ / mol534.00 kJ / mol
0
171200
👆🏻
Level Energy 21
5,800.00 kJ / mol5,346.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
579.00 kJ / mol594.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
5,800.00 kJ / mol5,346.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
579.10 kJ / mol565.50 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
0.00 kJ / mol534.40 kJ / mol
0
121900
👆🏻
Level Energy 26th
580.00 kJ / mol565.50 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
580.00 kJ / mol565.50 kJ / mol
0
133800
👆🏻
Level Energy 28th
840.00 kJ / mol565.50 kJ / mol
297.3
139800
👆🏻
Level Energy 29
580.60 kJ / mol565.50 kJ / mol
0
148100
👆🏻
Level Energy 30
0.00 kJ / mol594.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
3.00 g / amp-day1.74 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
6.00 eV2.84 eV
2.14
6
👆🏻
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
10458
3
117
👆🏻
Konfigurasi elektron
[Rn] 5F 14 6D 2 7s 2
[Xe] 4F 1 5d 1 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
atom
Jumlah proton
10458
3
117
👆🏻
Jumlah Neutron
15782
4
285
👆🏻
Jumlah Èlèktron
10458
3
117
👆🏻
Radius saka Atom
Radius atom
150.00 pm181.80 pm
0
348
👆🏻
kovalen Radius
157.00 pm204.00 pm
0
260
👆🏻
Van der Waals Radius
250.00 pm235.00 pm
0
348
👆🏻
Bobot atom
267.00 Amu140.12 Amu
6.94
294
👆🏻
Volume atom
23.20 cm3 / mol20.67 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
6.00 (-eV)41.78 (-eV)
0
392.42
👆🏻
Constant pola
-362.00 pm
0
891.25
👆🏻
pola Angles
-
π/2, π/2, 2 π/3
Pola C / A rasio
1.601.59
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
23.20 g / cm 36.77 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
23.20 g / cm36.55 g / cm3
0.512
41
👆🏻
Strength tensile
23.00 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
23.00 GPA13.50 GPA
1.3
222
👆🏻
pengaturan akeh
0.00 GPA21.50 GPA
0
462
👆🏻
Young kang pengaturan
12.80 GPA33.60 GPA
0
528
👆🏻
Poisson rasio
0.300.24
0.032
0.47
👆🏻
Properties Teknik liyane
-
ductile, malleable
Ciri Magnetic
Gravitasi tartamtu
23.006.77
0.53
4500
👆🏻
Nindakake Magnetic
-
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
0.29 nΩ · m828.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.00 10 6 / cm Ω0.01 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
50.00 kJ / mol50.00 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.27 J / (kg K)0.19 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
23.20 J / mol · K26.94 J / mol · K
13.1
62.7
👆🏻
doyo termal
0.23 W / m · K11.30 W / m · K
0
429
👆🏻
suhu kritis
2,400.00 K1,071.00 K
26.3
3695
👆🏻
Expansion termal
23.20 μm / (m · K)6.30 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
580.00 kJ / mol414.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
-5.46 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
580.00 kJ / mol381.00 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
57.60 J / mol.K72.00 J / mol.K
9.5
198.1
👆🏻