mbandhingaké californium lan Radium
Tabel périodik
Symbol
Cf
Ra
Panggil Group
ora Sumadhiya
2
16
Panggil periode
7
7
Block
pemblokiran f
s pemblokiran
Family unsur
actinide
alkalin bumi
CAS Number
7440713
20
7440144
99+
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00
5
229.00
1
facts
Facts Interesting
- Californium metal banget mbebayani lan Highly radioaktif.
- Californium logam punika logam abot.
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
sumber
Digawe dening némbakaké Curium karo helium ion
Mining, Ores logam
History
sing katutup
Lawrence Berkeley National Laboratory
Not Available
Discovery
ing taun 1950
ing taun 1898
turah mbrawah
Turah mbrawah Ing bumi lemah ndhuwur
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing Segara
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
20
ulah
Ulah lan Wuku
- Californium logam emitter neutron kuwat banget. Kang digunakake minangka detector logam.
- Uga digunakake minangka pengenal kanggo mriksa banyu lan lapisan lenga ing sumur lenga.
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
Ulah Industrial
Industri Kimia
NA
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi, Nuclear Riset
NA
Properties biologi
keracunan
Toxic
Highly Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
ora Sumadhiya
ing Bone
0.00 ppm
36
ora Sumadhiya
fisik Properties
leleh Point
900.00 ° C
99+
700.00 ° C
99+
Boiling Point
1,470.00 ° C
99+
1,737.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Silver
perak Putih
luster
NA
metallic
atose
Mohs atose
3.00
12
ora Sumadhiya
Kacepetan swara
ora Sumadhiya
ora Sumadhiya
Properties Optical
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
Cf
Ra
isotop
Isotop dikenal
20
19
33
6
keelektronegatifan
Pauling Elektronegativitas
1.30
32
0.90
99+
Allred Rochow Elektronegativitas
1.20
27
0.97
38
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.92
20
Allen Elektronegativitas
ora Sumadhiya
0.89
99+
Electropositivity
Pauling Electropositivity
2.70
22
3.10
5
tenogo ionisasi
Level Energy 1st
608.00 kJ / mol
99+
509.30 kJ / mol
99+
Level Energy 2
1,206.00 kJ / mol
99+
979.00 kJ / mol
99+
Level Energy 3rd
2,267.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
3,599.00 kJ / mol
99+
ora Sumadhiya
padha karo elektrokimia
3.12 g / amp-day
15
4.22 g / amp-day
6
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
98
20
88
30
Konfigurasi elektron
[Rn] 5F 10 7s 2
[Rn] 7s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Body tengah kubik (Bcc)
Crystal pola
DHCP-Crystal-Structure-of-Californium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
98
20
88
30
Jumlah Neutron
153
9
138
16
Jumlah Èlèktron
98
20
88
30
Radius saka Atom
Radius atom
186.00 pm
9
ora Sumadhiya
kovalen Radius
ora Sumadhiya
221.00 pm
3
Van der Waals Radius
ora Sumadhiya
283.00 pm
4
Bobot atom
251.00 Amu
17
226.00 Amu
26
Volume atom
ora Sumadhiya
45.20 cm3 / mol
4
Nomer atom jejer
Potensi Valence Electron
44.50 (-eV)
38
20.10 (-eV)
99+
Constant pola
338.00 pm
99+
514.80 pm
13
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
15.10 g / cm 3
21
5.50 g / cm 3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
Poisson rasio
ora Sumadhiya
ora Sumadhiya
Properties Teknik liyane
malleable, Sectile
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
15.10
13
5.00
99+
Nindakake Magnetic
paramagnetic
nonmagnetic
Properties Listrik
Property Listrik
Unknown
NA
resistivity
ora Sumadhiya
100.00 nΩ · m
31
termal Properties
Kalor tartamtu
ora Sumadhiya
0.12 J / (kg K)
40
Graham Kapasitas kalor
ora Sumadhiya
ora Sumadhiya
doyo termal
ora Sumadhiya
18.60 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
ora Sumadhiya
enthalpy
Enthalpy saka atomization
ora Sumadhiya
163.00 kJ / mol
99+
Standard molar Entropy
ora Sumadhiya
71.00 J / mol.K
14
|
||
|
||
|
