mbandhingaké Francium lan Curium
Tabel périodik
Symbol
Fr
Cm
Panggil Group
1
17
ora Sumadhiya
Panggil periode
7
7
Block
s pemblokiran
pemblokiran f
Family unsur
alkali
actinide
CAS Number
7440735
18
7440519
36
Jeneng papan Group
ora Sumadhiya
ora Sumadhiya
Space Group Number
ora Sumadhiya
ora Sumadhiya
facts
Facts Interesting
- 223 Francium wis setengah urip paling dawa ing 21,8.
- Metal Francium diprodhuksi dening ALPHA bosok ing 227 Actinium 227.
- metal Curium ora kelakon free ing alam.
- metal Curium logam sintetik diprodhuksi.
sumber
Kawangun dening Process Bosok, Mining
Némbakaké Plutonium karo helium ion
History
sing katutup
Marguerite Perey
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Discovery
ing taun 1939
ing 1944
turah mbrawah
ulah
Ulah lan Wuku
- Francium ora wis dikenal Efesus minangka wis urip setengah saka mung 22 menit.
- metal Curium digunakake kanggo nyedhiyani daya kanggo peralatan listrik kanggo papan misi.
Ulah Industrial
NA
NA
Ulah Medical
NA
NA
Ulah liyane
NA
tujuan Research
Properties biologi
keracunan
NA
Unknown
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-3
37
0.00 Sang / mg dm-3
37
ing Bone
0.00 ppm
36
0.00 ppm
36
fisik Properties
leleh Point
27.00 ° C
99+
1,340.00 ° C
34
Boiling Point
677.00 ° C
99+
3,110.00 ° C
30
katon
State fisik
Solid
Solid
warna
NA
Silver
luster
NA
metallic
atose
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
Fr
Cm
isotop
Isotop dikenal
33
6
15
24
keelektronegatifan
Pauling Elektronegativitas
0.70
99+
1.30
32
Allred Rochow Elektronegativitas
0.86
99+
1.20
27
Mulliken-Jaffe Elektronegativitas
0.68
25
ora Sumadhiya
Allen Elektronegativitas
0.67
99+
ora Sumadhiya
Electropositivity
Pauling Electropositivity
3.30
1
2.70
22
tenogo ionisasi
Level Energy 1st
380.00 kJ / mol
99+
581.00 kJ / mol
99+
Level Energy 2
ora Sumadhiya
1,196.00 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
2,026.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
3,550.00 kJ / mol
99+
padha karo elektrokimia
8.32 g / amp-day
1
3.07 g / amp-day
16
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif
atom Properties
Panggil atom
87
31
96
22
Konfigurasi elektron
[Rn] 7s 1
[Rn] 5F 7 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Double Hexagonal Tutup dikempalken (DHCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
DHCP-Crystal-Structure-of-Curium.jpg#100
atom
Jumlah proton
87
31
96
22
Jumlah Neutron
136
17
151
10
Jumlah Èlèktron
87
31
96
22
Radius saka Atom
Radius atom
ora Sumadhiya
174.00 pm
20
kovalen Radius
260.00 pm
1
169.00 pm
26
Van der Waals Radius
348.00 pm
1
200.00 pm
28
Bobot atom
223.00 Amu
27
247.00 Amu
18
Volume atom
ora Sumadhiya
18.28 cm3 / mol
26
Nomer atom jejer
Potensi Valence Electron
8.00 (-eV)
99+
44.50 (-eV)
38
Constant pola
ora Sumadhiya
ora Sumadhiya
pola Angles
NA
NA
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.87 g / cm 3
99+
13.51 g / cm 3
25
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
13.85 g / cm3
10
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
Poisson rasio
ora Sumadhiya
ora Sumadhiya
Properties Teknik liyane
NA
Unknown
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
ora Sumadhiya
13.51
17
Nindakake Magnetic
paramagnetic
Antiferromagnetic
Properties Listrik
Property Listrik
Arman miskin
Unknown
resistivity
3.00 nΩ · m
99+
1.25 nΩ · m
99+
konduktivitas listrik
0.03 10 6 / cm Ω
40
ora Sumadhiya
termal Properties
Kalor tartamtu
ora Sumadhiya
ora Sumadhiya
Graham Kapasitas kalor
ora Sumadhiya
ora Sumadhiya
doyo termal
15.00 W / m · K
99+
ora Sumadhiya
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
ora Sumadhiya
enthalpy
Enthalpy saka Fusion
ora Sumadhiya
15.00 kJ / mol
21
Enthalpy saka atomization
71.00 kJ / mol
99+
ora Sumadhiya
Standard molar Entropy
ora Sumadhiya
ora Sumadhiya
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