Actinium mungsuh Radium
Tabel périodik
Symbol
Ac
Ra
Panggil Group
ora Sumadhiya
2
16
Panggil periode
7
7
Block
pemblokiran f
s pemblokiran
Family unsur
actinide
alkalin bumi
CAS Number
7440348
99+
7440144
99+
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00
2
229.00
1
facts
Facts Interesting
ora Cepak
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
sumber
Dijupuk dening Nambani Radium karo Neutron, Ores logam
Mining, Ores logam
History
sing katutup
Friedrich Oskar Giesel
Not Available
Discovery
ing taun 1902
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
- metal Actinium wis sumber sinar alfa nanging ora dienggo njaba riset waé.
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
Ulah Industrial
NA
NA
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi, Nuclear Riset, tujuan Research
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
1,227.00 ° C
38
700.00 ° C
99+
Boiling Point
3,200.00 ° C
26
1,737.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
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
Ac
Ra
isotop
Isotop dikenal
29
10
33
6
keelektronegatifan
Pauling Elektronegativitas
1.10
99+
0.90
99+
Allred Rochow Elektronegativitas
1.00
36
0.97
38
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
0.92
20
Allen Elektronegativitas
ora Sumadhiya
0.89
99+
Electropositivity
Pauling Electropositivity
2.90
10
3.10
5
tenogo ionisasi
Level Energy 1st
499.00 kJ / mol
99+
509.30 kJ / mol
99+
Level Energy 2
1,170.00 kJ / mol
99+
979.00 kJ / mol
99+
Level Energy 3rd
1,900.00 kJ / mol
99+
ora Sumadhiya
Level Energy 4
4,700.00 kJ / mol
23
ora Sumadhiya
padha karo elektrokimia
2.82 g / amp-day
18
4.22 g / amp-day
6
Fungsi Work elektron
ora Sumadhiya
ora Sumadhiya
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
89
29
88
30
Konfigurasi elektron
[Rn] 6D 1 7s 2
[Rn] 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Actinium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
89
29
88
30
Jumlah Neutron
138
16
138
16
Jumlah Èlèktron
89
29
88
30
Radius saka Atom
Radius atom
195.00 pm
7
ora Sumadhiya
kovalen Radius
ora Sumadhiya
221.00 pm
3
Van der Waals Radius
ora Sumadhiya
283.00 pm
4
Bobot atom
227.00 Amu
25
226.00 Amu
26
Volume atom
22.54 cm3 / mol
11
45.20 cm3 / mol
4
Nomer atom jejer
Potensi Valence Electron
38.60 (-eV)
99+
20.10 (-eV)
99+
Constant pola
567.00 pm
8
514.80 pm
13
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
10.00 g / cm 3
37
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
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
10.07
28
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
0.12 J / (kg K)
40
0.12 J / (kg K)
40
Graham Kapasitas kalor
27.20 J / mol · K
18
ora Sumadhiya
doyo termal
12.00 W / m · K
99+
18.60 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
ora Sumadhiya
enthalpy
Enthalpy saka atomization
301.00 kJ / mol
36
163.00 kJ / mol
99+
Standard molar Entropy
56.50 J / mol.K
25
71.00 J / mol.K
14
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