Radium mungsuh Panerapan
Tabel périodik
Symbol
Ra
Ga
Panggil Group
2
16
13
5
Panggil periode
7
4
Block
s pemblokiran
p pemblokiran
Family unsur
alkalin bumi
Transisi Post-
CAS Number
7440144
99+
7440553
32
Jeneng papan Group
3M Im_
Cmca
Space Group Number
229.00
1
64.00
9
facts
Facts Interesting
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
- A gram saka logam Gallium bisa tuku mung telung dolar.
- Panerapan logam ketemu ing ores bab ing ngisor iki Coal, Bauksit, Diaspore, sphalerite, germanite lan Seng.
sumber
Mining, Ores logam
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Not Available
Lecoq de Boisbaudran
Discovery
ing taun 1898
ing taun 1875
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
1 * 10-6 %
16
Turah mbrawah Ing Sun
~-9999 %
~0.000004 %
16
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
16
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
24
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
22
Turah mbrawah Ing Manungsa
0.00 %
20
ora Sumadhiya
ulah
Ulah lan Wuku
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
- Panerapan arsenida punika komponèn penting banget akeh semikonduktor lan manufaktur mimpin.
- Panerapan nitride uga ngerti minangka semikonduktor lan digunakake ing teknologi Blu-ray, Smartphone mobile lan LED.
Ulah Industrial
NA
Industry Listrik, Industry Elektronik
Ulah Medical
Industry Pharmaceutical
Surgical Instruments Manufacturing
Ulah liyane
NA
wesi
Properties biologi
keracunan
Highly Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.08 Sang / mg dm-3
13
fisik Properties
leleh Point
700.00 ° C
99+
29.78 ° C
99+
Boiling Point
1,737.00 ° C
99+
2,403.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
1.50
18
Brinell atose
ora Sumadhiya
56.80 MPa
99+
Kacepetan swara
ora Sumadhiya
2,740.00 m / s
31
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
Ra
Ga
isotop
Isotop dikenal
33
6
24
15
keelektronegatifan
Pauling Elektronegativitas
0.90
99+
1.81
15
Sanderson Elektronegativitas
ora Sumadhiya
2.42
2
Allred Rochow Elektronegativitas
0.97
38
1.82
1
Mulliken-Jaffe Elektronegativitas
0.92
20
2.01
5
Allen Elektronegativitas
0.89
99+
1.76
14
Electropositivity
Pauling Electropositivity
3.10
5
2.19
39
tenogo ionisasi
Level Energy 1st
509.30 kJ / mol
99+
578.80 kJ / mol
99+
Level Energy 2
979.00 kJ / mol
99+
1,979.30 kJ / mol
13
Level Energy 3rd
ora Sumadhiya
2,963.00 kJ / mol
28
Level Energy 4
ora Sumadhiya
6,180.00 kJ / mol
8
padha karo elektrokimia
4.22 g / amp-day
6
0.87 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
4.20 eV
23
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif
atom Properties
Panggil atom
88
30
31
99+
Konfigurasi elektron
[Rn] 7s 2
[Ar] 3d 10 4s 2 4p 1
Struktur Crystal
Body tengah kubik (Bcc)
Orthorhombic (Orth)
Crystal pola
BCC-Crystal-Structure-.jpg#100
ORTH-Crystal-Structure-of-Gallium.jpg#100
atom
Jumlah proton
88
30
31
99+
Jumlah Neutron
138
16
39
99+
Jumlah Èlèktron
88
30
31
99+
Radius saka Atom
Radius atom
ora Sumadhiya
135.00 pm
99+
kovalen Radius
221.00 pm
3
122.00 pm
99+
Van der Waals Radius
283.00 pm
4
187.00 pm
32
Bobot atom
226.00 Amu
26
69.72 Amu
99+
Volume atom
45.20 cm3 / mol
4
11.80 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
20.10 (-eV)
99+
69.70 (-eV)
19
Constant pola
514.80 pm
13
451.97 pm
18
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
5.50 g / cm 3
99+
5.91 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
6.10 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
15
situs kelenturan
Young kang pengaturan
ora Sumadhiya
9.80 GPA
99+
Poisson rasio
ora Sumadhiya
0.47
1
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
5.00
99+
5.91
99+
Nindakake Magnetic
nonmagnetic
diamagnetic
Properties Listrik
Property Listrik
NA
Semiconductor
resistivity
100.00 nΩ · m
31
270.00 nΩ · m
15
konduktivitas listrik
ora Sumadhiya
0.07 10 6 / cm Ω
29
elektron Affinity
ora Sumadhiya
28.90 kJ / mol
31
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.37 J / (kg K)
16
Graham Kapasitas kalor
ora Sumadhiya
25.86 J / mol · K
35
doyo termal
18.60 W / m · K
99+
40.60 W / m · K
34
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
18.00 μm / (m · K)
24
enthalpy
Enthalpy panguapan
ora Sumadhiya
256.10 kJ / mol
36
Enthalpy saka Fusion
ora Sumadhiya
5.59 kJ / mol
99+
Enthalpy saka atomization
163.00 kJ / mol
99+
276.10 kJ / mol
39
Standard molar Entropy
71.00 J / mol.K
14
40.80 J / mol.K
38
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