mbandhingaké Radium lan Gold
Tabel périodik
Symbol
Ra
Au
Panggil Group
2
16
11
7
Panggil periode
7
6
Block
s pemblokiran
d block
Family unsur
alkalin bumi
transisi Metal
CAS Number
7440144
99+
7440575
31
Jeneng papan Group
3M Im_
Fm_ 3M
Space Group Number
229.00
1
225.00
2
facts
Facts Interesting
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
Character length exceed error
sumber
Mining, Ores logam
bumi lemah ndhuwur, Mining, Ores logam
History
sing katutup
Not Available
Unknown
Discovery
ing taun 1898
Sadurunge 6000 SM
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
6 * 10-8 %
26
Turah mbrawah Ing Sun
~-9999 %
~0.0000001 %
26
Turah mbrawah Ing meteorit
ora Sumadhiya
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
99+
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
21
Turah mbrawah Ing Manungsa
0.00 %
20
0.00 %
18
ulah
Ulah lan Wuku
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
- metal Gold utamané dipigunakaké kanggo Jewelry, bullion, koin, etc.
- Kang digunakake ing seni, hiasan, ornamen, etc. Sampeyan uga dipigunakaké kanggo proses listrik.
Ulah Industrial
NA
Industri Kimia, Industry Clothing, Industry Listrik, Industry Elektronik
Ulah Medical
Industry Pharmaceutical
Dentistry, Industry Pharmaceutical
Ulah liyane
NA
wesi, bullion, koin, Jewellery, patung, Statues
Properties biologi
keracunan
Highly Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.00 Sang / mg dm-3
35
ing Bone
ora Sumadhiya
0.02 ppm
30
fisik Properties
leleh Point
700.00 ° C
99+
1,064.43 ° C
99+
Boiling Point
1,737.00 ° C
99+
2,807.00 ° C
36
katon
State fisik
Solid
Solid
warna
perak Putih
Gold
luster
metallic
metallic
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
ora Sumadhiya
194.00 MPa
99+
Vickers atose
ora Sumadhiya
216.00 MPa
31
Kacepetan swara
ora Sumadhiya
2,030.00 m / s
99+
Properties Optical
reflectivity
ora Sumadhiya
95.00 %
2
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
Au
isotop
Isotop dikenal
33
6
36
3
keelektronegatifan
Pauling Elektronegativitas
0.90
99+
2.54
1
Allred Rochow Elektronegativitas
0.97
38
1.42
18
Mulliken-Jaffe Elektronegativitas
0.92
20
1.87
7
Allen Elektronegativitas
0.89
99+
1.92
5
Electropositivity
Pauling Electropositivity
3.10
5
1.46
99+
tenogo ionisasi
Level Energy 1st
509.30 kJ / mol
99+
890.10 kJ / mol
8
Level Energy 2
979.00 kJ / mol
99+
1,980.00 kJ / mol
12
padha karo elektrokimia
4.22 g / amp-day
6
2.45 g / amp-day
21
Fungsi Work elektron
ora Sumadhiya
5.10 eV
4
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
Kimia Stabilitas, ionisasi, kelarutan
atom Properties
Panggil atom
88
30
79
37
Konfigurasi elektron
[Rn] 7s 2
[Xe] 4F 14 5d 10 6s 1
Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
Crystal pola
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Gold.jpg#100
atom
Jumlah proton
88
30
79
37
Jumlah Neutron
138
16
118
23
Jumlah Èlèktron
88
30
79
37
Radius saka Atom
Radius atom
ora Sumadhiya
151.00 pm
32
kovalen Radius
221.00 pm
3
144.00 pm
40
Van der Waals Radius
283.00 pm
4
166.00 pm
39
Bobot atom
226.00 Amu
26
196.97 Amu
33
Volume atom
45.20 cm3 / mol
4
10.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
20.10 (-eV)
99+
43.40 (-eV)
99+
Constant pola
514.80 pm
13
407.82 pm
21
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
1.61
4
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
5.50 g / cm 3
99+
19.30 g / cm 3
15
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
17.31 g / cm3
6
Strength tensile
ora Sumadhiya
120.00 MPa
15
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
23
Meksa beluk ing 2000 K
ora Sumadhiya
67.00 (Pa)
4
situs kelenturan
nyukur pengaturan
ora Sumadhiya
27.00 GPA
27
pengaturan akeh
ora Sumadhiya
180.00 GPA
9
Young kang pengaturan
ora Sumadhiya
79.00 GPA
24
Poisson rasio
ora Sumadhiya
0.40
4
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
5.00
99+
19.32
8
Nindakake Magnetic
nonmagnetic
diamagnetic
Properties Listrik
Property Listrik
NA
Arman
resistivity
100.00 nΩ · m
31
2.20 nΩ · m
99+
konduktivitas listrik
ora Sumadhiya
0.45 10 6 / cm Ω
3
elektron Affinity
ora Sumadhiya
222.80 kJ / mol
1
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
0.13 J / (kg K)
39
Graham Kapasitas kalor
ora Sumadhiya
25.42 J / mol · K
40
doyo termal
18.60 W / m · K
99+
318.00 W / m · K
3
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
14.20 μm / (m · K)
26
enthalpy
Enthalpy panguapan
ora Sumadhiya
324.40 kJ / mol
27
Enthalpy saka Fusion
ora Sumadhiya
12.55 kJ / mol
27
Enthalpy saka atomization
163.00 kJ / mol
99+
364.00 kJ / mol
25
Standard molar Entropy
71.00 J / mol.K
14
47.40 J / mol.K
32
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