1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
1.3 Panggil periode
1.4 Block
s pemblokiran
p pemblokiran
1.5 Family unsur
alkalin bumi
Transisi Post-
1.6 CAS Number
74401447429905
7429905
54386242
1.7 Jeneng papan Group
1.8 Space Group Number
2 facts
2.1 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
2.2 sumber
Mining, Ores logam
Miturut Process electrolysis, bumi lemah ndhuwur, Mining
2.3 History
2.3.1 sing katutup
Not Available
Hans Christian Oersted
2.3.2 Discovery
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
ora Sumadhiya5 * 10-3 %
5E-09
0.11
2.4.2 Turah mbrawah Ing Sun
~-9999 %~0.006 %
1E-08
0.1
2.4.3 Turah mbrawah Ing meteorit
ora Sumadhiya0.91 %
1.7E-07
22
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
2.4.5 Turah mbrawah Ing Segara
2.4.6 Turah mbrawah Ing Manungsa
3 ulah
3.1 Ulah lan Wuku
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
- Aluminium digunakake ing macem-macem produk; contone, komplong, foils, utensils pawon, pigura jendhela, kegs bir lan bagean bidang aero, onderdil mobil, etc.
3.1.1 Ulah Industrial
NA
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
3.1.2 Ulah Medical
Industry Pharmaceutical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
3.1.3 Ulah liyane
NA
wesi, Jewellery, patung, Statues
3.2 Properties biologi
3.2.1 keracunan
3.2.2 Saiki ing badan Human
3.2.3 Sang
ora Sumadhiya0.39 Sang / mg dm-3
0
1970
3.2.4 ing Bone
ora Sumadhiya27.00 ppm
0
170000
4 fisik
4.1 leleh Point
700.00 ° C660.37 ° C
27
3410
4.2 Boiling Point
1,737.00 ° C2,467.00 ° C
147
5660
4.3 katon
4.3.1 State fisik
4.3.2 warna
4.3.3 luster
4.4 atose
4.4.1 Mohs atose
ora Sumadhiya2.75
0.2
8.5
4.4.2 Brinell atose
ora Sumadhiya160.00 MPa
0.14
3490
4.4.3 Vickers atose
ora Sumadhiya160.00 MPa
121
3430
4.5 Kacepetan swara
ora Sumadhiya5,000.00 m / s
818
16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
4.6.2 reflectivity
ora Sumadhiya71.00 %
58
97
4.7 allotropes
4.7.1 α allotropes
ora Sumadhiya
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
5.2 isotop
5.2.1 Isotop dikenal
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
5.3.2 Sanderson Elektronegativitas
ora Sumadhiya1.71
0.22
2.56
5.3.3 Allred Rochow Elektronegativitas
5.3.4 Mulliken-Jaffe Elektronegativitas
5.3.5 Allen Elektronegativitas
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
509.30 kJ / mol577.50 kJ / mol
375.7
26130
5.5.2 Level Energy 2
979.00 kJ / mol1,816.70 kJ / mol
710.2162
28750
5.5.3 Level Energy 3rd
ora Sumadhiya2,744.80 kJ / mol
1600
34230
5.5.4 Level Energy 4
ora Sumadhiya11,577.00 kJ / mol
2780
37066
5.5.5 Level Energy 5th
ora Sumadhiya14,842.00 kJ / mol
4305.2
97510
5.5.6 Level Energy 6th
ora Sumadhiya18,379.00 kJ / mol
5715.8
105800
5.5.7 tingkat Energy 7
ora Sumadhiya23,326.00 kJ / mol
7226.8
114300
5.5.8 Level Energy 8
ora Sumadhiya27,465.00 kJ / mol
8857.4
125300
5.5.9 Level Energy 9
ora Sumadhiya31,853.00 kJ / mol
14110
134700
5.5.10 Level Energy 10th
ora Sumadhiya38,473.00 kJ / mol
17100
144300
5.5.11 Level Energy 11
ora Sumadhiya42,647.00 kJ / mol
19900
169988
5.5.12 Level Energy 12
ora Sumadhiyaora Sumadhiya
22219
189368
5.5.13 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
5.5.14 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
5.5.15 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
5.5.16 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
5.5.17 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
5.5.18 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
5.5.19 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
5.5.20 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
5.5.21 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
5.5.22 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
5.5.23 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
5.5.24 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
5.5.25 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
5.5.26 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
5.5.27 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
5.5.28 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
5.5.29 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
5.5.30 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
5.6 padha karo elektrokimia
4.22 g / amp-day0.34 g / amp-day
0.16812
8.3209
5.7 Fungsi Work elektron
ora Sumadhiya4.28 eV
2.14
5.65
5.8 Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
Kimia Stabilitas, ionisasi, Isotop radioaktif
6 atom
6.1 Panggil atom
6.2 Konfigurasi elektron
6.3 Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
6.4.2 Jumlah Neutron
6.4.3 Jumlah Èlèktron
6.5 Radius saka Atom
6.5.1 Radius atom
ora Sumadhiya143.00 pm
112
265
6.5.2 kovalen Radius
221.00 pm121.00 pm
96
260
6.5.3 Van der Waals Radius
283.00 pm184.00 pm
139
348
6.6 Bobot atom
226.00 Amu26.98 Amu
6.94
294
6.7 Volume atom
45.20 cm3 / mol10.00 cm3 / mol
1.39
71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
20.10 (-eV)80.70 (-eV)
8
392.42
6.10 Constant pola
514.80 pm404.95 pm
228.58
891.25
6.11 pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Pola C / A rasio
ora Sumadhiyaora Sumadhiya
1.567
1.886
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
5.50 g / cm 32.70 g / cm 3
0.534
40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya2.38 g / cm3
0.512
20
7.2 Strength tensile
ora Sumadhiya40.00 MPa
2.5
11000
7.3 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
ora Sumadhiya0.00 (Pa)
2.47E-11
121
7.4.2 Meksa beluk ing 2000 K
ora Sumadhiyaora Sumadhiya
2.62E-10
774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
ora Sumadhiya26.00 GPA
1.3
222
7.5.2 pengaturan akeh
ora Sumadhiya76.00 GPA
1.6
462
7.5.3 Young kang pengaturan
ora Sumadhiya70.00 GPA
1.7
528
7.6 Poisson rasio
ora Sumadhiya0.35
0.032
0.47
7.7 Properties Teknik liyane
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
8.1.2 Nindakake Magnetic
8.1.3 permeabilitas
ora Sumadhiya0.00 H / m
1.25643E-06
0.0063
8.1.4 kelemahan
ora Sumadhiya0.00
-0.000166
200000
8.2 Properties Listrik
8.2.1 Property Listrik
8.2.2 resistivity
100.00 nΩ · m28.20 nΩ · m
0.18
961
8.2.3 konduktivitas listrik
ora Sumadhiya0.38 10 6 / cm Ω
0.00666
0.63
8.2.4 elektron Affinity
ora Sumadhiya42.50 kJ / mol
0
222.8
9 termal
9.1 Kalor tartamtu
0.12 J / (kg K)0.90 J / (kg K)
0.11
3.6
9.2 Graham Kapasitas kalor
ora Sumadhiya24.20 J / mol · K
16.443
62.7
9.3 doyo termal
18.60 W / m · K237.00 W / m · K
6.3
429
9.4 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
9.5 Expansion termal
ora Sumadhiya23.10 μm / (m · K)
4.5
97
9.6 enthalpy
9.6.1 Enthalpy panguapan
ora Sumadhiya293.70 kJ / mol
7.32
799.1
9.6.2 Enthalpy saka Fusion
ora Sumadhiya10.67 kJ / mol
2.1
35.23
9.6.3 Enthalpy saka atomization
163.00 kJ / mol322.20 kJ / mol
61.5
837
9.7 Standard molar Entropy
71.00 J / mol.K28.30 J / mol.K
9.5
198.1