1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
1.3 Panggil periode
1.4 Block
1.5 Family unsur
transisi Metal
alkalin bumi
1.6 CAS Number
74404397440144
7429905
54386242
1.10 Jeneng papan Group
1.11 Space Group Number
3 facts
3.1 Facts Interesting
Character length exceed error
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
3.2 sumber
Found Minangka By-produk, Found in Minerals, Mining
Mining, Ores logam
3.3 History
3.3.1 sing katutup
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
Not Available
3.3.2 Discovery
3.4 turah mbrawah
3.4.1 Turah mbrawah Ing Universe
2 * 10-7 %ora Sumadhiya
5E-09
0.11
3.4.4 Turah mbrawah Ing Sun
~0.0000006 %~-9999 %
1E-08
0.1
3.4.6 Turah mbrawah Ing meteorit
0.00 %ora Sumadhiya
1.7E-07
22
4.2.4 Turah mbrawah Ing bumi lemah ndhuwur
5.1.1 Turah mbrawah Ing Segara
5.4.2 Turah mbrawah Ing Manungsa
6 ulah
6.1 Ulah lan Wuku
- Wis Efesus banget winates minangka logam beracun lan bisa nimbulaké cacat lair, kanker, etc.
- Meh 80% saka logam kadmium digunakake ing Nikel Baterei kadmium lan saiki lagi njupuk diganti karo isotop nikel.
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
6.1.1 Ulah Industrial
Industry Aerospace, Industry amunisi, Industri Kimia, Industry Listrik, Industry Elektronik
NA
6.1.2 Ulah Medical
NA
Industry Pharmaceutical
6.1.3 Ulah liyane
6.2 Properties biologi
6.2.1 keracunan
6.2.2 Saiki ing badan Human
6.2.4 Sang
0.01 Sang / mg dm-3ora Sumadhiya
0
1970
6.2.6 ing Bone
1.80 ppmora Sumadhiya
0
170000
7 fisik
7.1 leleh Point
320.90 ° C700.00 ° C
27
3410
8.3 Boiling Point
765.00 ° C1,737.00 ° C
147
5660
8.5 katon
8.5.1 State fisik
8.5.2 warna
Perak werna-Gray
perak Putih
8.5.3 luster
8.6 atose
8.6.1 Mohs atose
2.00ora Sumadhiya
0.2
8.5
8.6.5 Brinell atose
203.00 MPaora Sumadhiya
0.14
3490
8.8.2 Vickers atose
ora Sumadhiyaora Sumadhiya
121
3430
8.9 Kacepetan swara
2,310.00 m / sora Sumadhiya
818
16200
8.10 Properties Optical
8.10.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
8.10.3 reflectivity
67.00 %ora Sumadhiya
58
97
8.11 allotropes
8.11.1 α allotropes
ora Sumadhiya
ora Sumadhiya
8.11.2 β allotropes
ora Sumadhiya
ora Sumadhiya
8.11.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
9 Kimia
9.1 Formula Kimia
9.2 isotop
9.2.1 Isotop dikenal
9.3 keelektronegatifan
9.3.1 Pauling Elektronegativitas
9.3.5 Sanderson Elektronegativitas
1.98ora Sumadhiya
0.22
2.56
9.3.9 Allred Rochow Elektronegativitas
9.3.11 Mulliken-Jaffe Elektronegativitas
9.3.14 Allen Elektronegativitas
9.4 Electropositivity
9.4.1 Pauling Electropositivity
9.6 tenogo ionisasi
9.6.1 Level Energy 1st
867.80 kJ / mol509.30 kJ / mol
375.7
26130
9.6.2 Level Energy 2
1,631.40 kJ / mol979.00 kJ / mol
710.2162
28750
9.7.1 Level Energy 3rd
3,616.00 kJ / molora Sumadhiya
1600
34230
10.1.1 Level Energy 4
ora Sumadhiyaora Sumadhiya
2780
37066
10.4.2 Level Energy 5th
ora Sumadhiyaora Sumadhiya
4305.2
97510
10.4.3 Level Energy 6th
ora Sumadhiyaora Sumadhiya
5715.8
105800
10.4.5 tingkat Energy 7
ora Sumadhiyaora Sumadhiya
7226.8
114300
10.4.7 Level Energy 8
ora Sumadhiyaora Sumadhiya
8857.4
125300
10.4.8 Level Energy 9
ora Sumadhiyaora Sumadhiya
14110
134700
10.5.2 Level Energy 10th
ora Sumadhiyaora Sumadhiya
17100
144300
10.5.4 Level Energy 11
ora Sumadhiyaora Sumadhiya
19900
169988
10.6.1 Level Energy 12
ora Sumadhiyaora Sumadhiya
22219
189368
10.6.2 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
10.9.1 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
10.10.1 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
10.10.2 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
10.12.1 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
11.1.2 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
11.1.4 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
11.1.5 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
11.2.1 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
11.3.1 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
11.4.2 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
11.4.3 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
11.4.5 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
11.4.6 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
11.5.2 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
11.5.3 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
11.5.5 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
11.5.6 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
11.6 padha karo elektrokimia
2.10 g / amp-day4.22 g / amp-day
0.16812
8.3209
11.8 Fungsi Work elektron
4.22 eVora Sumadhiya
2.14
5.65
12.2 Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif
13 atom
13.1 Panggil atom
13.2 Konfigurasi elektron
[Kr] 4d 10 5S 2
[Rn] 7s 2
13.3 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
13.3.1 Crystal pola
13.4 atom
13.4.1 Jumlah proton
13.5.3 Jumlah Neutron
13.5.5 Jumlah Èlèktron
13.6 Radius saka Atom
13.6.1 Radius atom
151.00 pmora Sumadhiya
112
265
13.6.2 kovalen Radius
144.00 pm221.00 pm
96
260
14.1.1 Van der Waals Radius
158.00 pm283.00 pm
139
348
14.3 Bobot atom
112.41 Amu226.00 Amu
6.94
294
14.5 Volume atom
13.10 cm3 / mol45.20 cm3 / mol
1.39
71.07
14.7 Nomer atom jejer
14.7.1 unsur Previous
14.7.2 Sabanjure unsur
14.8 Potensi Valence Electron
30.00 (-eV)20.10 (-eV)
8
392.42
14.10 Constant pola
297.94 pm514.80 pm
228.58
891.25
14.12 pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
14.13 Pola C / A rasio
1.89ora Sumadhiya
1.567
1.886
15 Teknik
15.1 Kapadhetan
15.1.1 Kapadhetan Ing suhu kamar
8.65 g / cm 35.50 g / cm 3
0.534
40.7
15.1.4 Kapadhetan Nalika Liquid (ing mp)
8.00 g / cm3ora Sumadhiya
0.512
20
15.3 Strength tensile
62.00 MPaora Sumadhiya
2.5
11000
15.4 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
15.5 meksa beluk
15.5.1 Meksa beluk ing 1000 K
ora Sumadhiyaora Sumadhiya
2.47E-11
121
15.5.2 Meksa beluk ing 2000 K
ora Sumadhiyaora Sumadhiya
2.62E-10
774
15.6 situs kelenturan
15.6.1 nyukur pengaturan
19.00 GPAora Sumadhiya
1.3
222
15.6.2 pengaturan akeh
42.00 GPAora Sumadhiya
1.6
462
15.6.3 Young kang pengaturan
50.00 GPAora Sumadhiya
1.7
528
15.7 Poisson rasio
0.30ora Sumadhiya
0.032
0.47
15.8 Properties Teknik liyane
16 Magnetic
16.1 Ciri Magnetic
16.1.1 Gravitasi tartamtu
16.1.2 Nindakake Magnetic
16.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
16.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
16.2 Properties Listrik
16.2.1 Property Listrik
16.2.2 resistivity
72.70 nΩ · m100.00 nΩ · m
0.18
961
16.2.3 konduktivitas listrik
0.14 10 6 / cm Ωora Sumadhiya
0.00666
0.63
16.2.4 elektron Affinity
0.00 kJ / molora Sumadhiya
0
222.8
17 termal
17.1 Kalor tartamtu
0.23 J / (kg K)0.12 J / (kg K)
0.11
3.6
17.2 Graham Kapasitas kalor
26.02 J / mol · Kora Sumadhiya
16.443
62.7
17.3 doyo termal
96.60 W / m · K18.60 W / m · K
6.3
429
17.4 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
17.5 Expansion termal
30.80 μm / (m · K)ora Sumadhiya
4.5
97
17.6 enthalpy
17.6.1 Enthalpy panguapan
100.00 kJ / molora Sumadhiya
7.32
799.1
17.6.2 Enthalpy saka Fusion
6.19 kJ / molora Sumadhiya
2.1
35.23
17.6.3 Enthalpy saka atomization
113.00 kJ / mol163.00 kJ / mol
61.5
837
17.7 Standard molar Entropy
51.80 J / mol.K71.00 J / mol.K
9.5
198.1