Beryllium mungsuh rubidium
Tabel périodik
Symbol
Be
Rb
Panggil Group
2
16
1
17
Panggil periode
2
5
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkali
CAS Number
7440417
99+
7440177
99+
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00
5
229.00
1
facts
Facts Interesting
- Beryllium paling logam anti karat.
- Beryllium punika logam ènthèng lan isih iku kuwat saka baja.
- Uga ketemu macem-macem aplikasi ing reaktor nuklir minangka reflektor.
- Rubidium logam unsur 16 paling umum ditemokake ing lemah ndhuwur bumi.
- metal Rubidium uga ditemokake ing mineral uga banyu segara.
sumber
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
Dijupuk saka Produksi Lithium.
History
sing katutup
Louis Nicolas Vauquelin
Robert Bunsen and Gustav Kirchhoff
Discovery
ing 1797
ing 1861
turah mbrawah
Turah mbrawah Ing Universe
1 * 10-7 %
23
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.00000001 %
29
~0.000003 %
17
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
19
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
35
0.01 %
18
Turah mbrawah Ing Segara
0.00 %
39
0.00 %
7
Turah mbrawah Ing Manungsa
0.00 %
19
0.00 %
7
ulah
Ulah lan Wuku
- Sawijining wesi karo tembaga utawa nikel sing digunakake ing Gyroscopes Manufaktur, sumber, kontak listrik lan pribadi non sparking.
- Wesi Beryllium digunakake minangka materi kanggo pesawat, pluru, wahana lan satelit.
- aplikasi utama Rubidium iku ing Manufaktur kaca.
- Rubidium bisa banget gampang njaluk ionized lan Empu iku digunakake kanggo mesin ion, nanging isih kurang efisien tinimbang sing saka Caesium.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
NA
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, tujuan Research
Properties biologi
keracunan
Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.00 Sang / mg dm-3
32
2.49 Sang / mg dm-3
7
ing Bone
0.00 ppm
32
5.00 ppm
13
fisik Properties
leleh Point
1,278.00 ° C
36
38.89 ° C
99+
Boiling Point
2,970.00 ° C
32
688.00 ° C
99+
katon
State fisik
Solid
Solid
warna
putih Gray
klawu putih
luster
metallic
NA
atose
Mohs atose
5.50
7
0.30
24
Brinell atose
590.00 MPa
21
0.22 MPa
99+
Vickers atose
1,670.00 MPa
4
ora Sumadhiya
Kacepetan swara
12,890.00 m / s
2
1,300.00 m / s
99+
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
Be
Rb
isotop
Isotop dikenal
9
29
29
10
keelektronegatifan
Pauling Elektronegativitas
1.57
24
0.82
99+
Sanderson Elektronegativitas
1.81
12
0.31
32
Allred Rochow Elektronegativitas
1.47
14
0.89
40
Mulliken-Jaffe Elektronegativitas
1.54
12
0.69
24
Allen Elektronegativitas
1.58
23
0.71
99+
Electropositivity
Pauling Electropositivity
2.43
30
3.18
3
tenogo ionisasi
Level Energy 1st
899.50 kJ / mol
7
403.00 kJ / mol
99+
Level Energy 2
1,757.10 kJ / mol
23
2,633.00 kJ / mol
6
Level Energy 3rd
14,848.70 kJ / mol
2
3,860.00 kJ / mol
11
Level Energy 4
21,006.60 kJ / mol
2
5,080.00 kJ / mol
18
Level Energy 5th
ora Sumadhiya
6,850.00 kJ / mol
19
Level Energy 6th
ora Sumadhiya
8,140.00 kJ / mol
20
tingkat Energy 7
ora Sumadhiya
9,570.00 kJ / mol
20
Level Energy 8
ora Sumadhiya
13,120.00 kJ / mol
17
Level Energy 9
ora Sumadhiya
14,500.00 kJ / mol
18
Level Energy 10th
ora Sumadhiya
26,740.00 kJ / mol
6
padha karo elektrokimia
0.17 g / amp-day
99+
3.19 g / amp-day
14
Fungsi Work elektron
4.98 eV
6
2.16 eV
99+
Properties Kimia liyane
Corrosion, ionisasi, Isotop radioaktif
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
4
99+
37
99+
Konfigurasi elektron
[Panjenenganipun] 2S 2
[Kr] 5S 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
HCP-Crystal-Structure-of-Beryllium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
4
99+
37
99+
Jumlah Neutron
5
99+
48
99+
Jumlah Èlèktron
4
99+
37
99+
Radius saka Atom
Radius atom
112.00 pm
99+
248.00 pm
2
kovalen Radius
96.00 pm
99+
220.00 pm
4
Van der Waals Radius
153.00 pm
99+
303.00 pm
3
Bobot atom
9.01 Amu
99+
85.47 Amu
99+
Volume atom
5.00 cm3 / mol
99+
55.90 cm3 / mol
2
Nomer atom jejer
Potensi Valence Electron
82.00 (-eV)
15
9.47 (-eV)
99+
Constant pola
228.58 pm
99+
558.50 pm
10
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
1.57
18
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.85 g / cm 3
99+
1.53 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.69 g / cm3
99+
1.46 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
19
ora Sumadhiya
situs kelenturan
nyukur pengaturan
132.00 GPA
7
ora Sumadhiya
pengaturan akeh
130.00 GPA
13
2.50 GPA
99+
Young kang pengaturan
287.00 GPA
7
2.40 GPA
99+
Poisson rasio
0.03
35
ora Sumadhiya
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.85
99+
1.53
99+
Nindakake Magnetic
diamagnetic
paramagnetic
Properties Listrik
Property Listrik
Semiconductor
Arman
resistivity
36.00 nΩ · m
99+
128.00 nΩ · m
26
konduktivitas listrik
0.31 10 6 / cm Ω
5
0.08 10 6 / cm Ω
24
elektron Affinity
0.00 kJ / mol
40
46.90 kJ / mol
24
termal Properties
Kalor tartamtu
1.82 J / (kg K)
2
0.36 J / (kg K)
17
Graham Kapasitas kalor
16.44 J / mol · K
99+
31.06 J / mol · K
5
doyo termal
200.00 W / m · K
6
58.20 W / m · K
26
suhu kritis
ora Sumadhiya
2,093.00 K
4
Expansion termal
11.30 μm / (m · K)
34
90.00 μm / (m · K)
2
enthalpy
Enthalpy panguapan
294.70 kJ / mol
30
69.20 kJ / mol
99+
Enthalpy saka Fusion
11.72 kJ / mol
30
2.19 kJ / mol
99+
Enthalpy saka atomization
326.40 kJ / mol
30
82.00 kJ / mol
99+
Standard molar Entropy
9.50 J / mol.K
99+
76.80 J / mol.K
5
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