mbandhingaké sodium lan rubidium
Tabel périodik
Symbol
Na
Rb
Panggil Group
1
17
1
17
Panggil periode
3
5
Block
s pemblokiran
s pemblokiran
Family unsur
alkali
alkali
CAS Number
7440235
99+
7440177
99+
Jeneng papan Group
3M Im_
3M Im_
Space Group Number
229.00
1
229.00
1
facts
Facts Interesting
- Ing suhu kamar Sodium logam sanget alus kang bisa disigar mudhun menyang bêsik karo piso butter.
- senyawa paling umum saka Sodium iku NaCl (Salt).
- Rubidium logam unsur 16 paling umum ditemokake ing lemah ndhuwur bumi.
- metal Rubidium uga ditemokake ing mineral uga banyu segara.
sumber
Miturut Process electrolysis, Mining
Dijupuk saka Produksi Lithium.
History
sing katutup
Humphry Davy
Robert Bunsen and Gustav Kirchhoff
Discovery
1807
ing 1861
turah mbrawah
Turah mbrawah Ing Universe
2 * 10-3 %
6
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.004 %
6
~0.000003 %
17
Turah mbrawah Ing meteorit
0.55 %
6
0.00 %
19
Turah mbrawah Ing bumi lemah ndhuwur
2.30 %
5
0.01 %
18
Turah mbrawah Ing Segara
1.10 %
1
0.00 %
7
Turah mbrawah Ing Manungsa
0.14 %
3
0.00 %
7
ulah
Ulah lan Wuku
- Ing sawetara reaktor nuklir sodium digunakake minangka exchanger panas.
- Senyawa saka logam Sodium disebut Salt (Sodium klorida) digunakake ing Food.
- 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 Listrik, Industry Elektronik
NA
Ulah Medical
Industry Pharmaceutical
NA
Ulah liyane
wesi
wesi, tujuan Research
Properties biologi
keracunan
Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
1,970.00 Sang / mg dm-3
1
2.49 Sang / mg dm-3
7
ing Bone
10,000.00 ppm
2
5.00 ppm
13
fisik Properties
leleh Point
97.72 ° C
99+
38.89 ° C
99+
Boiling Point
883.00 ° C
99+
688.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
klawu putih
luster
metallic
NA
atose
Mohs atose
0.50
22
0.30
24
Brinell atose
0.69 MPa
99+
0.22 MPa
99+
Kacepetan swara
3,200.00 m / s
24
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
Na
Rb
isotop
Isotop dikenal
17
22
29
10
keelektronegatifan
Pauling Elektronegativitas
0.93
99+
0.82
99+
Sanderson Elektronegativitas
0.56
30
0.31
32
Allred Rochow Elektronegativitas
1.01
35
0.89
40
Mulliken-Jaffe Elektronegativitas
0.91
21
0.69
24
Allen Elektronegativitas
0.87
99+
0.71
99+
Electropositivity
Pauling Electropositivity
3.07
6
3.18
3
tenogo ionisasi
Level Energy 1st
495.80 kJ / mol
99+
403.00 kJ / mol
99+
Level Energy 2
4,562.00 kJ / mol
4
2,633.00 kJ / mol
6
Level Energy 3rd
6,910.30 kJ / mol
6
3,860.00 kJ / mol
11
Level Energy 4
9,543.00 kJ / mol
5
5,080.00 kJ / mol
18
Level Energy 5th
13,354.00 kJ / mol
4
6,850.00 kJ / mol
19
Level Energy 6th
16,613.00 kJ / mol
4
8,140.00 kJ / mol
20
tingkat Energy 7
20,117.00 kJ / mol
4
9,570.00 kJ / mol
20
Level Energy 8
25,496.00 kJ / mol
4
13,120.00 kJ / mol
17
Level Energy 9
28,932.00 kJ / mol
4
14,500.00 kJ / mol
18
Level Energy 10th
141,362.00 kJ / mol
2
26,740.00 kJ / mol
6
Level Energy 11
159,076.00 kJ / mol
2
ora Sumadhiya
padha karo elektrokimia
0.86 g / amp-day
99+
3.19 g / amp-day
14
Fungsi Work elektron
2.75 eV
40
2.16 eV
99+
Properties Kimia liyane
Kimia Stabilitas, Corrosion, Flammability, ionisasi, kelarutan
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
11
99+
37
99+
Konfigurasi elektron
[Ne] 3s 1
[Kr] 5S 1
Struktur Crystal
Body tengah kubik (Bcc)
Body tengah kubik (Bcc)
Crystal pola
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
11
99+
37
99+
Jumlah Neutron
12
99+
48
99+
Jumlah Èlèktron
11
99+
37
99+
Radius saka Atom
Radius atom
186.00 pm
9
248.00 pm
2
kovalen Radius
166.00 pm
27
220.00 pm
4
Van der Waals Radius
227.00 pm
21
303.00 pm
3
Bobot atom
22.99 Amu
99+
85.47 Amu
99+
Volume atom
23.70 cm3 / mol
10
55.90 cm3 / mol
2
Nomer atom jejer
Potensi Valence Electron
14.10 (-eV)
99+
9.47 (-eV)
99+
Constant pola
429.06 pm
19
558.50 pm
10
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
0.97 g / cm 3
99+
1.53 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
0.93 g / cm3
99+
1.46 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
nyukur pengaturan
3.30 GPA
99+
ora Sumadhiya
pengaturan akeh
6.30 GPA
99+
2.50 GPA
99+
Young kang pengaturan
10.00 GPA
99+
2.40 GPA
99+
Poisson rasio
ora Sumadhiya
ora Sumadhiya
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
0.97
99+
1.53
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
47.70 nΩ · m
99+
128.00 nΩ · m
26
konduktivitas listrik
0.21 10 6 / cm Ω
9
0.08 10 6 / cm Ω
24
elektron Affinity
52.80 kJ / mol
19
46.90 kJ / mol
24
termal Properties
Kalor tartamtu
1.23 J / (kg K)
3
0.36 J / (kg K)
17
Graham Kapasitas kalor
28.23 J / mol · K
10
31.06 J / mol · K
5
doyo termal
142.00 W / m · K
11
58.20 W / m · K
26
suhu kritis
2,573.00 K
2
2,093.00 K
4
Expansion termal
71.00 μm / (m · K)
4
90.00 μm / (m · K)
2
enthalpy
Enthalpy panguapan
89.04 kJ / mol
99+
69.20 kJ / mol
99+
Enthalpy saka Fusion
2.59 kJ / mol
99+
2.19 kJ / mol
99+
Enthalpy saka atomization
108.40 kJ / mol
99+
82.00 kJ / mol
99+
Standard molar Entropy
51.30 J / mol.K
28
76.80 J / mol.K
5
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